Senior Python Developer

Job Category: Python DeveloperJob Type: HybridJob Location: McLean VirginiaCompensation: Depends on ExperienceW2: W2-Contract Only; Kindly note that applications on a C2C basis will not be considered for this role.Job DescriptionJob Description:We are seeking a highly experienced Python Developer with 12+ years of overall IT experience, including 5+ years of deep, hands-on Python development, to design and build scalable, high-performance RESTful APIs. This role focuses on backend API development using Flask or FastAPI and strong application design principles.The ideal candidate is a solid problem-solver with a strong foundation in object-oriented programming, experience building production-grade APIs, and the ability to work collaboratively in a fast-paced environment. While cloud exposure is limited in this project, familiarity with AWS and modern DevOps practices is a plus.Key ResponsibilitiesDesign, develop, and maintain RESTful APIs using Python and Flask or FastAPIApply strong object-oriented design principles to build clean, reusable, and maintainable codeDevelop backend services that are scalable, secure, and high-performingCollaborate with product owners, architects, and frontend teams to deliver end-to-end solutionsWrite efficient, well-tested, and production-ready Python codeImplement unit and integration tests to ensure code quality and reliabilityDebug, troubleshoot, and resolve complex technical issuesParticipate in code reviews and contribute to best practicesMaintain technical documentation and support ongoing enhancementsRequired Qualifications & ExperienceMust Have12+ years of overall IT experience5+ years of strong, hands-on experience in Python developmentProven experience building REST APIs using Flask or FastAPIStrong understanding of object-oriented programming (OOP) conceptsExperience developing production-grade backend servicesSolid debugging and problem-solving skillsStrong communication and collaboration abilitiesPreferred / Nice To HaveExperience with Python libraries such as Pandas and NumPyExposure to FinTech or financial domain projectsFamiliarity with AWS cloud servicesExperience with containers (Docker, Kubernetes)Experience with testing frameworks (Pytest, Unittest, Behave)Apply OnlineYour Name *Your Phone Number *Your Email Address *Job idWhat is your current U.S. visa or immigration status? *SelectU.S. Citizen (USC)Lawful Permanent Resident (Green Card holder)H1BF1-OPT/Stem-OPT/CPT EADH4-EADL-2SGC-EADOther Valid VisaDo you have an approved I-140? *YesNoIn processNOTE*- This question is used only for immigration planning related to H-1B transfer, amendment, extension, or future sponsorship. Your answer will not be used to determine your basic eligibility for the role.Please specify your current visa status *Where are you currently located at? *W2 or C2C *SelectW2C2CHow many years of total experience do you have? *How many years of relevant experience do you have? *Do you require H1B sponsorship? *YesNoUpload Resume *ΔFacebook X LinkedIn WhatsApp