Freelance graphic designer online vacanciesроботи

Юлія, вітаю! Зіцікавив Ваш профіль. Маю невеличкий проект до виконання. Хотів би з Вами все обговорити. Чекаю на контакт ))

I am a web designer, I work with programs such as the (adobe illustrator, adobe Photoshop) VEP designer has worked 2 years in this area profysional! I offer you a large selection of logos and more! I will be happy if you obyrete my behalf for the project. sorry for my English! Доброго дня, я займаю дизайном уже( 2 )роки і у мене є великий опит у сфері дизайну я можу робить логотипи, фірмовий стиль , дизайн візиток , дизайн листовок , шаблони для сайта , поліграфічиский дизайн , інтерфейси , дизайн кнопок, іконки і усе для сайтів і Т.Д

We need to make online store like: , Without content. Also useful filters for specific product characteristics. need online chat Потрібно зробити інтернет магазин на зразок: Без наповнення. Також потрібні фільтри товару за певними характеристиками, онлайн чат

I am in need of an experienced graphic designer to create a captivating brochure for my project. The brochure will be utilised for an undisclosed purpose, so adaptability in design is a plus. The size requirements have not yet been determined, granting flexibility in your creative process. Ideal Skills: - Proficient in Adobe Creative Suite - Previous experience in brochure design - Ability to work within flexible parameters - Strong communication skills for any necessary clarifications Please provide samples of previous brochure designs with your bid. I am looking forward to working with a creative professional who can bring my vision to life.

I'm on the hunt for a creative graphic designer who can create a captivating thumbnail for my YouTube videos. As an eSports player who specializes in multiplayer online battle arenas, it's crucial for my thumbnail to reflect this genre, wherein my photo is highlighted. Key Job Requirements: - Proficiency in graphic design - Understanding of YouTube thumbnail dimensions and guidelines - Familiarity with eSports and particularly, multiplayer online battle arenas - Skilled in Photoshop or any relevant software - Previous experience with eSports related design would be a bonus Your main task will be to design a YouTube thumbnail with these key elements: - My photo: This should be the main focus of the thumbnail Your design should be compelling ...

IMPRESCINDIBLE tener estudios en finanzas/economía. Preferiblemente una maestría en Finanzas. Se precisa a un/a redactor/a para redactar textos añadiendo explicaciones sobre conceptos como tasas interés, inflación, bonos del tesoro, etc. con un lenguaje coloquial para que lo pueda entender cualquier persona. Disponibilidad de 4 horas al día. Hay un proceso para su creación que se explicará. Serán 3-4 textos a la semana. Cada uno tiene un coste de 25$ y se entregará en 24h. Temas de ejemplo (POR FAVOR, SI NO DOMINAS ESTOS TEMAS, NO TE INSCRIBAS. Todos los temas son relativos a estados unidos): -Que son los bonos del tesoro, la inflación y cómo está relacionado y como afecta a una persona comú...

As a client with an e-commerce business, I'm in need of a proficient website designer specializing in a minimalist style. The primary purpose of this project is to provide a professional and visually appealing online platform to showcase my products. Key tasks include: - Emphasizing product images as a main design element. - Implementing a minimalist approach that simplifies user navigation. - Designing an interface that offers a seamless shopping experience. Ideal Skills: - Proven experience in web design, specifically for e-commerce. - Proficiency in minimalist design. - Commercial awareness to effectively highlight products. - Knowledge of user experience (UX) best practices. Experience in CSS/HTML/Javascript is a plus. If you possess the aforementioned skills and...

I'm seeking a qualified individual who can create a comprehensive prepayment solution for me. The main goal of this solution would be to help in allocating funds for future expenses within the accounting industry. The ideal freelancer for this project would be someone with an extensive background in financial and accounting software solutions. Although you don't need to integrate automatic notifications, reporting and analytics features, or multiple payment options at this time, experience in these areas would be a bonus as potential additional features down the line. Key Skills: - Proficient in creating financial software solutions - Background in accounting software - Bonus: Experience in automatic notifications, reporting/analytics or multiple payment option integration.

...various graphic elements for our candy bags. One of these elements to feature the exterior facade of our candy store. However, we welcome designers to propose additional graphic elements. The graphic elements has to be only in one color (black). We don't want to have the word "Candy bags" as we are seeing that many proposals have. The selected designer will have the opportunity to work with us on new coming projects. Key details: - The icons will be used for print materials, so they should be high resolution and versatile enough to be scaled to different sizes without losing quality - The style I'm looking for is flat, so I need someone with a strong understanding of this design aesthetic - Each icon should be unique and easily recogn...

I appreciate working with you.

I need a unique stand-up pouch design specifically for packaging dry goods (grains or nuts). Requirements: - The design should be creative, visually appealing and should highlight the natural benefits of dry goods. - The design must follow safety and hygiene standards for food packaging. Ideal Skills: - Graphic Design - Experience in Packaging Design - Knowledge about Food Safety Standards Your previous experience in packaging design, especially for food items, will be of great value. Please share relevant samples in your proposals. Your understanding and knowledge of the food safety regulations are very crucial for this project.

I'm in need of a skilled graphic designer who can create a professional pamphlet to advertise an event. This task requires: - Inclusion of key information such as event details and timings - Accurate integration of contact information - Proper placement of specific images or graphics related to the event A successful design will merge all the key elements, have a professional tone, and effectively advertise our event. Designers with experience in brochure or pamphlet creation, and those who have a knack for creating professional layouts are ideal.

I'm in need of a catalog design that will efficiently showcase less than 50 products, focusing mainly on displaying product information. K...showcase less than 50 products, focusing mainly on displaying product information. Key Requirements: - Design a catalog layout that is clean, professional, and easy to navigate. - Utilize high-quality images and assist in creating product descriptions. - Use your creative skills to showcase each product in a compelling way, ensuring a balance between information and visual appeal. Ideal Skills: - Graphic Design experience with creating catalogs, brochures, or similar materials. - Ability to work with images to enhance their quality and aesthetic appeal. - Copywriting or content creation experience to assist in crafting engaging produc...

I'm in need of a talented clothing designer to assist in crafting a line of casual men's t-shirts. Ideal candidates will have: - Experience in designing men's casual wear. - A keen understanding of the latest fashion trends. - Proficient in translating concepts into wearable, appealing designs. Your main task will be creating a variety of designs that are both trendy and appealing to a modern male demographic. This role offers a great opportunity to showcase your creativity and contribute to a growing fashion brand.

I'm looking for a talented graphic designer to create a logo and banner for my business. Key Requirements: - Logo Design: The logo should be visually appealing and memorable, using the colors red, blue, and green. It should reflect the essence and values of my brand. - Banner Design: The banner should be designed in a way that complements the logo and helps establish a strong brand presence. Ideal Skills: - Proficiency in graphic design software such as Adobe Illustrator and Photoshop. - Strong creative and artistic skills to come up with unique and eye-catching designs. - Understanding of branding and the ability to translate brand values into visual elements. Please provide samples of your previous work when applying.

...penulis artikel maupun yang belum memiliki pengalaman dengan perusahaan lain, kali ini kami membuka lowongan pekerjaan untuk bergabung dengan Team penulis artikel kami. Adapun syarat untuk bergabung sebagai berikut: Menyukai dunia tulis menulis terutama menulis artikel freelance. Menguasai kosakata dan aturan EYD yang baik serta benar. Teliti saat mengetik artikel. Mampu konsekuen dan bertanggung jawab dengan tugas atau job pekerjaan yang diberikan oleh Kami. Memiliki fasilitas penunjang yang memadai dalam dunia menulis online seperti: Laptop/computer, jaringan internet, email, HP untuk keperluan komunikasi dan kordinasi dengan team kami. Mampu menulis artikel dengan segala macam topik atau tema yang nanti diberikan oleh kami. Mampu menulis minimal 10 artikel, minimal 500...

I'm seeking a skilled graphic designer to create a vintage and classic-style poster for an event that I'm advertising. Key requirements: - Demonstrable experience in poster design, particularly with vintage and classic themes. - Ability to effectively communicate event details within design. - Strong eye for detail and creativity. Ideal skills: - Graphic design - Adobe Illustrator - Adobe Photoshop This project will require excellent design skills and a good understanding of vintage aesthetics. Looking forward to seeing your portfolios.

Untie-it Technologies is looking for a talented freelance Frontend Developer with strong expertise in React or AngularJS (preferably React) to join our dynamic team. If you are passionate about web development, love creating user-friendly interfaces, and are located in or around Rajkot, we'd love to hear from you! Your skills: - Solid experience with React or AngularJS (React preferred) - Ability to build intuitive and seamless user interfaces - Excellent problem-solving skills and attention to detail - Comfortable working in a collaborative team environment What we offer: - Competitive freelance rates - Opportunity to work with a talented and supportive team - Flexible working arrangements If you're excited to contribute to innovative projects and be part of a f...

I'm looking to hire a skilled UI/UX designer who is proficient in wireframing, prototyping and user research. The ideal candidate needs to have a strong understanding and experience in creating designs targeted at professionals. While I haven't decided on a specific style of design, having diverse design capabilities would be preferred. Hence, the project requires: - Strong expertise in Figma - Experience with user research targeted at professionals - Ability to create top-notch wireframes and prototypes - Flexibility in design style since I haven't defined it yet. Demonstrable achievements in diverse designs will be a plus. Your portfolio should reflect the skills mentioned above. Interested candidates, please apply with relevant work samples. Looking forward to w...

I'm in need of a talented designer who can create professional and corporate infographics to complement the content of my blogs. The work will be on a weekly basis and should include conveying: statistical data, step-by-step processes, and comparisons between options. Key Responsibilities: - Create visually appealing infographics that align with the professional and corporate style I'm aiming for. - Craft infographics that effectively communicate statistical data, step-by-step processes, and comparisons between options. Ideal Skills: - Proficient in graphic design software - Demonstrated experience in creating infographics - Understanding of statistical data representation - Ability to work in a professional and corporate style I'm looking for a freelancer w...

I am in need of a seasoned data entry professional who can attentively transcribe information from various online databases into Google Sheets. The role is strictly manual data entry. Skills and Experience: - Proficient with Google Sheets and similar spreadsheet management tools. - Past experience with database interaction, particularly online databases. - Must have a keen eye for detail to ensure accurate data transcription. - Excellent time management skills are essential as deadlines are strict. Although this position emphasizes manual data entry skills, experience in data cleaning and validation pave the path for optimal efficiency. The successful candidate must provide proof of prior similar projects. Your ability to maintain high standards of accuracy and confident...

I'm in need of a serious, detail-oriented freelance virtual assistant for some important data entry tasks. Key Requirements Include: - Specialized in data entry, with strong attention to detail. - Experience with Excel spreadsheet is compulsory because all text-based data entry will be done here. - As this is text based data, a great understanding of English and excellent typing skills are required. - Being well-organized, disciplined, honest and able to complete tasks on time is essential. This job is suitable for someone who enjoys data input tasks with a knack for precision, consistency and quality of work. If you meet these requirements, I want to hear from you!

I am seeking a skilled and experienced Shopify developer to integrate a marketplace into my existing Shopify site. This marketplace will allow designers to independently upload and sell their own fabric designs. Here are the project specifics: - Facilitate centralized shipping from my end. - Ensure a system where designers can independently upload their products without the need for approval. The ideal candidate for this job is proficient in Shopify development, has experience with marketplace, and understands the mechanics of a functioning marketplace. Knowledge of the fabric industry is a plus. Looking for someone who can complete this in a timely and proficient manner. Look forward to working with you.

I am looking for a graphic designer to design company logo, Id and few modern and eye-catching flyer to advertise services of my Hospice and Home Health Agency that provides 'end of life' care at home to terminally ill patients mostly old age people. Experienced professionals with excellent graphic designing and creativity skills and having proven record of creating visually appealing marketing materials should apply. I need both one page and three-fold flyers to get designed.

...my writing and editing abilities. As a copywriter, your primary task would be to compose persuasive, engaging, and compelling content that drives action. This can range from creating catchy taglines, writing content for marketing materials, web pages or emails, to crafting persuasive sales pitches. Ideal Skills and Experience: - Previous experience in copywriting is a must, preferably in a freelance capacity. - Strong understanding of advertising principles and branding. - Exceptional written communication skills. - Proven ability to understand and write for different audiences. - A track record of delivering high-quality content within deadlines. Your responsibilities will include: - Understanding the target audience and adapting the tone of the copy accordingly. - Collabora...

I'm seeking a creative professional to conceptualize and design a logo that truly represents my business, Claim Safe Australia. We specialize in Makesafes as an emergency service within the insurance industry as BUILDERS. We would like our logo to show we are 24/7 and operate as emergency services LOGO NEEDS TO SHOW EMERGENCY SERVICES 24/7 We are Builders - Ideal Skills: Proficiency in graphic design, knowledge of brand development, and experience in logo design. - Experience: Previous experience designing logos for insurance or similar industries will be highly advantageous. Your innovative thinking and understanding of our business will play a critical role in creating a logo that stands out while remaining true to our core business values.

I'm looking for a professional business card design that embodies my brand identity. Key Requirements: - Incor...business card design that embodies my brand identity. Key Requirements: - Incorporate my Name, Phone number, Email address, Company name, and Website URL. - Reflect a professional and clean aesthetic that aligns with my brand identity. Ideal Skills and Experience: - Strong graphic design skills with a focus on business card design. - Prior experience in creating business cards for a professional environment. - Understanding of brand identity and the ability to translate it into a tangible design. - Proficiency in graphic design tools such as Adobe Illustrator and Photoshop. Please include a link to your portfolio or samples of previous business card des...

Are you a skilled Clothing Line Designer with a passion for creating high-quality men's apparel? We're launching a new online ecommerce store for men's fashion and seeking a talented individual to join our startup team. Our brand focuses on timeless products that combine top-tier quality with a mature, yet casual, aesthetic. We're looking for a designer who can work closely with us to develop blueprints for clothing designs, oversee the sample-making process with manufacturers, and assist in finalizing bulk orders. Knowledge of creating technical tech packs for manufacturers is essential. Key Requirements: Strong understanding of garment construction, fabrics, and current fashion trends Ability to create technical tech packs for manufacturers Abi...

In need of a skilled graphic designer well-versed in minimalistic aesthetics to create an impactful logo and accompanying animation. The deliverables will be used across multiple platforms: * Website * Social media * Branding materials While the elements to include were not specified by me, I expect creative suggestions that would best represent my brand. Perfect candidates will demonstrate: * Expertise in minimalistic design * Ability to create smooth, engaging animations * Strong portfolio of past logo design and animation projects * Clear and prompt communication skills.

I am seeking a talented graphic designer specialized in modern logo creation. My project requires a modern style logo that can effectively convey a sense of professionalism. Key requirements: - Expertise in modern logo design - Ability to transfer the idea of professionalism into a logo - Bold yet clean design approach Your portfolio demonstrating similar projects will be strongly advantageous. Expecting creativity and dedication for this project.

I'm seeking a highly talented and detail-oriented Photoshop designer who can help with photo editing and graphic design tasks. The focus of this project is to create visually captivating designs that carry a modern and minimalist aesthetic. Key Responsibilities: - Photo Editing: You'll have the task of editing images, ensuring clarity, resolution and overall visual appeal are top-notch. - Graphic Design: Craft minimalist and modern designs that align with my brand identity. End Product Use: The edited photos and graphic designs will be used across various mediums, including: - Social Media: Enhancing my online presence with eye-catching visuals. - Website: Helping to improve the aesthetic and user experience of my website with professional...

I'm looking for a professional graphic designer to create a corporate-style brochure, with a modern touch, that is tailored for the digital medium. Key Points: - The design must reflect a corporate image, so I'm looking for a clean and sleek aesthetic. - The brochure will be primarily used in digital formats (such as on our website or in email campaigns), so the design should be optimized for online viewing. Ideal Skills and Experience: - Proven experience in graphic design, particularly brochure design. - Understanding of corporate design aesthetics and ability to create a professional look. - Portfolio demonstrating previous work on digital platforms is a plus.

I require a talented graphic designer and web developer with proficiency in modern design. I am launching a website to sell medical chairs and need a sleek, modern logo to complement this new venture. In addition, the creation of a sleek, modern 4-6 page website that appeals to my clientele is crucial. Your responsibilities: - Design an aesthetic and modern logo - Develop a 4-6 page website with modern and sleek design elements - Implement an online payment system and customer review option Ideal expertise: - Experience in graphic design particularly in creating modern logos - Web development experience, especially e-commerce websites - Understanding of secure online payment integration - Capability to implement a reliable customer review system - Able ...

We're seeking freelance programmers with a flexible skill set as the specific programming languages and project objectives weren't defined. An ability to adapt to various programming languages would be ideal, encapsulating yet not limited to Java, Python, and C++. As the project's main target and functionality weren't specified, experienced bidders with diverse backgrounds in creating mobile apps, website development, and software application building would be preferred. This project may contain elements like user authentication, database integration, and payment processing. It's important you're adaptable and comfortable with possible modifications as the project progresses.

We are seeking a skilled WordPress website designer to quickly create a professional and visually appealing website for our energy storage company. We will provide all text content and images. The ideal candidate will have proven experience in WordPress and a portfolio demonstrating business websites, preferably in the technology and energy sectors. This fast-paced project requires completion within one week, so immediate availability is essential. Responsibilities Design a WordPress business website that showcases our energy storage technologies through interactive and dynamic elements. Update and optimize existing materials on the website. Integrate essential functionalities such as contact forms into the design. Ensure the website is mobile-responsive, SEO-optimized, and adheres...

I am seeking a talented graphic designer specialized in modern logo creation. My project requires a modern style logo that can effectively convey a sense of professionalism. Key requirements: - Expertise in modern logo design - Ability to transfer the idea of professionalism into a logo - Bold yet clean design approach Your portfolio demonstrating similar projects will be strongly advantageous. Expecting creativity and dedication for this project.

...opportunity in the recruitment domain. We receive a steady stream of clients from diverse industries, with around 3-4 positions to fill each month. We are seeking a reliable recruitment partner who can assist us in sourcing and hiring candidates across various channels. Your role would involve leveraging your access to different sources to identify and recruit suitable candidates for our clients' vacancies. In return for your recruitment services, we are prepared to offer a competitive compensation package of 25% of the monthly salary of each successfully placed candidate. We believe that establishing a collaborative partnership could greatly benefit both parties involved. Your expertise in recruitment coupled with our client base and requirements can lead to fruitful out...

I'm looking for a skilled graphic designer to create a unique, minimalistic logo for my tech-centric group, Techsarian. Our group acts as a forum for IT people and is involved in developing software as a service applications. Here's guidelines that you will follow: Target Style: * Minimalistic, Techy Logo Representation: * The logo should significantly represent the 'Techsarian' brand name Desired Color Palette: * Combination of Neutrals (Grays/Blacks) and Cool (Blues/Purples) colours To be considered for this project, you should have an extensive portfolio showcasing your work in minimalistic logo design. Experience in the tech industry and a good grasp of the latest trends in logo design would be a huge plus.

I'm in need of a skilled professional who can...understanding of lead generation tactics is essential. - Branding: I need help with branding strategies to make sure my website is aligned with my brand's values and message. - Online Presence Management: This involves managing all online platforms related to the website, such as social media accounts and email marketing campaigns. I'm looking for someone who is experienced in this area and can enhance my online presence. A successful candidate should have: - Proficiency in WordPress - Experience in creating SEO content and lead generation - Ability to work on branding strategies - Past experience in online presence management Please provide examples of previous work and your approach to each ...

I'm looking for talented online tutor for Math, Science, and English. The ideal candidate will be responsible for: - Providing regular classes, doubt-solving sessions, and masterclasses. - Preparing Daily Assignments, Tests, class notes, and Teaching Materials. - Building effective relationships with students and parents. - Designing a Learning Improvement Strategy to enhance students' performance. Key Requirements: - Experienced in tutoring in Math, Science, and English. - Proficient in teaching middle school (6-8) and high school (9-12) students. - Strong communication and relationship-building skills. - Able to develop engaging teaching materials. - Familiarity with online teaching tools and platforms. Your responsibilities will include creating an engag...

I'm in need of a talented graphic designer to create a unique logo and banner for my business. The designs are intended for use across various digital platforms, most notably my website and social media channels. What I need: - 1x Icon/Logo (1200x1200) - 1x Landscape Banner (1200x628) - 1x Square Banner (1200x1200) Key Requirements: - The design should primarily reflect creativity, as this is the core message I want to convey. - The ability to use grayscale and still maintain creativity; the images are for a game revolving around weapons, crime, gangs, businesses, and much more Ideal Skills: - Proven experience in graphic design, particularly in creating logos and banners for digital platforms. - A portfolio that demonstrates a strong sense of creativity in ...

I'm looking for a talented designer to help me refresh my current logo by incorporating new lettering. Change 1) Paasulntt Hill to Pleasant Hill, CA 2)Cub Sclt to CUB SCOUT 3) Jeap to 405 Ideal candidates should have: - Proven experience in logo design - Strong graphic design skills - Ability to create modern and appealing lettering - A portfolio that showcases previous logo design work - Experience with designing for print and digital platforms

Hi, I'm looking for a graphic designer who has a deep knowledge of American culture, style, and trends. Your task: - Create a cute womens birthday design similar to the example provided. - Provide Adobe Illustrator (.AI) files with ALL design elements fully editable. - Design files must not have text converted to outlines or flattened unless specified. All text and elements must be fully editable - Adapt the provided example into a similar design without directly copying it. Requirements: - Deep understanding of American culture trends and style - Proficient in using Adobe Illustrator. - Great at choosing the right fonts and color schemes - No use of AI-generated elements. - Utilize only print-on-demand approved graphics from or original hand-drawn elements. ...

I'm looking for a skilled graphic designer to create a minimalist logo for my brand. The key concept of the logo is a non-equal sign, symbolizing the uniqueness and individuality of the brand identity. Here are my specific requirements: - Color: I want the logo to primarily use black. Please feel free to suggest any accent colors if you believe it could enhance the final design. - Style: Minimalist. The design should be clean, uncluttered and straightforward. - Emotional Response: The logo should provoke the feeling of being unique and different from others. The ideal freelancer would be someone who has experience in minimalist logo design and understands how to evoke emotions through graphics. They must also have a strong eye for color usage. Please include your port...

I require the expertise of a seasoned Wordpress web developer and designer with comprehensive experience in using Elementor to help me create an engaging and creative website. This is for my client who wants a fresh redesign of their website with a fresh and professional look. The website is a very basic 5 page website with no extra functionality required other than a basic contact form. I have already made a start on the project but no longer have time to complete it so I need to outsource the project. The website is a basic travel/retreat website I have already installed and set everything up I just need the winning bidder to create a great redesign of the site using Elementor. The winning bidder must have previous experience with Elementor for Wordpress with previous proof o...

I'm in need of a graphic designer that is experienced in creating modern, minimalist logos. The project involves designing a logo for my new business, TCL Travel. It is a travel company offer visa and travel services to customer . It is mainly international travel Please create one nice logo The desired color scheme is blue and gray. The logo must be able to represent the business well and should be original. Effectively, it should convey quality, trust and professionalism while also exuding some excitement of travel. Ideal Skills: • Graphic Design • Logo Design • Illustrator • Experience with modern and minimalist designs. Looking forward to seeing your portfolio and potentially working together.

...comment ODOO sera adapté à nos processus internes. 2. **Programme de formation personnalisé** : Un calendrier de formation couvrant tous les modules nécessaires, adapté à notre rythme et à nos capacités d'apprentissage. 3. **Support continu et documentation** : Assistance continue durant les trois mois, incluant la documentation des processus et des guides utilisateur personnalisés. **Profil du freelance recherché :** - Expertise avérée dans la mise en place et la personnalisation d'ODOO. - Excellente capacité de formation et de transmission des connaissances. - Capacité à fournir des conseils stratégiques et techniques adaptés à un contexte d&#...

Preciso de um Webdesingner parar converter e/ou criar páginas a partir de LandingPages e Outros, para Shopify e Woocomerce.

I'm in need of a skilled illustrator who can marry the styles of cartoon and abstract to collaborate on an upcoming adventure-themed graphic novel. The intended audience is children between the ages of 8-14. Whether you usually work in one of these styles or both, your vision and adaptability will be a great asset to the project. The ability to transform written words into visually engaging scenes and being able to communicate complex emotions through your art will be paramount. Ideal Skills and Experience: - Proven experience in illustrating, particularly for graphic novels or children's books - Strong background in cartoon and abstract art styles - Ability to collaborate on a vision and take creative direction - Understanding of what resonates with 8-14 year-o...

URGENT I'm in need of an experienced Laravel web designer to modify an online casino for added features and functionalities (10+ pages). The main purpose and color scheme of the website will be decided as we move forward with the project. Ideal Skills: - Expert in Laravel - - Experience with large, multi-page websites - Can work with vague initial guidelines - Strong communication skills to help in defining the website's purpose and color scheme.