Staff Software Engineer

Role: Staff Software Engineer Location: Gurugram, India (In-Office) Department: SRE (Engineering) About Walker Digital Table Systems (WDTS) Walker Digital Table Systems (WDTS) Headquartered in Las Vegas, with teams across India, Macau, Australia, and the US, WDTS is known for its industry-leading Perfect Pay Baccarat Table Network and proprietary PJM RFID technology — a proven RFID protocol designed for the speed, volume, and complexity of live casino environments. WDTS builds digital table game technology for the global gaming and casino industry. Our platforms power live and electronic table games at casinos worldwide, combining real-time systems, distributed architecture, and player-facing technology at scale. Our India team in Gurugram is a core engineering hub building the products that run on casino floors globally. WDTS is a global gaming technology company building intelligent, secure, and high-performance table game solutions for the casino gaming industry. Website: https://www.wdtablesystems.com LinkedIn Page: https://in.linkedin.com/company/walker-digital-table-systems About the Role WDTS is looking for a hands-on Backend Engineer to design, build, and scale distributed systems that power our core platform. You'll own solutions end-to-end — from technical design through production deployment — working across microservices, event-driven architectures, and high-availability systems that need to perform reliably in real-time, high-stakes environments. What You'll Do Technical Design & Architecture Understand business requirements, perform impact analysis, and design scalable end-to-end technical solutions from concept to implementation Design microservices, distributed systems, REST APIs, and event-driven architectures using the Controller-Service-Repository pattern Apply strong software design principles, design patterns, and architectural best practices to build clean, maintainable, and extensible code Hands-on Development Build enterprise applications using Java, Spring Boot, PostgreSQL, and Kafka on Linux environments Integrate with third-party systems, enterprise platforms, messaging systems, and complex API ecosystems Contribute to Kubernetes-based, containerized, cloud-native deployments with CI/CD pipelines and observability built in Performance & Reliability Drive performance optimization, caching strategies, database optimization, scalability, and resilient system design Lead debugging and troubleshooting across application, database, messaging, and infrastructure layers using root cause analysis Establish monitoring, logging, and alerting practices to maintain system reliability in production Delivery & Collaboration Evaluate technical feasibility, build proof-of-concepts, and independently drive projects from design through production deployment Mentor engineers, conduct code and design reviews, and produce high-quality technical documentation Collaborate effectively with cross-functional teams to align priorities and ensure cohesive delivery Strong expertise in Java, Spring Boot, PostgreSQL, Kafka, Linux, and enterprise application development. Qualifications Education: Computer Science or related degree, or a combination of education and relevant experience Experience: 8+ years of software development experience with hands-on backend engineering Proven track record designing and delivering scalable, production-grade distributed systems Experience working in Agile environments (Scrum/Kanban) within fast-paced teams Technical Skills Strong expertise in Java, Spring Boot, PostgreSQL, Kafka, and Linux Experience with microservices, REST APIs, and event-driven architecture Proficiency with containerization and orchestration (Kubernetes, Docker) Understanding of CI/CD pipelines and cloud-native deployment practices Practical experience with performance tuning, caching, and database optimization Familiarity with AI-powered engineering tools (e.g. GitHub Copilot, Claude Code, Cursor) is a plus Soft Skills Ability to communicate technical concepts clearly to technical and non-technical stakeholders Strong ownership mindset — able to independently drive a project from design to deployment Ability to mentor and elevate the engineering skills of peers Strong analytical, prioritization, and time management skills Comfortable operating in a fast-paced, high-stakes production environment