Senior/ Software Engineer – Full Stack (Java + React)

iLabs is a global software product engineering company headquartered in Sri Lanka, with deep roots in the US Silicon Valley. We deliver world-class solutions in Web, eCommerce, Mobile, AI/ML, and Cloud technologies, serving industries such as fintech, edtech, medtech, martech, and hospitality. Guided by our vision “to become a global powerhouse in information technology to push humanity forward” we focus on delivering innovative, impactful solutions that empower businesses and create meaningful change in the world.

With a global talent network, we build agile remote teams for leading tech companies worldwide, including Silicon Valley pioneers. Our in-house ventures include Cloud of Goods, a fast-growing eCommerce rental marketplace, and Xenia, a customizable web platform for modern businesses.

At iLabs, we’re on a mission to advance lifestyles through technology and empower our partners to scale smarter and faster. Our culture is driven by creativity, innovation, ownership, teamwork, and global impact; giving you the opportunity and freedom to challenge the norm, spark change, and make a real difference.

If you’re ready to break boundaries and create your defining moment, we’re here to make it happen. Be part of something bigger. Join iLabs

Be part of something bigger. Join iLabs.

Responsibilities

• Collaborate with cross-functional teams, product managers, designers, and stakeholders to gather, analyze, and refine software requirements.

• Design, develop, and maintain scalable, secure, and high-performance full-stack software solutions using Java, Spring Boot, and React, including backend services and APIs.

• Develop modern, responsive, and user-friendly frontend applications using React.js and related technologies.

• Design and implement microservices-based architectures that support scalability, maintainability, and system resilience.

• Ensure software quality through unit testing, integration testing, code reviews, and adherence to engineering best practices.

• Troubleshoot, debug, and optimize applications across the full technology stack.

• Work closely with distributed teams and global clients to deliver high-quality software products on schedule.

• Leverage AI-powered engineering tools, coding assistants, and AI agents to improve development productivity, code quality, testing, documentation, and problem-solving workflows.

• Evaluate and adopt emerging technologies, frameworks, and engineering practices that improve team effectiveness and product quality.

• Contribute to architectural discussions, technical decision-making, and continuous improvement initiatives.

Shift: SL day time (9am - 6pm)

Location: Battaramulla (On-Site)

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field.

• Minimum of 2.5+ years of professional experience in Full Stack software development.

• Strong expertise in React.js and modern frontend development practices.

• Solid understanding of Microservices Architecture, RESTful APIs, distributed systems, and event-driven design principles.

• Experience working with web technologies including AJAX, JSON, HTTP, and responsive web design.

• Familiarity with modern frontend build tools and ecosystems such as Webpack, Babel, npm, and related technologies.

• Experience with relational and/or NoSQL databases such as MySQL, PostgreSQL, MongoDB, or similar.

• Strong understanding of software engineering best practices, design patterns, version control (Git), CI/CD pipelines, and Agile methodologies.

• Demonstrated ability to write clean, maintainable, scalable, and testable code.

• Experience using AI-assisted development tools (e.g., GitHub Copilot, Cursor, ChatGPT, Claude Code, Windsurf, or similar AI engineering tools) to enhance software delivery and developer productivity.

• Strong analytical thinking, problem-solving, and debugging skills.

• Excellent verbal and written English communication skills with the ability to effectively collaborate with global teams, clients, and stakeholders.

Preferred Qualifications

• Hands-on experience with containerization and orchestration technologies such as Docker and Kubernetes.

• Experience designing and deploying cloud-native applications and microservices.

• Familiarity with messaging and event-streaming technologies such as Kafka, RabbitMQ, or similar platforms.