Senior Software Engineer, Katalon TestOps (Java, React, Microservice)

Founded in 2016, Katalon is the leading provider of a modern, comprehensive quality management platform. Katalon Platform enables quality assurance, DevOps, and software teams of any size to deliver world-class customer experiences faster, easier, and more efficiently.

Since its first launch, Katalon has experienced tremendous growth, serving more than 30,000 teams around the globe, many of which are in the Fortune Global 500, such as PwC, KPMG, Abbott, etc. Katalon is recognized as a top automation tool by prestigious review sites, such as G2, Gartner, Capterra, and IT Central Station.

Job Summary

We are looking for a Senior Software Engineer with deep expertise in full-stack development, microservices, and event-driven architecture. You should have a strong product mindset, understanding how technology drives business value, and the ability to make pragmatic technical decisions in complex environments.

Responsibilities

• Design, develop, and optimize scalable microservices and event-driven systems aligned with business needs.
• Build high-performance, secure APIs and backend services using Java, Spring Boot, and Quarkus.
• Implement efficient data storage solutions with PostgreSQL and optimize database performance.
• Develop real-time event-driven applications with Kafka.
• Create intuitive, responsive user interfaces with React.
• Ensure high code quality through unit testing, best practices, and performance tuning.
• Troubleshoot and debug full-stack issues efficiently.
• Leverage AI-driven solutions to improve development efficiency.
• Work closely with cross-functional teams to define, design, and deliver impactful features.
• Drive technical excellence, mentor engineers, and contribute to best practices

• 5+ years of experience in software development, with expertise in full-stack engineering.
• Strong computer science fundamentals (data structures, algorithms, system design).
• Proven experience with microservices and event-driven architecture.
• Expertise in Java, Spring Boot, and Quarkus.
• Hands-on experience with PostgreSQL and database optimization.
• Proficiency in Kafka for real-time event processing.
• Solid experience with React for frontend development.
• Strong unit testing and CI/CD knowledge.
• Familiarity with cloud platforms (AWS), containerization (Docker, Kubernetes), and DevOps.
• Ability to balance technical decisions with business impact in a fast-paced environment.
• Experience mentoring junior engineers and leading technical initiatives.
• Bonus: Exposure to AI technologies and their application in software development.

At Katalon, we bring together self-starting, open-minded, and talented people while actively promoting a transparent and growth-enabling working environment. But don’t just take our word for it. Take a better look below!

• Total Remuneration: Satisfying your financial goals through competitive compensation and periodic performance bonuses.
• Well-being & Work-life Balance: Staying healthy through comprehensive health plans, flexible work arrangements, and generous paid leaves.
• Statutory Compliance: Labor compliance with local regulations that ensure employee security.
• Work Facilities & Accommodation: Top-notch equipment, supportive allowances, and A-class facilities.
• Diversity, Equity, Engagement, & Inclusion: Becoming part of a global team that celebrates differences, equal opportunity, and meaningful employee recognition.
• Growth & Rewards: Thriving professionally through employee enablement, a culture of trust, and rewarding performance.

Katalon is proud to be an equal-opportunity employer. We care about our people and celebrate our differences. We want to work with talented, collaborative, and innovative people. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other characteristics protected by law.