Tech Lead, Senior Backend Developer – TypeScript, Node.js

Job not on LinkedIn

🔥 0 minutes ago

🇦🇪 United Arab Emirates (UAE) – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 13%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Utorg Labs

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2019

₿ Crypto

💳 Fintech

👥 B2C

Crypto • Fintech • B2C

Utorg Labs is a company that builds consumer-focused crypto payment products, including a non-custodial mobile wallet app, an integrated crypto payment card, and instant on-ramp services for buying and swapping cryptocurrencies. The platform emphasizes simple, fast, zero-fee purchases, wide token support, global availability, and self-custody, while offering business-tailored solutions and operating under EU crypto regulations.

📋 Description

• Own backend architecture across two large-scale microservice platforms with 30+ and 25+ services • Lead integrations with payment providers, card issuers, blockchain networks, and third-party APIs • Take responsibility for integration reliability in production • Identify bottlenecks, design caching strategies, optimize database queries, and support growing platform load • Make architectural decisions, evaluate trade-offs, and influence engineering standards • Contribute to AI-powered operational and development workflows • Maintain and extend React-based back-office admin dashboards for approximately 20% of working time • Own features end-to-end from planning and architectural design through implementation, testing, monitoring, and improvement • Collaborate with Product, QA, Frontend, Mobile, and other cross-functional teams • Produce technical documentation, participate in code reviews, and share knowledge • Participate in a shared on-call rotation of approximately one week per month • Independently drive complex integrations and partially offload the Tech Lead • Ship initial features within 30 days, independently drive a complex integration or major feature within 60 days, and make architectural decisions within scope by 90 days

🎯 Requirements

• 5+ years of production backend development experience with TypeScript/Node.js as the primary stack • 2+ years of production experience with NestJS, including modules, providers, middleware, guards, interceptors, and microservice architecture with custom transports • Production blockchain experience with on-chain transactions, multiple networks, and real user funds • Understanding of HD wallets (BIP32/BIP39), smart contracts, ABI, ERC-20/SPL tokens, and account-based versus UTXO models • Experience with ethers.js, viem, and solana/web3.js • Active daily use of AI tools such as Claude, Copilot, or Cursor • Experience optimizing business or organizational processes with AI/LLMs • Deep PostgreSQL expertise, including schema design, indexing, query optimization, zero-downtime migrations, and database-per-service patterns • Hands-on microservices experience with RPC, pub/sub, message brokers, idempotency, eventual consistency, saga/outbox patterns • System design experience, including service decomposition, API contracts, data-flow architecture, and capacity planning • Complex production integration experience with third-party APIs, payment systems, or similar external services • Knowledge of retries, circuit breakers, and graceful degradation • Performance engineering experience with profiling, caching, load analysis, and bottleneck identification • Strong testing discipline with Jest, integration tests using real databases, and microservice testing • Security-conscious development in fintech and crypto environments • Technical research skills for evaluating trade-offs, testing hypotheses, and making data-driven architectural decisions • English proficiency at Upper-Intermediate level • Fluent Russian • Nice to have: NATS JetStream, OpenTelemetry, Prometheus, Grafana, pino, Kubernetes, Kustomize/Helm, PCI DSS, GDPR, KYC/AML, payment systems, mentoring, and React basics

🏖️ Benefits

• Work fully remote as part of an agile, international team • Engineering culture encouraging adoption of modern tools and development practices, with influence over technologies, workflows, and technical decisions • Two career tracks: Tech Lead or Staff/Principal IC • Career progression and professional development • Competitive salary range based on individual performance review • Transparent feedback and culture valuing ownership, open dialogue, and visible impact