I'm a Developer working from San Francisco, United States. My focus is Data Science, Django, and Google Cloud, and I'm always keen to jump into a well-scoped brief.
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I'm a Developer working from San Francisco, United States. My focus is Data Science, Django, and Google Cloud, and I'm always keen to jump into a well-scoped brief.
See MoreSenior Flutter Engineer • Indie Maker • 100K+ App Downloads 4+ years building fast, polished, production Flutter apps for fintech, health-tech & AI startups Ex-Americ...
See MoreHi, I'm Ghufran Latif, a Senior Full-Stack Engineer based in San Francisco. I have 8+ years of experience designing and maintaining web applications, with a focus on end-...
See MoreI’m Steven Young, a seasoned software engineer specializing in building performant, scalable web applications across the full stack. I enjoy delivering robust front-end e...
See MoreAI/ML and software engineering leader building production systems across security, fraud detection, forecasting, and distributed web platforms. I translate complex requir...
See MoreHi, I’m Victor Cecoltan, a Senior AI/ML Engineer with 8+ years of experience architecting and deploying production-grade AI systems. I specialise in Generative AI, NLP, L...
See MoreBased in San Francisco, United States, I'm a Developer expert focused on Docker, ETL, and Hadoop. I take a clear, collaborative approach to every project.
See MoreI am Venkatesh Gunji, a Lead Data Scientist specializing in Generative AI and LLM engineering with 12+ years of experience building and deploying enterprise AI systems. I...
See MoreI am a senior AI/ML engineer with 12+ years of experience delivering scalable AI, ML, and data science solutions across banking, insurance, healthcare, pharmaceutical, an...
See MoreI'm an experienced Developer based in San Francisco, United States. I specialise in App Design, Freelance Gig, and Web Design and enjoy helping teams turn ideas into poli...
See MoreI’m Lex Chesler, a Gameplay Engineer with 20+ years of experience shipping 3C (camera, character, and control) systems in Unreal Engine and C++ across AAA, critically acc...
See MoreBased in San Francisco, United States, I'm a Developer expert focused on Amazon Web Services, CSS, and Docker. I take a clear, collaborative approach to every project.
See MoreWe have over 14,500 Developers who've worked in many different industries and cover various styles and skillsets.
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Reviews
“Working with Emmanuel was a great experience. He was professional, communicated clearly throughout the project, and delivered the TrendSphere eCommerce Solution on time. The quality of his work exceeded my expectations, and he was always open to feedback and quick to make any requested adjustments. I highly recommend...”
Forlan @ zenithsphere
Jul 28, 2026
“Omais is a highly skilled and reliable freelancer who did a fantastic job on my Web App project. I trusted him with complex technical tasks, including working directly within a Windows Server VPS environment, and he handled everything seamlessly. He is professional, efficient, and delivers great results. I highly recommend...”
Julio @ Two Brothers Flooring, LLC
Jul 13, 2026
“Gideon did a great job setting up and designing our Shopify store. He made the layout attractive, organized the products properly, and ensured the store works smoothly on both phones and computers. His attention to detail and support were excellent.”
Sterling @ Lesch Clothing
Jul 10, 2026
“Studying this web module made complex backend concepts completely clear. Instead of just reading theoretical documentation, examining the logic flow, database queries, and route configurations in this project showed me exactly how professional applications handle user inputs and system state”
CARPA @ CARPA
Jul 9, 2026
“Hello we are very satisfied from that work”
Tejal @ opirawebs
Jul 4, 2026
“I worked with Daniil Sereda on LiberSave, a fintech platform that includes a payment gateway and a voucher management system for physical and digital goods. During our collaboration, Daniil demonstrated strong technical expertise, professionalism, and a reliable approach to software development. He consistently delivered...”
Roman @ LiberSave
Jun 30, 2026

Clients Rate Twine Developers 5.0 / 5.0
on average across 287287 reviews
3–5 minutes. Tell us about your project, your timeline, and how you want experts to contact you.
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Pick the role, the experience level and how long you need. We’ll show you what similar projects have cost on Twine. It’s a guide, not a quote.
Estimates only. Actual budget is set by you and agreed with your expert before any work begins.
ESTIMATED RANGE
$4,800 – $13,000
Full possible range for a mid-level Developer over 2–4 weeks
Common questions answered before you post a project.
Developers are skilled professionals who create, maintain, and improve software applications, websites, and systems. Their roles typically encompass various tasks, including writing code, debugging, and collaborating with designers and project managers to deliver high-quality products. Developers work with different programming languages such as Java, Python, and JavaScript, and they may specialize in front-end, back-end, or full-stack development. They also ensure that applications are user-friendly, efficient, and secure, often performing testing and optimization to enhance performance. In today's digital landscape, Developers are essential for businesses aiming to innovate and stay competitive.
Exceptional Developers possess a combination of technical skills and soft skills that set them apart. Key qualities include:
These attributes not only enhance their technical output but also contribute to a positive team dynamic and successful project outcomes.
Typical day rates for Developers in United States vary by experience level:
These are indicative ranges based on Twine project data. Final budgets depend on project scope and are agreed directly with your freelancer.
To recognize the perfect Developer for your needs, start by reviewing their portfolio to assess the quality and relevance of their past work. Look for specific projects that align with your objectives and industry. During the interview, evaluate their technical skills through coding tests or challenges. Assess their communication style to ensure they can articulate ideas clearly and collaborate effectively. Additionally, consider their cultural fit within your team and their willingness to adapt to your project’s requirements. Finally, check references to gain insights into their work ethic and reliability.
When interviewing a Developer, consider asking the following key questions:
These questions will help you gauge their technical expertise, problem-solving abilities, and commitment to professional growth.
Hiring a Developer in San Francisco requires a strategic approach. Start by defining your project needs, including the required skills, the scope of work, and the timeline. Utilize platforms like Twine to access a wide network of vetted freelance Developers. Create a clear job description outlining your expectations and requirements. Promote your listing through relevant channels, and consider leveraging local tech meetups or networks. Conduct thorough interviews to assess both technical skills and cultural fit. Finally, check references and past work to ensure the Developer aligns with your project goals.
Hiring a freelance Developer and working with an agency each offers distinct advantages. Freelancers typically provide flexibility and may be more cost-effective, allowing for tailored services without the overhead of an agency. They often bring specialized skills and can focus on specific tasks, ensuring quick turnaround times. In contrast, agencies offer a broader range of expertise and resources, which can be beneficial for larger projects requiring multiple skill sets. Agencies also provide structured project management and support, which can enhance communication and accountability. Your choice depends on your project scope, budget, and desired level of engagement.
A clear project brief or job description for a Developer should include the following elements:
Including these details will attract suitable candidates and set clear expectations from the outset.
Hiring on Twine is simple.
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