126 backend infrastructure engineer jobs at 102 companies in Wayne, NJ
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Sesame: Designing wearable computers with lifelike voice-driven AI agents.
3+ YOEStrong systems thinker with reliability engineering experience; 3+ years in infrastructure, platform, or ML systems; Kubernetes production experience; strong communication.
Town: AI-powered productivity assistant that automates workplace workflows.
Experienced backend engineer with production experience scaling distributed systems, LLM/agent infrastructure, workflow orchestration, and defining technical direction in fast-moving startups.
Moonshot: Mobile application for on-chain cryptocurrency trading.
5+ YOE5+ years backend/platform engineering experience building high-scale, highly available systems; deep expertise in auth, financial systems, or blockchain infrastructure; strong distributed-systems and operational skills.
Flutter, React Native, React, Go, Rust, Solana, Google Cloud, Amazon Web Services
FLORA: AI-powered infinite canvas for professional creative workflows.
3+ YOE3+ years backend infrastructure or distributed systems experience; building execution layers/state machines; diagnosing and fixing database bottlenecks (caching, query tuning, schema); managing multi-modal state/streaming for text, image, and video; TypeScript and serverless/edge familiarity.
Equall: A legal tech delivering infrastructure for private markets and legal state management.
Build and maintain backend infrastructure, CI/CD, security, and observability on Kubernetes using AWS/GCP; focus on multi-tenant SaaS and developer experience.
Epic Games: Develops video games and licenses the Unreal game engine.
6+ YOE6+ years building distributed systems for scheduling, queueing, storage, and failure recovery; experience with CI/CD/developer infrastructure; expert C#/.NET; cloud (AWS or Azure); strong backend architecture and communication skills.
Madrid or Paris or Seattle or London or Berlin or San Francisco or New York City or Sydney or Mexico City
HybridFull Time
Aircall: Cloud-based business phone system and customer communication platform.
6+ YOE6+ years backend development with a typed language (TypeScript preferred), production AWS experience, infrastructure-as-code (CloudFormation or Terraform), security-first mindset, serverless experience, GraphQL a plus, on-call rotation and mentoring experience.
Triple Whale: AI-powered data intelligence platform for e-commerce brands.
6+ YOE6+ years backend/infrastructure experience, located in NY tri-state, strong cloud and database skills, production on-call experience, ability to design and operate scalable systems and mentor other developers.
San Francisco or New York City or Austin or Seattle
$175k-$300k/yrOnsiteFull Time
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Experience building production services, observability, API and control-plane design, API-first infrastructure, incident response/pager duty, and familiarity with AI tooling and distributed systems.
Stellar Development Foundation: Developing and maintaining the open-source Stellar blockchain network.
Strong backend systems experience, Rust or C++, proven RPC/API design, experience with high-scale services, data pipelines, and production infrastructure.
Galaxy DigitalToronto Stock Exchange: GLXY: Financial services and infrastructure for the digital asset economy.
7+ YOE7+ years software engineering experience; strong Golang and distributed systems skills; experience with Ethereum/blockchain, cloud-native infrastructure (AWS, Kubernetes, Helm, Flux), testing, and working in remote/asynchronous teams.
Golang, Ethereum, AWS, Kubernetes, Helm, Flux, GitOps, Claude Code, Model Context Protocol (MCP), Rust, Solidity, Headspace
Polymarket: A decentralized platform for trading on real-world event outcomes.
Experience designing domain APIs and data models, gRPC/Connect and real-time streaming, partnering with frontend/mobile teams, and consolidating services; cloud/container experience preferred.
Alpaca Health: Enabling clinicians to launch and scale independent autism care clinics.
Senior backend engineer with strong system-design and ownership; builds integrations, billing/payments, data pipelines, and AI/LLM infrastructure. Experience in operationally complex domains (healthcare, fintech, insurance) or early-stage startups preferred.