Senior Java Engineer (Remote, Full-Time) [HR157]

About Smart Working

At Smart Working, we believe your job should not only look right on paper but also feel right every day. This isn’t just another remote opportunity - it’s about finding where you truly belong, no matter where you are. From day one, you’re welcomed into a genuine community that values your growth and well-being.

Our mission is simple: to break down geographic barriers and connect skilled professionals with outstanding global teams and products for full-time, long-term roles. We help you discover meaningful work with teams that invest in your success, where you’re empowered to grow personally and professionally.
Join one of the highest-rated workplaces on Glassdoor and experience what it means to thrive in a truly remote-first world.

About the role

As a Senior Java Engineer, you will design, build, and operate scalable backend services within a cloud-native, event-driven architecture. This is a hands-on engineering role focused on developing high-quality HTTP APIs and backend systems, working closely with distributed services running on AWS.

You’ll contribute across the full lifecycle—from design and implementation through deployment, operation, and troubleshooting—while helping ensure systems are secure, reliable, and maintainable.

Responsibilities:
• Design and implement HTTP-based backend services and APIs using Java and Spring Boot.
• Build scalable, maintainable applications following event-driven and asynchronous processing patterns.
• Develop and operate services within AWS-based infrastructure, ensuring reliability and performance.
• Integrate APIs and services using REST and GraphQL-based approaches.
• Work with message-driven systems to support inter-service communication and background processing.
• Deploy, manage, and troubleshoot applications running on EC2 and Apache Tomcat.
• Configure and maintain application scheduling using CRON jobs and Spring Boot scheduling.
• Ensure application-level security, access control, and traffic protection using AWS-native services.
• Collaborate within distributed system environments, consuming and exposing shared services.
• Troubleshoot issues across the stack, from application code through infrastructure and runtime environments.

Requirements:
• 5+ years of professional experience as a backend or Java engineer.
• Strong proficiency in Java (preferably Java 17) and Spring Boot for backend development.
• Proven experience designing and implementing HTTP-based services and APIs.
• Solid understanding of event-driven architectures and asynchronous processing.
• Hands-on experience with AWS, including: API Gateway (or WSO2 ESB) for API management and routing, AppSync for GraphQL integrations, AWS WAF for application security, Lambda Authorizers for access control, SQS for messaging and asynchronous workflows, EC2 for fixed-scale compute and load-balanced deployments
• Experience operating and troubleshooting Apache Tomcat.
• Familiarity with Maven for build and dependency management.
• Experience working with CRON jobs and scheduled or manually triggered automation.
• Practical experience with MongoDB or other NoSQL databases.
• Ability to design, consume, and integrate services in a distributed system.
• Working knowledge of Linux environments, including systemd service management.

Nice to have:
• .NET experience (1+ year), particularly in mixed Java/.NET environments.
• Experience with Java-to-.NET migration or modernisation projects.
• Strong understanding of security, reliability, and observability in distributed systems.
• Confidence troubleshooting complex issues spanning application, infrastructure, and runtime layers.
• Experience working in service-oriented, event-driven architectures within AWS environments.

Benefits:
• Fixed Shifts: 12:00 PM - 9:30 PM IST (Summer) | 1:00 PM - 10:30 PM IST (Winter)
• No Weekend Work: Real work-life balance, not just words
• Day 1 Benefits: Laptop and full medical insurance provided
• Support That Matters:Mentorship, community, and forums where ideas are shared
• True Belonging: A long-term career where your contributions are valued

At Smart Working, you’ll never be just another remote hire.

Be a Smart Worker — valued, empowered, and part of a culture that celebrates integrity, excellence, and ambition.

If that sounds like your kind of place, we’d love to hear your story.