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
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.
General Intuition: Developing AI models that perceive and act in dynamic environments.
5+ YOE5+ years backend experience, strong Java and microservices skills, REST and distributed systems, MySQL/PostgreSQL, cloud (GCP/AWS), CI/CD and infrastructure as code experience.
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
Stripe: Provides global financial infrastructure and payment processing for businesses.
8+ YOE8+ years building production systems; API development, data modeling, DB migrations, infrastructure configuration; strong communication, testing, and technical documentation skills.
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.
The New York TimesNYSE: NYT: Publishes global journalism, digital subscriptions, and lifestyle media products.
5+ YOE5+ years building scalable backend/API services using Go or TypeScript/Node.js, SQL and NoSQL databases, cloud infrastructure on AWS/GCP, containerization, IaC, CI/CD, observability, and mentoring experience.
Fanatics: Global digital sports platform for merchandise, collectibles, and betting.
4+ YOE4+ years building scalable backend systems; production experience with Java and Go; event-driven architectures (Kafka, Kinesis, PubSub); PostgreSQL; CI/CD and on-call experience; familiarity with regulated financial infrastructure and AI coding tools.
SBT Global: Provides integrated IT consulting and global logistics management services.
Deep expertise in async Python and network programming, cloud infrastructure, container orchestration, streaming data, security gateways, IAM/SSO, observability, and CI/CD.
Backend Software Engineer, Trading Systems & Data Platform
Mountain View or New York City or New Jersey
$110k-$300k/yrHybridFull Time
Arta Finance: Digital wealth management platform for sophisticated individual investors.
Experience building reliable distributed systems, backend platforms or data infrastructure; strong programming skills (Python or similar); familiarity with Kafka, Kubernetes and cloud; knowledge of financial systems is a plus.
San Francisco or New York City or London or Sydney
$170k-$240k/yrOnsiteFull Time
Sigma Computing: Cloud-native analytics platform featuring a spreadsheet-style interface.
5+ YOE5+ years building high-quality software, strong CS fundamentals, experience deploying secure web applications in continuous deployment, familiarity with cloud infrastructure; strong teamwork and ownership.
Member of Technical Staff (Software Engineer, Backend API)
London or Serbia or Berlin or New York City
$200k-$350k/yrOnsiteFull Time
Perplexity: AI-powered search engine providing conversational answers with citations.
Experience designing and operating distributed high-load systems, cloud infrastructure, Kubernetes, CI/CD, and either API product engineering or platform operations; strong autonomy and product sense required.