Net developer • chicago il
OnTrac is seeking a Senior Software Engineer (.NET / C# / Azure) to join a contractor program supporting a large wholesale digital-marketplace customer.The customer is rebuilding its digital auctio... Show more
We are looking for skilled backend developers to support AI training and evaluation projects.NET, and database expertise to build reliable backend services and APIs.Develop and maintain backend ser... Show more
NET Developer Needed (40 hours per week).Hybrid 2 days per week onsite in downtown Chicago.This role is mostly backend development.Creating applications from scratch and transferring old legacy app... Show more
Headquartered in San Francisco, our investors include.Senior Software Engineer, Backend (Node.Lead delivery of scoped features through collaborative engineering teams, ensuring alignment with platf... Show more
Sitecore Net Application Development.USA based corporation duly organized under the laws of the Commonwealth of Georgia.Software Development, Software Consultancy and Information Technology Enabled... Show more
Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems.Turing support... Show more
Calibri, sans-serif; color:red"><span style="color:#000000;"><b><u><span style="font-family:Helvetica, sans-serif">Magento Developer</span>... Show more
Concept Reply, part of the Reply Network, is a leader in IoT solutions.We support and advise our customers in Automotive, Manufacturing, Smart Infrastructure and beyond in all aspects of Internet o... Show more
As a global leader in innovative wealth management, asset servicing, asset management and banking services, Northern Trust (Nasdaq: NTRS) is proud to guide the world’s most successful individuals, ... Show more
NET / Financial Applications (Asset Finance)</div> <div>Full-Time / Contract<br /> Lisle, IL / Chicago Metropolitan Area<br /> Onsite / Hybrid (as applicable)<br /> 8+... Show more
Calibri,sans-serif"><b><span style="color:black">Key Responsibilities</span></b></span></span></span></p> <p><span style=&... Show more
One of our top banking clients is looking for a *SQL Developer*.Hybrid: Onsite 3 Days a Week.Locations: *Charlotte NC or Irving TX *Must be able to work on W2*.Top Ski... Show more
Publicis Re:Sources is seeking a highly skilled and experienced Microsoft Power BI developer.This role requires expertise in data visualization, data modeling, DAX, Power Query, and ETL processes, ... Show more
Month Contract-to-Hire -W2 Only.Our client is looking for a Sr.NET, MS SQL Server, cloud development, and modern engineering practices.Develop and modernize enterprise.Analyze existing code and dat... Show more
Our "we-care" culture is more than just a motto; it's a promise.From day one, we prioritize your growth, well-being, and success.You can count on us to support your career journey and help you achi... Show more
Job Description: Senior Solutions Architect - Azure, Angular,.NET, Databricks & GenAI</h1> <p><strong>Location:</strong> Chicago, IL 60607<br /> </p> <h2&... Show more
Platform Expertise: Expert-level proficiency in Adobe Marketo Engage (building programs, smart campaigns, and engagement streams).Platform Expertise: Expert-level proficiency in Adobe Marketo Engag... Show more
Chicago Public Schools (CPS) is a district on the rise, serving over 325,000 students in 500+ schools and employing over 45,000 people, most of them teachers.CPS has set ambitious goals to ensure t... Show more
A rapidly growing Chicago SaaS company is seeking a.NET Engineer to join its team in downtown Chicago near Union Station.This venture-backed software company develops technology that helps business... Show more
Our client is a vertically integrated Chicago-based developer known for transforming urban neighborhoods through high-profile multifamily and mixed-use projects, offering the opportunity to lead co... Show more
The average salary range is between $ 102,925 and $ 145,197 year , with the average salary hovering around $ 120,000 year .
The average salary range is between $ 92,626 and $ 136,500 year , with the average salary hovering around $ 107,882 year .
OVERVIEW
OnTrac is seeking a Senior Software Engineer (.NET / C# / Azure) to join a contractor program supporting a large wholesale digital-marketplace customer. The customer is rebuilding its digital auction platform and decoupling it from a legacy auction management system, standing up a new, independent, modern auction backend purpose-built for a digital-first marketplace. Phase 1 delivers the core platform: inventory management, financial transactions, and customer management. The initiative is broad in scope and spans four or more teams. This role is ideal for a hands-on senior engineer who writes production C# on .NET Core, is comfortable on Azure and Azure DevOps, and can collaborate across teams to turn business requirements into maintainable, scalable software.
ENGAGEMENT
• Expected start: ASAP
• Location: United States, fully remote
RESPONSIBILITIES
• Implement core features for the new platform, which could include inventory management, financial transactions, and customer management
• Collaborate closely with team members, other teams, and product managers to translate business requirements into technical solutions
• Develop high-quality, maintainable, and efficient C# code within an agile development environment
• Design and implement efficient data models and database interactions
• Integrate the new system with existing platforms and third-party systems
• Conduct code reviews and provide constructive feedback to peers
• Troubleshoot and debug issues, ensuring optimal performance and reliability
• Contribute to technical documentation and best practices
REQUIRED QUALIFICATIONS
• Bachelor's degree in Computer Science, Software Engineering, or a related field
• 7+ years of experience in C# development, with a strong understanding of object-oriented programming principles
• Extensive experience with .NET Core and C#
• Familiarity with front-end development using modern frameworks, specifically React
• Experience with the Microsoft Azure cloud platform, including core services and infrastructure
• Experience creating and optimizing CI/CD pipelines, specifically within Azure DevOps
• Understanding of software architecture principles and best practices, with proficiency in applying design patterns to solve technical challenges
• Proficiency in designing and developing RESTful APIs
• Solid understanding of database systems and storage (e.g., SQL Server, PostgreSQL, NoSQL) and ORM frameworks (e.g., Entity Framework)
• Demonstrated ability to write clean, testable, and efficient code
• Strong problem-solving skills and attention to detail
• Excellent communication and collaboration skills
• Experience with agentic workflows
• Comfortable working with AI and AI-assisted development tools
USEFUL QUALIFICATIONS
• Contemporary JavaScript / TypeScript (ES2015+), React Hooks, Next.js, Nx
• Experience with a message queue such as Kafka or RabbitMQ
• Experience writing GraphQL-interfaced services
• Experience working with authentication and authorization
