About FullStack

FullStack is the most transparent IT talent network, connecting highly skilled individuals with top global companies and Silicon Valley startups for remote, on-demand projects. We focus on building a trusted, high-performance network where talent can thrive in a positive, respectful, and supportive environment. By prioritizing transparency, fair opportunities, and professional growth, we empower our engineers to deliver their best work while collaborating with innovative teams worldwide.

We’re Most Proud Of

• Offering life-changing opportunities for talented software professionals across the Americas.
• Enhancing highly-skilled software development teams of hundreds of the world’s greatest companies.
• Our 4.2-star rating on GlassDoor.
• Our client Net Promoter Score of 68, twice the industry average.

The Opportunity

Join our talent network and connect with U.S. clients for flexible, project-based development work as a Full Stack Developer (Java + Kotlin + React). You will integrate directly into our client's team and work alongside their existing designers and engineers on a daily basis.

What We're Looking For

• 5+ years of professional software development experience.
• Advanced English is required.
• Successful completion of a four-year college degree is required.
• Extensive experience with Kotlin and Java for backend development.
• Strong background in object-oriented programming and software design principles.
• Proven experience building scalable backend services and APIs.
• Hands-on experience working with frontend frameworks such as React, Vue, or Angular.
• Demonstrated experience using TypeScript (preferred) or JavaScript for frontend development.
• Deep experience in designing and developing full-stack applications.
• Practical experience integrating frontend and backend systems.
• Solid understanding of RESTful APIs and microservices architecture.
• Familiar with modern frontend development practices and responsive design.
• Knowledgeable in performance optimization and scalable system design.
• Ability to work through new and difficult issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of applications.
• Forensic attention to detail.
• A positive mindset and a can-do attitude.
• Experience working on Agile / Scrum teams.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work and consistently work 40 hours per week.

Nice To Have

We’re seeking engineers who are AI-enthusiastic in their workflow. Professional experience or personal project work with the following is a significant plus:

• Cursor, Windsurf, or Google Antigravity.
• Claude Code, Gemini CLI, Codex, or Copilot CLI.

What We Offer

• Competitive pay.
• 100% remote work.
• The ability to work with leading startups and Fortune 500 companies.
• Continuing education opportunities.
• Opportunity to grow and expand your career.

Our talent network is committed to fostering a diverse, inclusive, and accessible environment where IT professionals can find opportunities that match their skills. We welcome individuals of all races, religions, genders, sexual orientations, national origins, abilities, and experiences.