Full Stack Developer (Node.js, React, Typescript)

At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe.

We are looking for a skilled Full Stack Developer (contract) to join our Global Networks Planning & Capacity team. You’ll be responsible for designing, developing, and maintaining mission-critical tools that support our global network portfolio. This role offers an opportunity to build scalable solutions and work across front-end, back-end, APIs, and data layers in an Agile environment.

Sounds like your kind of challenge?

• Flexible cooperation model – choose the form that suits you best
  (B2B, employment contract, etc.)
• Hybrid work setup – 2 office visits per month
• Collaborative team culture – work alongside experienced professionals eager to share knowledge
• Continuous development – access to training platforms and growth opportunities
• Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more
• High quality equipment – laptop and essential software provided

• Proven experience as a Full Stack Software Developer with solid engineering fundamentals.
• Strong foundation in Data Structures, Algorithms, Concurrency, and Software Design Principles.
• Proficiency in HTML, CSS, Sass, TypeScript, JavaScript and related web technologies.
• Expertise in React with Chakra UI, understanding UI/UX best practices.
• Experience developing backend services in Node.js with frameworks like Fastify or NestJS.
• Strong knowledge of REST API design principles and secure implementation.
• Relational database experience (SQL) and familiarity with ORM frameworks.
• Version control workflows in Git (branching, PRs, reviews, conflict resolution).
• Good understanding of Agile/Scrum, CI/CD practices, and DevOps principles.

Nice to have:

• Bachelor's or Master's degree in Computer Science, Software Engineering, or related field.
• Familiarity with Claude Code, AWS Bedrock and other AI/ML integration tools.
• Jenkins pipeline experience and knowledge of ArgoCD.
• Understanding of Kubernetes fundamentals, manifest definitions, and deployment processes.
• Experience with containerization using Docker/Docker-Compose.
• Front-end build tools: ESBuild, Vite.
• Hands-on with MariaDB/MySQL or Postgres.
• Knowledge of SSO (OIDC) authentication protocols.
• Python scripting and basic Linux/Unix terminal skills.
• Portfolio/GitHub profile showcasing past projects is highly desirable.

Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference.