Senior Software Engineer (Backend)

Ucombinator builds software for leading companies across the USA and Europe, and provides engineering talent to Sri Lanka’s top technology firms.

Our teams work across a range of business domains including artificial intelligence, supply chain, finance, industrial automation, and e-commerce.

We’re expanding our development team and looking for engineers who want to work on systems that operate at real scale.

The Role:

• Design, build, and maintain backend services using Java and Spring Boot
• Own database performance — schema design, SQL tuning, data modelling, and backup strategy
• Build and maintain CI/CD pipelines in Jenkins across development, QA, and production
• Provision and manage AWS infrastructure as code using Terraform and Chef
• Containerize applications with Docker and maintain orchestration workflows
• Monitor application and infrastructure health, respond to alerts, and resolve production issues proactively
• Set the technical direction for your area and raise the engineering standard across the team
• Work alongside QA, frontend, and DevOps engineers in a cross-functional Agile team

Requirements:

• A degree in Computer Science or equivalent
• 4+ years building production enterprise applications
• Deep expertise in Java and the Spring Boot stack
• Strong experience designing RESTful APIs, microservices, and enterprise integrations
• Solid DBA skills — SQL tuning, data modelling, and backup strategies
• Proven experience with AWS services (EC2, RDS, S3, Lambda)
• Hands-on with Jenkins, Docker, and Infrastructure as Code using Terraform
• Configuration management experience with Chef or similar tools
• Strong scripting skills in Shell and Python
• Demonstrated ability to debug production issues across distributed environments
• Familiarity with Scrum Agile delivery and quality engineering practices
• Kubernetes, Kafka, Oracle databases, or monitoring tools (CloudWatch, Datadog) would be an added advantage

What We Offer:

• Industry-leading salary
• Medical insurance
• OPD (outpatient) coverage