Principal Full-stack React Developer – B2B

RecruityTalent is a Recruitment agency with focus of IT, supporting startups and enterprises in Bulgaria, EMEA and LATAM by connecting them with top talent. We believe recruitment is more than a job — it’s a mission. And our mission is to quickly and effectively connect exceptional talent with companies where they can create meaningful impact.

• Position: Fully REMOTE
• Company: Product USA company
• Contract: Direct B2B contract with the company, long-term, full-time

We are looking for a Principal Full-Stack Engineer to provide technical leadership across client’s product and engineering teams.

This role is a combination of hands-on coding and architectural guidance. You’ll work across the stack — from building intuitive, performant front-end experiences to optimizing back-end services, APIs, and data models.

Responsibilities:

• Defining and refining architecture for new features and long-term platform evolution.
• Designing and coding features end-to-end, from front-end components to backend APIs and data layers.
• Reviewing pull requests and contributing high-quality, scalable code across the stack.
• Troubleshooting complex issues in production and guiding incident response when needed.
• Set technical direction through architecture discussions, coding standards, and best practices.
• Collaborate closely with product, design, and other engineers to deliver solutions that balance technical and business needs.
• Operate with minimal supervision, driving complex initiatives from design through delivery.
• Troubleshoot, optimize, and improve performance, scalability, and reliability of systems.

Requirements:

• 8+ years of professional experience in software engineering, with deep expertise in full-stack development.
• 4+ years of experience with React (Next.js), Nest.js (or Express.js), GraphQL, Docker
  
• Deep expertise in modern front-end technologies, including HTML, CSS, and JavaScript/TypeScript.
• Hands-on experience with back-end technologies, including SQL databases (e.g., PostgreSQL) and API design.
• Familiarity with event-driven architectures, particularly patterns like CQRS and event sourcing.
• Proven experience designing and consuming RESTful APIs and building scalable, production-grade solutions.
• Strong foundation in software engineering principles such as data structures, algorithms, and object-oriented design.
• Exceptional communication and interpersonal skills, with the ability to collaborate effectively across teams.
• Highly organized with strong attention to detail and commitment to delivering high-quality results.
• Comfortable working in fast-paced, dynamic environments, balancing multiple priorities.
• Growth mindset with a strong desire to learn, adapt, and embrace new technologies.
• Proficient in spoken and written English, capable of communicating clearly with technical and non-technical audiences.

Nice to have:

• Hands-on experience with Tailwind CSS, D3.js, Angular, and AG Grid for building rich and performant user interfaces.

• Working knowledge of DevOps practices and CI/CD pipelines, with familiarity in modern tools and automation processes.

• Exposure to AI/ML integration, data pipelines, or advanced analytics systems.

Additionally:

• Fully remote job

• Competitive salary

• Career growth opportunities

• Days paid leave

• Laptop reimbursement

If this sounds like you – Apply now!

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