technical lead / principal backend engineer

helyszín Budapest, Budapest,

állás típus Határozatlan idejű,

megjelenés dátuma 22 szeptember 2025,

referencia szám 36918,

Cégleírás / Organisation/Department

Our client is an innovative cybersecurity company working on products for the telecommunication and IoT industries. They are currently building a new software development team in Budapest and are looking for a skilled Technical Lead (Java & Spring Boot) to join their team.

Pozíció leírása / Job description

• Define and evolve system architecture using Spring Boot microservices, Postgres, MQTT/Kafka for data ingest

• Build high-throughput REST/GraphQL APIs and WebFlux services

• Set coding standards, conduct code reviews, and mentor two senior engineers

• Own platform security: OAuth2/OIDC, mTLS between services, secrets management

• Work with Product to break down features into deliverables and balance tech debt vs. delivery speed

Elvárások / Requirements

• 8+ years of backend engineering experience, including 2+ years in tech lead or principal roles

• Expert in Java 17+ and Spring Boot 3 (WebFlux, Data, Security)

• Solid background in building web applications and services

• Hands-on experience with event streaming/messaging (MQTT, NATS, RabbitMQ)

• Strong skills in PostgreSQL: schema design, query optimization

• Production experience with Kubernetes and Docker (not DevOps-focused, but confident in runtime environments)

• Excellent written and spoken English communication skills

Amit kínálunk / Offer

• Flexible hybrid work, core hours 10:00–16:00
• Choice of personal laptop
• Small, senior team: low bureaucracy, high impact

Kapcsolattartó / Information

Lukáts Réka

Boglárka Éva Tóth