Technical Lead: Java/Spring Backend + React UI

Mindboxgroup; Poland; On-site; PLN 180,000 - 240,000; Full time

Job summary

Mindbox is seeking an experienced Technical Lead to drive Java/Spring backend initiatives while occasionally contributing to React + TypeScript UI delivery. This hands-on leadership role requires deep technical depth, strong design skills, and a track record of leading teams to build resilient, production-ready services.

You will work in an Agile environment, champion microservices architecture, API-first principles, and containerized cloud-native patterns, mentoring peers and shaping

Qualifications

• Hands-on leadership with deep technical expertise.
• Proven experience guiding teams to production-ready microservices.
• Strong API-first mindset and cloud-native architectures.

Responsibilities

• Design, develop, and deploy scalable Java/Spring services.
• Mentor engineers and drive technical direction.
• Contribute to React + TypeScript UI when needed.

Skills

Java/Spring

Backend engineering

React

TypeScript

Leadership

Agile

Job description

Mindbox is seeking an experienced Technical Lead to drive Java/Spring backend initiatives while occasionally contributing to React + TypeScript UI delivery. This hands-on leadership role requires deep technical depth, strong design skills, and a track record of leading teams to build resilient, production-ready services.

You will work in an Agile environment, champion microservices architecture, API-first principles, and containerized cloud-native patterns, mentoring peers and shaping