Freelance Full-stack Developer

About the Job

Toptal freelancers work with speed and efficiency to deliver the highest quality work. We are looking for someone who is passionate about helping each client succeed and is ready to work on exciting projects with Fortune 500 companies and Silicon Valley startups. If you are looking for a place to enhance your skill set, build connections around the globe, and advance your career with great rates and zero hassle, Toptal is right for you.

About Toptal

Toptal is the worlds largest fully remote workforce, powered by a global network of highly qualified professionals in technology, design, finance, marketing, and strategic consulting. Only the top 3% of applicants are accepted into our network. Founded in 2010, Toptal has been trusted by more than 30,000 clients, from the Fortune 500 to cutting-edge startups. We offer our talent a range of lucrative, fully remote opportunities, and we handle all billing and payments. From full-time engagements to flexible part-time work, Toptal members can choose from a variety of exciting projects with some of the worlds top companies.

About the Role

Were looking for an exceptional full-stack developer with proven enterprise-level experience to help our client reach the next level. Youll play a key role in building scalable, secure, and high-performance applications for complex business environments. This role demands strong hands-on expertise in React for the front end and Java with Spring Boot for back-end services, particularly within microservices architectures.

Required Qualifications

• 5+ years of experience as a full-stack developer in enterprise environments
• Strong proficiency in React
• Deep knowledge of Java and Spring Boot for back-end development
• Experience with REST APIs, JSON, and microservices architecture
• Familiarity with CI/CD pipelines, version control systems (e.g., Git), and build tools
• Solid understanding of software engineering principles and the software development life cycle (SDLC) for large-scale systems
• Familiarity with containerization (e.g., Docker) and cloud platforms (Amazon Web Services, Azure, or Google Cloud Platform)
• Excellent problem-solving skills and the ability to work both independently and in a team environment

Preferred Qualifications

• Experience building enterprise-grade web applications
• Knowledge of authentication protocols (e.g., OAuth 2.0, JSON web tokens)
• Familiarity with DevOps practices, including logging and monitoring tools
• Prior experience in domains such as finance, healthcare, telecommunications, or other large-scale industries