senior backend python developer jobs in New York

Python Infrastructure Engineer — Model Evaluation (AI Training) About The Role What if your Python expertise could directly shape how the world's most advanced AI models are built, evaluated, and improved? We're looking for a Senior Python Infrastructure Engineer to design and build the data pipelines, evaluation harnesses, and annotation tooling that...

About the job Remote | Senior Software Engineer, Backend (Node.js, TypeScript, Rust) - $50-$80/hourWe are sharing a full-time opportunity for experienced Senior Backend Engineers with strong production expertise in Node.js, TypeScript, Rust, APIs, distributed web systems, and high-traffic consumer platforms to contribute to large-scale customer-facing...

About RampRamp is building the smart infrastructure for finance teams, embedded in the transaction flow of every dollar a business spends. We automate how over $200B in annualized spend flows in and out of 70,000+ companies: authorizing payments, flagging risk, categorizing spend, and closing books.The problems are high-stakes, data-dense, and unforgiving.We...

Lead UI / Backend Developer (Node JS) - Full Time - RemoteLead UI / Backend Developer (Node JS) - Full Time - Remote4 weeks ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.Design, develop, and maintain Node. JS web applications using modern frameworks and technologies, with a focus on both front-end and...

Naologic is building the next generation of ERP and system-of-record platforms from the ground up - AI-natively and customizable to any industry with zero-implementation time. We are redefining how enterprise software is built, deployed, and operated at scale.This is not a typical frontend engineering role. We are looking for a Senior Angular Engineer who...

Job Description:Treasury Technology DeveloperAbout Jain GlobalJain Global is an innovative multi-strategy / multi-manager investment firm founded on the basis of achieving scale on Day 1 across regions, markets, and investors. With over 400 employees operating from offices in New York, Houston, London, Singapore, and Hong Kong, we are looking to add to our...

P-1591At Databricks, we are passionate about enabling data and AI teams to solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights...

Gibson Dunn is a leading global law firm, advising clients on significant transactions and disputes. Our exceptional teams craft and deploy creative legal strategies that are meticulously tailored to every matter, however complex or high-stakes. The firm’s work is distinguished by a unique combination of precision and vision. Based in New York or...

We're Looking for a Sr Java Platform Development Engineer Position type:  Contract to Hire   Duration: Estimated 3-6 Months   We are looking for a Senior Software Engineer to join the Platform Development team building and evolving the On-Demand Environments  platform — an internal self-service deployment orchestration system used by hundreds of...

Job DescriptionSr Java Spark Developer Location: Fifth Avenue, NYC, NY 10175 Contract Position Overview We are seeking a highly skilled and experienced Senior Java Backend Developer to join our core engineering team. In this role, you will be responsible for designing, building, and maintaining high-performance, scalable, and secure backend systems. The...

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. Senior...

Senior Full-Stack Developer (.NET/C#) | Private Wealth Technology The Private Wealth Technology team supports Neuberger’s Private Wealth business, with a focus on exceptional advisor and client experiences. We’re seeking a Senior Full-Stack Developer (.NET/C#) to design, build, and operate scalable, high-performance applications and integrations across...

Principal Python Engineer — ML Infrastructure (AI Training) About The Role What if your deep Python expertise could directly shape the infrastructure behind the world's most advanced AI systems? We're looking for a Principal Python Engineer to design and build the data pipelines, annotation tooling, and evaluation systems that leading AI labs depend on...

Working remotely on a contract basis, the Senior Automation Test Developer will design, develop, and execute automated tests for web and mobile applications using various automation tools and programming languages. Key responsibilities:Develop and maintain web and mobile test automation frameworks using tools such as Playwright, Selenium, and Appium Design...

Backend Engineer — High-Volume Data Processing Location: Dumbo, Brooklyn, NY Work Arrangement: Onsite 5 days/week — non-negotiable Employment Type: Full-time Base Salary: 220K–300K Equity: Competitive equity Visa: Open to visa transfers (including OPT and H-1B transfers); additional sponsorship may be considered for the right candidate ...

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a commitment to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses...

To design, develop and improve software, utilizing various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.Embark on a transformative journey as a Senior Developer - QIS Technology. In this role, you will play a pivotal role in accelerating the delivery of innovative quantitative...

Position Summary: As an AI Developer, you will design, build, and optimize AI-powered tools, automations, and workflows that enhance creative production across Wellcom HOME. Working closely with production teams, engineers, creatives, and AI specialists, you'll transform business challenges into scalable AI solutions that improve efficiency, quality, and...

Company DescriptionInfojini Consulting is a full service IT consulting, services, and staffing firm with offices in Secaucus, NJ.Infojini Consulting is recognized as one of the fastest growing IT services and software development Companies. With a partnership of all major technology vendors, Infojini Consulting has built a strong Government and commercial...

About this roleAbout this Role:At BlackRock, technology is the foundation of our business. As an Backend Engineer, you’ll build resilient systems that power our global post-trade operations. You’ll design and deliver enterprise-scale software with a focus on reliability, performance, and clean engineering practices.This role is ideal for engineers who...