senior backend python developer jobs in New York

Ellipsis Labs is a profitable, venture-backed New York-based startup building sustainable and efficient DeFi protocols on high-throughput decentralized infrastructure. Our long-term goal is to build a better financial system. Our flagship product, Phoenix Perpetuals, brings professional-grade perpetual futures to Solana. Building on our experience developing...

A technology consulting firm in New York is seeking an experienced Senior Python Developer to join their Cloud Platform Engineering team. In this role, you will design and develop cloud solutions that enable automation and governance, utilizing AWS services and Infrastructure as Code principles. Ideal candidates will have extensive experience with cloud...

About Daylight Daylight is the decentralized energy company. We're building a protocol that converts distributed solar and storage systems into yield-bearing infrastructure. These assets are deployed behind the meter in American homes and businesses, generating electricity revenues that flow onchain as a single, liquid yield token. Our ambition is to build...

Join Tech @ Ro to build the future of healthcare, from the ground up! At Ro, we believe that when people achieve their health goals, they can achieve their life goals. The highest-leverage way to move society forward is to give people their health, and the current healthcare system isn’t built to do that. It was built to bill, not to serve...

Pinwheel - Building the future of financial services in partnership with the biggest brands"I love my banking app!" said no one, ever.Pinwheel is on a mission to change that. We believe banks and financial service providers represent the greatest opportunity to build 10x better experiences, especially in the AI age. We're building the next generation of...

Software Systems Developer - (Linux & Python/Go) New York, NY (Hybrid, 3 days in office) Highly competitive compensation package Join an elite technology and research group at the forefront of global finance, where world-class engineering and quantitative research converge to solve some of the most complex problems in any industry. Their teams are composed...

About FinFin is a next-generation payments platform built for high-value, global, and instant transactions. We are a Series A-stage company backed by Sequoia, Circle, and other notable investors. Powered by stablecoins, Fin enables users and businesses to move millions of dollars in seconds - whether to other Fin users, directly into bank accounts, or across...

Tatari is on a mission to revolutionize TV advertising. Founded in 2016 to help transform the antiquated world of TV advertising through the intelligent application of AI and machine learning, Tatari helps some of the world’s fastest growing brands including Chime, Calm, Tecovas, Manscaped, Saatva, and Liquid I.V., reach their customers using linear and...

US Mobile is on a mission to revolutionize connectivity. Imagine a world where you can go into a single app and buy terabytes of data for every one of your devices: phone, smart devices, car, home broadband, and more. That's the future that US Mobile is building: a software platform built truly for the 21st century and the age of 5G and IoT, with world class...

About MedalAt Medal, we're redefining the way gamers connect, share, and relive their greatest in-game moments. Our platform makes it easy to clip, edit, and share gaming content—whether you're capturing a legendary headshot or just hanging with friends in voice chat. Over 2 million gamers use Medal every month to showcase their moments, and we're just...

Uniswap Labs is a core contributor to the Uniswap Protocol, the world’s largest DEX, with over $4 trillion in volume across 17 chains. It builds products that help millions access the protocol, including the Uniswap Web App, Wallet, and Trading API. Uniswap Labs is also the primary technical provider for Unichain, a DeFi-native Ethereum Layer 2 built to be...

Python Full Stack Developer with FinancialJob Title: Python Full Stack Developer with Financial Services Industry expLocation: New York City Area (Strongly Preferred) / Pittsburgh, PA / Lake Mary, FloridaMandatory Skills: Need Profiles from Financial Services, Python, React, CCAR, Risk Models, Spark, ML, REST APIs, SQLLocation:Duration:22Months+...

About LineroLinero is building the operational infrastructure that ensures the world's most sensitive technologies reach the right hands, and never the wrong ones.Our customers include some of the most consequential companies in the world: leading AI labs, aerospace and defense primes, semiconductor giants, quantum computing pioneers, and companies pushing...

Salary: up to $190,000 per annum + bonusAbout The ClientThey are building an AI-powered care orchestration platform designed to unify fragmented healthcare systems and improve patient outcomes at scale. The platform combines agentic AI workflows with a robust backend infrastructure to automate complex clinical and operational processes.The product is backed...

Senior Backend Infrastructure Engineer (GCP) By changing the way people explore restaurants, Beli has emerged as one of the fastest-growing consumer platforms in the country. Beli helps people build organized restaurant lists and maps, share them with friends, and discover new spots around the world according to their personal taste. We’re building a...

Role: Senior Python/Django DeveloperLocation: Chelsea Piers, New York CityWork Arrangement: Full-time onsiteDuration: 1 Year Contract to ConversionType: Right to Hire Position Overview:We are looking for a Senior Python/Django Developer to work on scalable software applications, backend services, data-processing solutions and integrations supporting its...

DescriptionCVector’s mission is to bring real time economic optimization and AI prediction to every energy and manufacturing plant.Industrial facilities make decisions every minute that determine cost, reliability, and margin, but the signals that matter live in different worlds: live asset constraints and process reality on one side, feedstock prices,...

About BlueCargoBlueCargo is a fast-growing, VC-backed technology company transforming the logistics and supply chain industry. As the leader in container visibility and freight audit automation, our platform integrates fragmented data from terminals, carriers, and ports to deliver a single, intelligent interface that empowers shippers and logistics providers...

Backend Developer — Data Annotation Systems (AI Training) About The Role What if your Python expertise could directly shape the infrastructure behind the most advanced AI systems in the world? We're looking for a Senior Python Full-Stack Engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leading AI labs...

About Hauler HeroHauler Hero is a modern, multi-tenant SaaS platform built for the waste management industry. We help haulers run smarter operations, from dispatch and routing to driver workflows, billing, and customer payments.Hauling companies across North America run on Hauler Hero every day. Our customers bill and collect payments through the platform,...