Startale Group - Senior Backend Engineer (TypeScript / Web3)
Requirements
• Core Backend Engineering • Extensive experience building and operating production backend systems in modern engineering environments. • production backend systems • Strong proficiency in TypeScript and modern backend frameworks (NestJS, Fastify, Express, or similar). • TypeScript • NestJS, Fastify, Express • Strong understanding of backend architecture, API design, service-oriented architecture, and distributed systems design. • Ability to independently design and deliver complex backend systems with minimal oversight. • Proven track record building and operating backend systems serving large numbers of users in production environments. • Experience designing systems that operate reliably under high traffic, heavy workloads, and demanding production conditions. • high traffic, heavy workloads, and demanding production conditions • Strong understanding of performance optimization, scalability bottlenecks, concurrency, fault tolerance, and infrastructure reliability. • Experience operating systems where uptime, consistency, and reliability directly impact end users. • Strong operational mindset and experience handling production incidents and scaling challenges in live systems. • Data & Infrastructure • Deep expertise with PostgreSQL, including schema design, indexing, query optimization, migrations, and production database management. • Experience building systems that process large amounts of structured or event-driven data. • Strong understanding of observability, logging, monitoring, and service health management. • Web2 + Web3 Engineering • Experience building backend systems for modern Web2 applications. • Web2 applications • Experience integrating with blockchain infrastructure, node APIs, smart contracts, or decentralized protocols. • blockchain infrastructure • Familiarity with blockchain indexing systems, event processing pipelines, or other on-chain data infrastructure. • Good understanding of wallet architecture, transaction lifecycle, signing flows, and blockchain data models. • wallet architecture • Familiarity with DeFi protocols and blockchain-based financial applications, either as a developer or an advanced user. • DeFi protocols and blockchain-based financial applications • Strong Plus • Experience building backend services in Go. • Experience with Kafka, NATS, RabbitMQ, or similar messaging systems. • Kafka, NATS, RabbitMQ • Experience with blockchain indexing frameworks such as The Graph, Subsquid, or custom indexers. • The Graph • Subsquid • Experience deploying and operating services using Docker and modern CI/CD pipelines. • Docker • Contributions to open-source backend, infrastructure, or blockchain tooling projects. • Strong understanding of the DeFi ecosystem and hands-on familiarity with products such as decentralized exchanges, lending protocols, staking systems, bridges, or other on-chain financial infrastructure. • DeFi ecosystem • Experience building or integrating backend systems that interact with DeFi protocols. • What We Value • What We Value • We care less about specific technologies and more about engineers who can: • Take ownership of complex technical problems from design to production. • Work comfortably across different parts of the backend stack depending on what the product needs. • Build systems that reliably serve large numbers of users and continue operating under scale and production pressure. • Make pragmatic engineering decisions in fast-moving startup environments. • Learn unfamiliar technologies quickly and adapt to changing product requirements.
Responsibilities
• Take ownership of backend architecture and implementation across multiple products within the Startale ecosystem. • Design, build, and maintain scalable production APIs and backend services used by customer-facing applications. • scalable production APIs and backend services • Build and operate high-performance distributed systems capable of serving large user bases and handling significant production traffic reliably. • high-performance distributed systems • Design backend systems with strong focus on scalability, fault tolerance, reliability, and long-term maintainability. • scalability, fault tolerance, reliability, and long-term maintainability • Build and maintain data pipelines, background workers, asynchronous processing systems, and event-driven architectures. • data pipelines, background workers, asynchronous processing systems, and event-driven architectures • Build and maintain blockchain integrations and indexing systems that ingest, process, and serve on-chain data to internal services and user-facing applications. • blockchain integrations and indexing systems • Design efficient database schemas, optimize complex queries, and ensure long-term scalability of data storage systems. • Work across both Web2 and Web3 backend infrastructure, integrating traditional backend systems with blockchain protocols and decentralized infrastructure. • Web2 and Web3 backend infrastructure • Diagnose and solve complex production issues, performance bottlenecks, reliability problems, and scaling challenges. • Build systems with strong observability, monitoring, alerting, and operational tooling. • Continuously improve backend architecture, deployment pipelines, system reliability, and engineering practices. • Move quickly, make sound technical decisions independently, and take ownership of delivering production-ready systems.
Benefits
• Build the core infrastructure powering StartaleApp and the broader Startale ecosystem. • Work on technically challenging problems spanning backend engineering, distributed systems, and Web3 infrastructure. • backend engineering, distributed systems, and Web3 infrastructure • Work alongside world-class engineers building ambitious next-generation infrastructure. • Competitive compensation, ownership opportunities, and a direct role in shaping the future of Web3 products.
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