Senior Python Developer

6 days ago

Chicago, United States SysTechCorp Inc Full time

Job Description: Design & build production-grade services and APIs (FastAPI / Django / Flask) using clean, well-tested Python.Architect scalable systems (microservices, event-driven patterns, async I/O, caching) with high availability and failover.Data & storage: model schemas; write efficient SQL; integrate with Postgres/MySQL, caching (Redis)Performance & reliability: profile (cProfile, py-spy), tune hot paths, apply back-pressure, circuit breakers, retries, and idempotency.Security & compliance: enforce authN/Z, secrets management, secure coding, dependency hygiene (SCA), and data protection.DevOps & quality: code reviews, automated testing (pytest), static typing (mypy/pyright), linting, and CI/CD best practices.Cloud & platform: containerize ; deploy to Kubernetes or serverless (Azure Functions); manage IaC (Terraform).Observability: instrument with OpenTelemetry; create actionable dashboards/alertsMinimum qualifications10+ years of professional software engineering with Python in production.Deep expertise with at least one Python web framework (FastAPI, Django, or Flask) and modern async programming.Strong CS fundamentals: algorithms, data structures, and concurrencyProven experience designing distributed systems and event-driven architectures.Solid SQL/ORM experience (SQLAlchemy/Django ORM) and schema design.Mastery of testing (unit/integration/contract), CI/CD (GitHub /Azure DevOps), and release strategies.Hands-on with cloud (Azure), containers, Kubernetes, and infrastructure automation.Excellent communication; ability to lead cross-functional initiatives.Nice to have :Security background: OAuth2/OIDC, Key Vault/Secrets Manager, threat modeling, SDLC governance.FinTech domain experienceFront-end familiarity (React) for API-consumer alignment.

  • Senior Python Developer

    5 days ago

    Chicago, Illinois, United States Realign Full time $120,000 - $200,000 per year

    Job Type: ContractJob Category: ITJob DescriptionRole: Senior Python DeveloperLocation: Chicago, ILJob Summary:Looking for a highly skilled Senior Python Developer to architect, develop, and optimize backend systems and data-driven applications. The role involves building scalable services, integrating APIs, and ensuring high code quality and performance.Key...

  • Senior Python Developer

    2 days ago

    Chicago, IL, United States Purple Drive Full time

    Senior Python Developer Role Overview We seek a seasoned Senior Python Developer with expertise in Pandas, SQL databases, and Azure to design, develop, and optimize data-intensive applications. You'll architect robust ETL pipelines, enhance data models, and ensure seamless cloud integration to support our data-driven initiatives. Key Responsibilities -...

  • Senior Python Developer

    1 week ago

    Chicago, United States Purple Drive LLC Full time

    Role: Senior Python Developer Experience: 10+ years (including 3+ years in Data Engineering/Data Analytics) Location: Chicago, IL Role Overview We are looking for an experienced Senior Python Developer with strong expertise in Pandas, SQL databases, and Microsoft Azure. The role involves designing scalable data solutions, building efficient ETL pipelines,...

  • Python Developer

    3 weeks ago

    Chicago, United States VeeRteq Solutions LLC Full time

    Python Developer Location: Chicago, IL We are looking for a Python Developer with strong experience in Generative AI and LLM‑based applications. The candidate will build APIs, integrate AI models, develop NLP pipelines, and support the deployment of AI‑driven features. Required Skills Strong Python programming (FastAPI/Flask/Django) Hands‑on experience...

  • Python Developer

    4 days ago

    Chicago, United States Premier Group Full time

    Senior Backend Developer - Python$120,000 - $190,000Chicago, ILHybridOverviewWe’re looking for a seasoned backend engineer to help design and build the core systems behind our workspace platform. You’ll take ownership of designing efficient services and APIs, working closely with product and engineering peers to deliver reliable, scalable systems. This...

  • Senior Python Developer — Data Pipelines

    1 week ago

    Chicago, United States Purple Drive LLC Full time

    A leading tech consulting firm in Chicago is seeking an experienced Senior Python Developer to design and implement data solutions, mentoring junior developers. The ideal candidate has over 10 years of software development experience, primarily focused on data engineering, with strong expertise in Python, SQL, and Azure Cloud Services. The role offers...

  • Python AI Developer

    1 week ago

    Chicago, United States PEOPLE FORCE CONSULTING INC Full time

    Python AI Developer Location: Hybrid. Chicago, IL (2 days/week) Build intelligent, scalable AI solutions using Python, integrating APIs and cloud technologies to deliver impactful machine learning applications. Responsibilities Design, develop, and deploy AI/ML models and algorithms for real-world applications. Implement robust Python-based solutions for...

  • Python Developer

    4 days ago

    Chicago, IL, United States Premier Group Full time

    Senior Backend Developer - Python $120,000 - $190,000 Chicago, IL Hybrid Overview We’re looking for a seasoned backend engineer to help design and build the core systems behind our workspace platform. You’ll take ownership of designing efficient services and APIs, working closely with product and engineering peers to deliver reliable, scalable systems....

  • Senior Python Developer

    2 weeks ago

    Chicago, United States Turing Full time

    Python Developer We are seeking a Python Developer with strong expertise in FastAPI to join an exciting Reinforcement Learning (RL) Gym project. You will design, build, and optimize scalable APIs, collaborate with researchers and engineers, and deliver high‑quality backend services to support reinforcement learning experiments and simulations. Prior RL Gym...

  • Senior Python Engineer

    2 days ago

    Chicago, IL, United States Pivotal Solutions Inc Full time

    Job Description Our client is seeking a Senior Python Engineer to join their team and help us build and maintain advanced software applications. The ideal candidate will have extensive experience in Python programming, as well as a strong understanding of software development principles and best practices. Key Responsibilities: Develop and maintain software...