Backend Developer Python Fastapi jobs in Chicago

Title: Back-End Engineer — Java/Kotlin, Ktor, JVM Technologies Type: Full-time / Perm / Hybrid Location: Chicago, IL (3 Days a Week On-site) Base Salary Range: $135K - $185K, annually, depending on experience. Please Note: No Sponsorship / No C2C Summary: This role is part of a cross-functional Engi

Location: Northbrook, IL Type: Hybrid Interview: Video Visa Free Consultants 65Relocation: No - Only Locals *About The Role** We are seeking a highly experienced *Senior Cloud-Native Back-End Developer** to lead the design and implementation of scalable, resilient, and high-performance applications.

Cliff Services Inc

Location: Northbrook, IL Type: Hybrid Interview: Video Visa Free Consultants 65Relocation: No - Only Locals About the Role We are seeking a highly experienced Senior Cloud-Native Back-End Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This

A technology solutions company is seeking a Full Stack Python Developer to enhance their agile development team. The ideal candidate should possess expert proficiency in Python and FastAPI, with strong hands-on experience with PostgreSQL. Responsibilities include collaborating with product owners, d

Overview Job Title: Python Backend Developer Location: Chicago, IL - hybrid onsite Duration: 6 months API Concepts Responsibilities Understanding of API concepts like REST, SOAP, GraphQL Understanding of API Security like OAuth 2.0, JWT token validation Experience authoring, maintaining, and refacto

Centraprise

Location: Chicago, IL (Hybrid) Contract: 12+ Months (W2) 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 fail

OVERVIEW Live the experience. From professional empowerment to continual learning opportunities. From ongoing investment in new and emerging technologies to a career of self‑determination. At Ulta Beauty, our tech team is critical to our scalability—and is recognized that way. We’ve been defined as

Role: Python Backend Developer Location: Chicago, IL - hybrid onsite (Need only Locals) Duration: 6 months API Concepts o Understanding of API concepts like REST, SOAP, GraphQL o Understanding of API Security like OAuth 2.0, JWT token validation Terraform (Infrastructure as Code) o Experience author

HiresRight

Our client is looking for a Backend technologist to build services and APIs to support our next generation of products. You will join our team of other world-class Engineers and collaborate closely with our Operations, UX/UI Design, Product, Marketing, and external teams. While we prefer candidates

About the Role We are seeking a highly experienced Senior Cloud-Native Back-End Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This role is pivotal in modernizing e-commerce platform, integrating with cutting-edge SaaS solutions, and ensuri

As a Back End Core Java Engineer, you will build secure, scalable, and reliable technology solutions, with minimal mentoring. Responsibilities & Requirements 5 years of experience is required Strong Core Java and backend development expertise, including Multithreading Writes clean, modular, reliable

SynergisticIT

SYNERGISTICIT wants every candidate to know that the Job Market is Challenging and to stand out, you need to have exceptional skills and technologies and that's where we come in to make sure you get the attention which you need Position open for all visas and US citizens We at Synergisticit understa

A dynamic independent ad agency in Chicago is seeking an experienced Back-End Developer to manage server-side application logic and integration. The role emphasizes flexibility, attention to detail, and collaboration within a creative team. Applicants should have at least 5 years of web development

A dynamic technology company based in Chicago is looking for a passionate Backend Developer with 0-7 years of experience. The role involves developing and maintaining server-side applications, designing robust APIs, and working closely with front-end developers. Candidates should be proficient in Py

S Piper Staffing LLC

Type: Full-time / Perm / Hybrid Location: Chicago, IL Base Salary Range: $135K - $185K (DOE) Please Note: No Sponsorship / No C2C Summary This role is part of a cross-functional Engineering Team focused on building secure, reliable, high-performing back-end engineering services, and engineering cons

About the Role We are seeking a highly experienced Senior Cloud-Native Back-End Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This role is pivotal in modernizing e-commerce platform, integrating with cutting-edge SaaS solutions, and ensuri

Overview Job Title: Python Backend Developer Location: Chicago, IL - hybrid onsite Duration: 6 months API Concepts Responsibilities Understanding of API concepts like REST, SOAP, GraphQL Understanding of API Security like OAuth 2.0, JWT token validation Experience authoring, maintaining, and refacto

Job Title: Python Backend Developer (Azure) Location: Chicago, IL (Onsite) Type: Long-Term Contract - W2 / C2C Job Summary: We are seeking an experienced Python Backend Developer with strong hands-on experience in Azure cloud services . The ideal candidate will design, develop, and maintain backend

DATAMAXIS

About the Role We are seeking a highly experienced Senior Cloud-Native Back-End Developer to lead the design and implementation of scalable, resilient, and high-performance applications. This role is pivotal in modernizing e-commerce platform, integrating with cutting-edge SaaS solutions, and ensuri

Talution Group

Overview As a Back End Core Java Engineer, you will build secure, scalable, and reliable technology solutions, with minimal mentoring. Responsibilities & Requirements 5 years of experience is required Strong Core Java and backend development expertise, including Multithreading Writes clean, modular,