Senior Full-Stack Developer (Node.js / React)

About Digis
Digis is a European IT company with 200+ specialists delivering complex SaaS products, enterprise solutions, and AI-powered platforms worldwide. We partner with clients from the US, UK, and EU to build long-term development teams and provide transparency, stability, and continuous professional growth for all our engineers.

About the Project
Our Client is developing an AI-powered SaaS platform that helps publishers, marketers, and content creators produce high-quality, brand-consistent content using specialized AI Agents and real-time Data Streams. This platform merges intuitive UX, automation, and deep integration with modern AI models. You’ll join a small, high-impact engineering team and play a key role in building the next generation of AI-driven content tools — with real influence on architecture, product decisions, and performance.

Tech Stack
Frontend: React, Next.js, TypeScript, Tailwind, Zustand, React Query
Backend: Node.js, Express
AI Ecosystem: Claude, Gemini, custom AI agents
Database: PostgreSQL
Other: REST APIs, CI/CD, modern dev tooling

Requirements

• 5+ years of overall software development experience
• 3+ years with React and 3 + years with Node.js
• 6+ months with Next.js
• Strong practical experience with TypeScript
• Experience with AI models is a plus
• English level: Upper-Intermediate+

Responsibilities

• Develop and maintain key features of the AI-driven content platform
• Build performant UI components using React, Next.js, and Tailwind
• Create reliable backend services with Node.js and integrate with AI agents
• Participate in architecture design and optimization of system components
• Work with PostgreSQL (queries, data modeling, optimizations)
• Ensure high code quality through reviews, best practices, and testing
• Contribute to sprint planning, task decomposition, and estimations

We Offer

• 20 paid vacation days per year
• 5 paid sick leaves per year (no medical documents required)
• Personalized development plan + training compensation
• English courses compensation
• Work equipment if needed (PC/laptop/monitor)
• Flat, transparent internal communication
• Ability to switch between projects and technologies inside Digis
• Full accounting and legal support
• Free corporate psychologist sessions

Recruitment Process

• Interview with PM (soft-skills and culture fit)
• Test task
• Technical interview with Digis engineers
• Client interview (final stage)