Senior Backend Engineer (Java)

We are expanding our product team, and are looking for a Backend Engineer

who’s ready to share ownership of the backend — from architecture to execution.

This is your chance to join early and influence a product that could scale to millions of users around the

world.
Responsibilities

● Architect, develop, and maintain scalable and secure backend systems for our mobile app

● Design and implement real-time communication, geolocation services, and data storage solutions

● Build and optimize APIs to support a smooth and responsive mobile experience

● Ensure system reliability, security, and efficiency through best practices in database management

and cloud infrastructure

● Participate in key decisions on backend tech stack, infrastructure, and team processes

● Monitor and improve system performance, ensuring minimal downtime and optimal response

times

● Collaborate with the mobile engineers to ensure seamless integration between frontend and

backend

● Establish CI/CD pipelines, testing and deployment strategies for smooth development workflows

Requirements

● 5+ years of experience in backend development, ideally with consumer-facing mobile apps

● Strong expertise in Java, with experience in scalable backend architectures

● Experience designing and implementing RESTful and WebSocket-based APIs

● Proficiency in working with databases (PostgreSQL or similar)

● Familiarity with geolocation-specific tools (e.g. PostGIS or similar)

● Experience with cloud platforms (AWS, GCP, or Azure) and containerization (Docker)

● Strong understanding of authentication, authorization, and data security best practices (OWASP

Top 10, GDPR & HIPPAA compliance)

● Comfortable working in an early-stage startup environment, making key architectural decisions

and adapting quickly

● Upper intermediate level of English, knowledge of Russian will be an advantage

● Java Oracle Certified for Associate/Professional/Master is preferred

● Bonus points for participation in open-source projects

Conditions

● Share backend ownership of an early-stage product with big ambitions

● Help shape the engineering culture and technical direction of the company

● Work in a hybrid setup from sunny Limassol, or remotely if you’re a great fit

● Relocation package (if applicable), and help with the work permit

● Competitive compensation

● Private medical insurance

● Comfortable office space with fruits, snacks, and beer on Fridays

● Birthday gifts and welcome baby bonuse