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We’re looking for a Senior Backend Engineer with strong expertise in Java and Cloud-Native architecture to join our engineering team on a strategic project aimed at enhancing the stability, scalability, and resilience of our SaaS platform. This is an exciting opportunity to work on a complex, large-scale microservices platform where your work will directly impact system performance and reliability. You’ll have the autonomy to work end-to-end, optimize existing services, and contribute to the evolution of our platform’s architecture.
Key Responsibilities:
Key Responsibilities:
- Analyze and optimize performance-critical Java/Quarkus microservices;
- Implement resilience patterns (e.g., Circuit Breaker, Load Shedding);
- Improve API efficiency through payload optimization and caching strategies;
- Collaborate with SRE and DevOps to enhance Kubernetes deployment configurations;
- Support migration of selected endpoints from synchronous to asynchronous models.
- 6+ years of experience in Java, Quarkus or Spring Boot, JPA/Hibernate;
- Strong experience with REST APIs, PostgreSQL, Redis or similar caching tools;
- Proven track record implementing resilience patterns and resolving performance bottlenecks in microservices;
- Familiarity with Kubernetes, Prometheus, Docker;
- Hands-on experience with CI/CD tools (Jenkins preferred);
- Ability to write Helm Charts;
- Understanding of core Kubernetes resources (Deployments, StatefulSets, Volumes, etc.);
- Ability to actively develop for/on/with Kubernetes (cluster management not required).
- Experience with Istio.
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
- not applicable for freelancers
Key Skills
Ranked by relevance
kubernetes
java
microservices
spring boot
postgresql
prometheus
jenkins
devops
redis
cloud
saas
cicd
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- Posted
- Jan 27, 2026
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Lviv
- Company
- N-iX
Industries
Construction
Software Development
IT Services
IT Consulting
Categories
Engineering
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