Lead Backend Engineer

About the Team

Our client is a well-funded Web3 fintech startup redefining the future of real-time financial infrastructure. Their platform bridges traditional finance and decentralized systems, enabling seamless, secure, and transparent access to blockchain-powered financial services. They are not just building APIs; they are creating the data rails for the decentralized economy, supporting everything from real-time transaction monitoring to decentralized asset management.

With deep backing from top VCs and a founding team of fintech and blockchain veterans, the company is scaling fast. The engineering team operates in a collaborative, transparent culture where engineers have real ownership and influence over the architecture and roadmap.

About the Role

You will join an elite engineering team to shape the next generation of decentralized financial infrastructure. This is a technical leadership role where you will architect, develop, and maintain the real-time APIs and backend systems that power crypto trading, DeFi analytics, and digital asset tracking.

In this position, you will build scalable microservices and design APIs used by developers, trading platforms, and financial institutions. You will manage high-throughput event data streams and implement services that push live updates to users. Your work will be mission-critical, requiring a focus on scalability, observability, and resilience in a high-uptime environment. You will collaborate closely with smart contract developers, frontend engineers, and data scientists to ship features end-to-end.

Hiring Process

If you are passionate about building real-time, decentralized financial infrastructure, we'd love to meet you. Please submit your application to join the future of finance.

Equal Opportunity

We are an equal opportunity employer committed to diversity and inclusion.

Work location

Work model: Remote

15811, Fisher Island Drive, Miami Beach, Miami-Dade County, Florida, 33109, United States

Miami Beach, Florida

Key Responsibilities

check_circleArchitect, develop, and maintain real-time APIs and backend systems for crypto trading and DeFi analytics
check_circleBuild scalable microservices using NestJS and gRPC for financial institutions and trading platforms
check_circleManage streaming pipelines with Kafka to process high-throughput event data from blockchains
check_circleImplement WebSocket-based services using Bun to push live price feeds and wallet events
check_circleStore and optimize time-series data using QuestDB for hot access and ClickHouse for long-term analytics
check_circleSecure and orchestrate APIs through APISIX with rate limiting, authentication, and request transformation
check_circleContribute to infrastructure scalability, observability, and resilience in a high-uptime environment
check_circleCollaborate with smart contract developers, frontend engineers, and data scientists to ship features end-to-end

Requirements

verified5+ years in backend engineering
verifiedStrong proficiency in TypeScript and Node.js
verifiedExperience with NestJS
verifiedExperience with event-driven architecture and Kafka
verifiedExperience with gRPC and Protocol Buffers
verifiedKnowledge of blockchain fundamentals or Web3 APIs
verifiedExperience with WebSockets
verifiedExperience with time-series data solutions
verifiedFamiliarity with Docker, Kubernetes, and CI/CD pipelines

Nice to Have

Knowledge of blockchain fundamentals, smart contracts, or Web3 APIs (e.g., Ethers.js, Web3.js).

Benefits & Perks

check_circleTop-of-market salary, possible equity, and crypto bonusescheck_circleRemote-first, async-friendly culture with flexible hours

Frequently asked questions about Lead Backend Engineer at ITRADE Innovations | STEM

What does a Lead Backend Engineer at ITRADE Innovations | STEM do?expand_more

In this Lead Backend Engineer at ITRADE Innovations | STEM role, you will architect, develop, and maintain real-time apis and backend systems for crypto trading and defi analytics; build scalable microservices using nestjs and grpc for financial institutions and trading platforms; manage streaming pipelines with kafka to process high-throughput event data from blockchains; and implement websocket-based services using bun to push live price feeds and wallet events.

What are the requirements for this Lead Backend Engineer role?expand_more

ITRADE Innovations | STEM is looking for candidates who meet the following requirements: 5+ years in backend engineering; Strong proficiency in TypeScript and Node.js; Experience with NestJS; Experience with event-driven architecture and Kafka; Experience with gRPC and Protocol Buffers; and Knowledge of blockchain fundamentals or Web3 APIs.

Where is the Lead Backend Engineer role at ITRADE Innovations | STEM located?expand_more

Lead Backend Engineer at ITRADE Innovations | STEM is based in 15811, Fisher Island Drive, Miami Beach, Miami-Dade County, Florida, 33109, United States. This is a remote role.

Is this Lead Backend Engineer job remote, hybrid, or on-site?expand_more

ITRADE Innovations | STEM has listed this Lead Backend Engineer role as remote.

How much experience is required for this Lead Backend Engineer role?expand_more

Lead Backend Engineer at ITRADE Innovations | STEM typically requires 5+ years of relevant experience at the senior level.

What skills do you need for the Lead Backend Engineer role at ITRADE Innovations | STEM?expand_more

Key skills for Lead Backend Engineer at ITRADE Innovations | STEM include Nestjs; GRPC; Kafka; Bun; Questdb; Clickhouse; Apisix; and Typescript.

What category does the Lead Backend Engineer role belong to?expand_more

Lead Backend Engineer at ITRADE Innovations | STEM is part of the it job category on Recrutus.