Senior Software Engineer Jobs

Cambridge Cognition is a small/medium company focused on cognitive and speech assessments for clinical trials. Role: Senior Full Stack Software Engineer working on the core assessment platform and end-user applications. Technologies and environment …

Coder is an AI software development company focused on autonomous coding agents and human developer collaboration. They offer a self-hosted Cloud Development Environment (CDE) for secure, governed developer workspaces that improve productivity, redu…

Rover is the world’s largest online marketplace for pet care, connecting pet parents with sitters and walkers. The company is building a global platform combining technology, community, and care for animals, with offices in Seattle and Barcelona. Th…

We are a bootstrapped, profitable startup leveraging stochastic optimization / operations research (OR), simulation, and machine learning to optimize decisions at scale in complex supply chains and transport networks. What we love: Scala and Nix, pr…

Bloomberg is hiring a Senior Software Engineer for a hybrid role in NYC to modernize and unify Bloomberg's authentication landscape. The team builds infrastructure for identity verification and authentication, creating fast, resilient, highly availa…

Vantage is an a16z-backed FinOps / Cloud Cost Management platform serving 15,000+ organizations. Ruby on Rails shop headquartered in NYC and US-remote friendly (no international remote). Hiring Senior/Staff Software Engineers (full-time) to work on …

EnergyHub builds software to enable smart devices (thermostats, EV chargers, batteries, etc.) to participate in virtual power plants (VPPs) to decarbonize the electric grid and transportation. Multiple openings are available (Director of Engineering…

Checkr (YC S14) is hiring across multiple roles, located in our San Francisco, Denver, and Santiago offices. Checkr builds people infrastructure for the future of work, designing a faster and fairer way to screen job seekers using modern technology …

We're expanding our team and looking for passionate individuals to join us in building innovative solutions for philanthropy in the DAF team (we provide the technology that runs the Charityvest DAF). Our current openings include: Senior Software Eng…

We’re building Graphite to help high-performing engineering teams run faster, cleaner code reviews. Our product is already used by some of the world’s best developers, and we’re just getting started! We’re hiring experienced engineers across the sta…

RhythmScience is a cardiac data management company turning complex healthcare data into actionable insights for providers and patients. Remote-first team building software that impacts cardiac patient care. Roles: Data Engineer — build and maintain …

Arcol (arcol.io) is a small, high talent density team building the future of building design - a future that's collaborative, fast, and intuitive. We're a web-native, fully collaborative 3d design tool modernizing the experience of architectural des…

I'm the hiring manager for this role. Looking for someone who is, or can become, proficient in backend development for a public NestJS API suite using TypeScript. No hard requirements like a CS degree or prior NestJS experience, but candidates must …

DuckDuckGo is hiring multiple fully-remote, full-time roles to support its mission to raise the standard of trust online. The company has scaled to over 300 people and continuously hires for software engineering and leadership positions. They mentio…

Viam is an open source robotics and AI developer platform aiming to bring software engineering maturity to robotics and automation. The company (~100 people, ~70 engineers) is hiring for Staff and Senior Software Engineer roles on infrastructure/bac…

Findigs is transforming the rental experience and builds high-scale applications for millions of users. The team uses a modern tech stack and fosters high ownership and autonomy. The role is based in the newly renovated SoHo/NoHo office in NYC with …

Spacelift | Remote (Europe) | Full-time | Senior Software Engineer | $80k-$110k+ (can go higher) We're a VC-funded startup (recently raised $51M Series C) building an infrastructure orchestrator and collaborative management platform for Infrastruct…

We're building an AI notetaker and task management tool for financial advisors. Startup is headquartered in NYC. If you're not in NYC, quarterly travel to the office is expected. Front end: React. DB: Postgres. APIs: Golang, Elysia/Node. Infra: AWS …

Gladly builds retail customer service AI used in production by brands like Crate & Barrel, Sephora, and REI. Hiring Senior and Staff Software Engineers to lead major AI & Automation initiatives in a high-impact, hands-on role focused on shipping fas…

Gatby is building a free electricity marketplace for consumers in deregulated states to shop for the best electricity plans. The company is expanding into the Northeast and rapidly scaling its development team. Hiring for Senior Software Engineer an…

Beautiful.ai — SaaS B2B presentation software (AI industry). Series B with $16M funding. Hiring multiple full-time, remote roles in the US and Canada.

WireScreen is a Sequoia-backed Series A startup building an open source intelligence platform for global supply chains and China-related risk. Seeking Senior Software Engineers to build the data platform and ingest/model messy unstructured data into…

Curipod founder here. Curipod is the AI-powered instruction platform for lessons that students love. 1M+ Monthly Students and growing fast. Most of the engineering team are former founders and CTOs. Join us to redefine how classroom lessons are done…

We are a bootstrapped, profitable startup leveraging stochastic optimization, simulation, and machine learning to optimize decisions at scale. What we love: Scala and Nix, principled and reliable solutions and suckless systems.

Coder is an AI software development company focused on autonomous coding and enabling teams to build software faster and more securely. Their core product is a self-hosted Cloud Development Environment (CDE) that provides secure, policy-driven, isol…

At Page Vault, we build tools that make legal work faster, smarter, and more reliable. Our products help lawyers automate time-consuming tasks, from capturing web evidence to preparing trademark applications and managing digital materials. This pos…

Coverage Cat is building the AI-native insurance brokerage. Want to make it so that millions of Americans get better financial outcomes, the insurance industry is more transparent, and policies are easy to understand? Our AI agent combines data, mat…

Our AI assistant for mortgage underwriting guidelines helps lenders get faster answers, reduce mistakes, and close more loans. We're profitable, bootstrapped, and small — building software that makes life easier for our lender partners. Looking for …

Vantage is an a16z-backed FinOps / Cloud Cost Management platform that helps 15,000+ organizations globally (e.g., Block, Vercel, Temporal, Rippling, FanDuel, CircleCI) manage their infrastructure costs. The company is a Ruby on Rails shop and is wo…

Zest AI is a ~150-person B2B SaaS company based in Los Angeles that builds software to help financial institutions make fairer lending decisions using machine learning. They are hiring multiple roles before the end of the year — all remote (US) or h…

Carefeed makes software for operating senior centers. They are hiring a Senior Software Engineer and a Senior Data Engineer to join their Chicago office. The engineering team is small (less than 20 people). These roles are in person 3-4 days a week …

XSELL Technologies is building an Agentic Voice platform for healthcare combining ASR/TTS, LLMs, and deterministic orchestration. Roles: Senior Software Engineer focused on scalable backend systems, APIs, distributed services, cloud (AWS/GCP/Azure),…

Building AI/ML-based production planning software for the chemical manufacturing industry. Young company with a proven product, low meeting culture, and strong developer experience: pseudonymized production datasets, local development 'airplane mode…

Truetax | Senior/Staff Software Engineer - Elixir/Phoenix LiveView | San Francisco (Hybrid) or REMOTE (US) | Full-time Truetax builds software to streamline government tax administration and make society more equitable. We're working with state and…

We are looking for candidates that are excited to join us on a mission to raise the standard of trust online. All of our roles are fully-remote, except where specific locations are noted. Most of the software engineering positions have been repeatin…

Elicit is building AI for science. The company has scaled to over $7M annual revenue and 450k MAU. They are hiring multiple roles and prefer candidates with early-stage company experience who thrive in high-agency, fast-paced, low-bureaucracy enviro…

Join the founding engineering team. Peregrine helps critical institutions make better decisions and improve operations by unlocking the value of their data. Multiple full-time, hybrid roles based in SF / NYC / DC including senior engineering, AI, pr…

Triumph Financial is building a freight payments network handling over $37B annually. Hiring across engineering and product management at Senior, Lead, and Staff levels. Small autonomous teams (3–5 engineers). Looking for engineers who solve complex…

Findigs is transforming the rental experience by building high-scale applications that streamline renting for millions. The company uses a modern tech stack and fosters a collaborative culture where engineers have high ownership and autonomy. Role i…

Count is like Jupyter, Tableau and Miro combined in one tool. Some of the world's leading data teams use it for everything from iterating data models and performing in-depth analyses to creating process flow maps of their entire business. We're a sm…

Arcol (arcol.io) is a small, high talent density team building the future of building design - a future that's collaborative, fast, and intuitive. We're a web-native, fully collaborative 3d design tool modernizing the experience of architectural des…

Schoolhouse.world is a non-profit founded by Sal Khan running a peer tutoring platform. The role is for a Senior Software Engineer (one of six engineers) owning full-stack projects from ideation to execution, with an AI-forward approach (e.g., exper…

VC-funded startup (Series C) building an infrastructure orchestrator and collaborative management platform for Infrastructure-as-Code. Backend is 100% Go with AWS primitives. Seeking backend developers who are comfortable with cloud-native ecosystem…

Gladly is building retail customer service AI used by brands like Crate & Barrel, Ulta Beauty, and Allbirds. Hiring Senior & Staff Software Engineers to lead AI & Automation initiatives in a high-impact, hands-on role: ship fast, collaborate, and bu…

At Tandem Health we're building a clinician copilot to allow clinicians to focus on care rather than administration. The core product listens to the patient-clinician encounter to generate medical records, saving clinicians approximately 5-10 minute…

Hi, I’m the co-founder of MaFi Games – an indie studio behind the game Captain of Industry. We are a small but passionate team who gave up their jobs at Google and Nvidia to pursue building the best factory simulation game possible, and we need more…

Shepherd is an all-in-one commercial insurance platform (originally focused on commercial construction and expanding into adjacent sectors like energy). The company has raised over $20M and is hiring product-minded engineers who value ownership, tec…

Beautiful.ai — Series B SaaS B2B presentation software (16M funding). Hiring multiple engineering and product/creative roles, remote in the US and Canada, with a mix of full-time and part-time positions and compensation including base salary, equity…

WireScreen is a Sequoia-backed Series A startup building an open source intelligence platform for navigating global supply chains and China-related risk. Seeking senior software engineers to build the data platform and ingest/model messy, unstructur…