SDE-3/Lead Backend Engineer (Java/Kotlin, Python, TypeScript)

About Junglee Games

Junglee Games is part of Flutter Entertainment, the worlds leading iGaming and sports entertainment group listed on the New York Stock Exchange (NYSE: FLUT). We operate independently in India while leveraging Flutters global expertise across product, technology, and responsible gaming.

Junglee Games is a technology-led entertainment powerhouse building safe, intelligent, and immersive gaming ecosystems that delight millions daily. Founded in San Francisco in 2012, we are revolutionizing the player experience by treating trust, safety, and fairness as engineering priorities. We specialize in building scalable platforms across a diverse portfolio of competitive and social genres including Ludo, Carrom, Solitaire, Rummy, Poker, Teen Patti, Pool, Quizzes and Tamboola.

By marrying tech and deep data science with a passion for community, we have turned technology into our unfair advantage. Our focus on platform thinking allows us to deliver seamless, responsible, and culturally relevant experiences at a global scale.

Joining Junglee Games means working at the intersection of Indias fast-growing gaming ecosystem and joining Flutter Entertainments global talent community, shaping the future of digital entertainment. Beyond gaming, Junglee Games represents a culture defined by technological ingenuity and strong values. We are committed to shaping the next generation of responsible leaders and redefining what it means to be a tech-first entertainment leader in a digital-first world.

Job Location: Bangalore/ Gurgaon

Role Overview

We are looking for a highly skilled SDE-3/Lead Backend Engineer with strong expertise in Java-based backend systems . You will be responsible for designing scalable architectures, leading engineering initiatives, and mentoring team members while delivering high-performance distributed

systems.

Key Responsibilities

• Design, develop, and maintain scalable, high-availability backend systems using Java
• Lead end-to-end system design and architecture discussions
• Drive best practices in coding, performance optimization, and reliability
• Collaborate with cross-functional teams (Product, QA, DevOps)
• Own critical services and ensure uptime, performance, and security
• Conduct code reviews and mentor junior engineers
• Improve system observability using logging, monitoring, and alerting tools
• Handle production issues and drive root cause analysis (RCA)

• Strong proficiency in Java (8+) and core concepts (Collections, Multithreading, JVM tuning)
• Experience with frameworks like Spring Boot
• Hands-on experience with RESTful APIs and microservices architecture
• Strong understanding of Data Structures & Algorithms
• Experience with databases: MySQL / PostgreSQL (SQL), DynamoDB / MongoDB
• Messaging systems: Kafka / RabbitMQ
• Familiarity with AWS
• Experience with Docker & Kubernetes
• Knowledge of CI/CD pipelines
• Experience with monitoring and logging tools such as AWS CloudWatch
• Leverage AI-assisted development tools (e.g., GitHub Copilot, Claude) to accelerate coding, debugging, and documentation
• Use AI to speed up code reviews, identify potential bugs, and suggest optimizations
• Apply AI tools in system design exploration and solution prototypingGood to Have
• Experience with event-driven architecture
• Exposure to system design at scale (high TPS systems)
• Knowledge of caching (Redis, Memcached)
• Experience in distributed tracing and monitoring tools (Prometheus, Grafana, ELK)

• Drive technical roadmap and architectural decisions
• Mentor and guide team members
• Ensure engineering quality and delivery timelines
• Participate in hiring and team building
• Ability to balance hands-on coding with leadership responsibilities

• Bachelors/Masters in Computer Science or related field
• 5–10+ years of backend development experience
• Proven experience in building scalable production systems

• Strong problem-solving mindset
• Ownership and accountability
• Ability to work in a fast-paced, high-impact environment
• Excellent communication and collaboration skills

• Experience working in polyglot environments (Java + Node.js)
• Strong hands-on with Infrastructure as Code (AWS CloudFormation / Terraform)
• Experience designing cloud-native architectures on AWS
• Exposure to high-scale systems (millions of users / high TPS)
• Prior experience in fintech, payments, or data-intensive platforms
• Demonstrated leadership in driving engineering best practices or platform initiatives