senior backend python developer jobs in Philadelphia

732 senior backend python developer job listings in United States. Find daily updated positions from leading job boards.


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Reddit Full-time

    Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 126 million daily active unique visitors, Reddit is one...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Omada Health Full-time

    Job overview: Omada Health is on a mission to bend the curve of chronic disease. Our programs help people make behavior changes to improve their health and their lives. We are a virtual-first healthcare and technology company looking for an experienced Senior Software Engineer to join our agentic systems team, powering our AI Transformation efforts across...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Anvilogic Inc Full-time

    Anvilogic is a Palo Alto-based AI cybersecurity startup founded in 2019 by security veterans and data scientists from Fortune 500 companies.  Our mission is to democratize threat detection and hunting for today’s SOC teams to easily be done across hybrid, multi-clouds and security data lakes without needing to centralize data or rip and replace tools....


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Jane Technologies Full-time

    Company Overview: Jane Technologies is an MIT-founded eCommerce company in the cannabis industry experiencing rapid growth. We believe in cannabis's ability to bring well-being, health, and love to the world, and our mission is to bring confidence to the online cannabis shopping experience. Our platform connects consumers with local dispensaries and...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Ultimate Knowledge Full-time

    Description Help Build the Platform Behind National Cyber Readiness Most training platforms are a checkbox and a progress bar. We're building something different. OpenDash 360 is UKi's next-generation training and workforce readiness platform that shows an organization exactly where its people stand against the work roles they're expected to perform,...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Prizepicks Full-time

    At PrizePicks, we are the fastest-growing sports company in North America, as recognized by Inc. 5000. As the leading platform for Daily Fantasy Sports, we cover a diverse range of sports leagues, including the NFL, NBA, and Esports titles like League of Legends and Counter-Strike. Our team of over 550 employees thrives in an inclusive culture that values...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Tremendous Full-time

    Tremendous is the fast, free, flexible way to send bulk payouts to people in over 230 countries and regions. 20,000+ companies ranging from mom-and-pops to Google, MIT, and United Way have sent over $1 billion, saving 15 hours a month on average. In both our product and our workplace, we’re intentional about making work more efficient, flexible, and...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Keeper Security Full-time

    Description Keeper Security is hiring a Senior Software Engineer to help build and scale our Endpoint Privilege Manager (KEPM/EPM) solution, enabling organizations to enforce least-privilege access and secure privilege elevation across endpoints. This is a 100% remote position, with an opportunity to work a hybrid schedule for candidates based in the...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Field Guide Inc Full-time

    About Us Fieldguide is establishing a new state of trust for global commerce and capital markets through automating and streamlining the work of assurance and audit practitioners specifically within cybersecurity, privacy, and financial audit. Put simply, we build software for the people who enable trust between businesses. We’re based in San Francisco,...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Optro Gmbh Full-time

    Who We Are Having surpassed $300M ARR and continuing to grow, Optro helps enterprises transform risk into opportunity through its AI-powered GRC Intelligence Platform. More than 50% of the Fortune 500, including 7 of the Fortune 10, leverage our award-winning technology to move their businesses forward with greater clarity and agility. And our customers...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Weights & Biases Full-time

    At Weights & Biases, our mission is to build the best tools for AI developers. We founded our company on the insight that while there were excellent tools for developers to build better code, there were no similarly great tools to help ML practitioners build better models. Starting with our first experiment tracking product, we have since expanded our...

  • Remote Tech Lead

    4 weeks ago


    Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States IntelliTech Full-time

    Location: Remote Employment Type: Full-Time (W-2) Citizenship: U.S. Citizenship required IntelliTech is seeking a Tech Lead / Full-Stack Engineer to serve as the technical anchor on a high-visibility Department of War program focused on operationalizing a Government-owned digital twin application for ammunition industrial base readiness. This role...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Turquoise L.l.c. Full-time

    This is a fully remote role within the United States. We're looking for a frontend-leaning Software Engineer II who loves building intuitive, data-rich user experiences and wants their work to matter. At Turquoise Health, we're making healthcare pricing transparent and understandable, and the interfaces you build will be how hospitals, insurers, and...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Ltk Usa Full-time

    We empower our team members to drive innovation, create value, and continue to spearhead the creation of this industry — a game changer when it comes to career growth. Title: Senior Software Engineer, Fullstack Location: Remote from the U.We are searching for a senior software engineer to join the Creator organization. This team is responsible for...


  • Philadelphia, Pennsylvania, United States Affirm Remote Full-time $195,000 - $280,000 Contract

    Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. About The Finance Team The Finance team ensures Affirm remains financially sound and strategically positioned for growth. Our team manages financial planning, accounting, pricing,...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Helm.ai Full-time

    We help make autonomous technologies more efficient, safer, and accessible. Helm.ai builds AI software for autonomous driving and robotics. Our "Deep Teaching" methodology is uniquely data and capital efficient, allowing us to surpass traditional approaches. Our unsupervised learning software can train neural networks for L2/L3 autonomy, which drastically...


  • Philadelphia, Pennsylvania, United States HKA Full-time

    HKA is a global leader in risk mitigation, dispute resolution, and expert witness services. We tackle complex challenges with our multi-disciplinary expertise.As trusted consultants and advisors, we deliver solutions in uncertain and disputed situations, ensuring the best outcomes for clients worldwide. Our experts have testified globally on major cases...

  • Remote Staff Engineer

    4 weeks ago


    Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Zip Full-time

    Own the architecture and evolution of Zip’s real-time money movement and payments platform, powering millions of transactions. Lead cross-team technical direction across distributed systems while embedding AI into engineering workflows and product capabilities. Remote-first role for US-based engineers, with optional collaboration from our NYC office....


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Affirm Full-time

    Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. We are seeking a seasoned Engineering Manager to lead our Reliability Platform Engineering team. This role is critical in ensuring the safety and reliability of our production systems...


  • Philadelphia, PA, Philadelphia County, PA; Pennsylvania, United States Airbnb, Inc. Full-time

    Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic...