Backend Engineer (AI-First | FinTech / Crypto)

Job Title : Backend Engineer (AI-First | FinTech/Crypto)Experience : 3 to 6 YearsLocation : Gurugram (Sector 49)Working Hours : 10:00 AM – 6:00 PMWork Mode : On-site | 6 Days WorkingEmployment Type : Full-timeRole Overview :This is not a typical ticket-based engineering role. You will take end-to-end ownership of systems—designing architecture, building scalable solutions, and solving real-world performance challenges.We operate in an AI-first engineering environment, leveraging advanced tools and automation workflows to build high-performance distributed systems.Mandatory Skills :Java/Spring Boot or Node.js, System Design (HLD/LLD), Distributed Systems, Event-Driven Architecture (Kafka/RabbitMQ), Low-Latency APIs, PostgreSQL/MongoDB, CI/CD, Docker/Kubernetes, AI-assisted development (Copilot/Cursor/Claude)Key Responsibilities :Design and build scalable backend systems (Java/Spring Boot, Node.js, or similar).Architect and implement event-driven systems (Kafka, RabbitMQ, pub/sub).Develop secure and reliable financial systems with strong data integrity.Solve scalability and performance challenges in fintech/crypto environments.Own features end-to-end: design → development → deployment → monitoring.Work with real-time data pipelines (WebSockets, streaming, event sourcing).Define service contracts and optimize system architecture.AI-First Engineering (Must-Have Mindset) :You will :Use tools like GitHub Copilot, Cursor, and Claude in daily developmentFollow spec-driven development using structured instructionsReview, validate, and ship AI-generated code with strong engineering judgmentCore Requirements :3+ years of backend development experience.Strong expertise in Java (Spring Boot) or Node.js.Solid understanding of System Design (HLD/LLD, Distributed Systems).Experience with event-driven architectures (Kafka, RabbitMQ, async pipelines).Hands-on experience building low-latency, high-throughput systems.Strong database knowledge (PostgreSQL, MongoDB, etc.).Understanding of security, performance optimization, and reliability.Experience with CI/CD, Git, Docker, Kubernetes.Exposure to React / React Native is a plus.Good to Have (Differentiators) :Experience in FinTech / Crypto / Web3 / Blockchain.Built systems for trading, payments, or real-time financial data.Experience with AI agents, automation pipelines, or agent-based systems.Exposure to parallel AI workflows (coding / testing / refactoring).Contributions to open source or technical blogs.Experience handling production-scale systems.