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Seasonal Code Developer Jobs in Illinois (NOW HIRING)

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Electrician Foreman

Chicago, IL

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by ... Seasonal Contract position supporting the National Science Foundation managed United States ...

Amentum Services, Inc.

Electrician Foreman

Chicago, IL · On-site

Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by ... Seasonal Contract position supporting the National Science Foundation managed United States ...

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Seasonal Code Developer information

What are the most commonly searched types of Code Developer jobs in Illinois? The most popular types of Code Developer jobs in Illinois are:
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Seasonal Code Developer jobs near you
API Software Engineer (W2 Hybrid)

API Software Engineer (W2 Hybrid)

Performix Business Services

Chicago, IL • On-site

Contractor

Posted 24 days ago

Job description


We own our architecture end-to-end - from design to deployment to production operations. This is a team for engineers who want real technical ownership, real scale, and real-world impact.
Job Purpose
As a Senior Software Engineer on the API & Infrastructure team, you will design and build distributed, cloud-native systems that power precision agriculture at global scale.
This role is not just limited to implementing tickets. You will:
  • Help toarchitect highly available, resilient APIs serving millions of requestsdaily
  • Design scalabledata access patterns across relational, NoSQL, and object storage systems
  • Drive technicaldirection for cloud-native application development in Azure
  • Contribute toand help evolve our agile engineering practices
  • Own servicesfrom concept through deployment and production operations
  • Mentor engineerswhile raising the technical bar across the team
  • Providerecommendations and AI-assisted workflows on tooling to increaseproductivity and delivery speed

You will play a key role in shaping the backbone that connects agricultural machines in the field to customer-facing applications and advanced analytics platforms in the cloud.
Key Responsibilities
Architecture & System Design
  • Design andimplement scalable, highly available RESTful APIs using C# and modern .NET
  • Define andevolve service architectures supporting high throughput and low latency
  • Make informeddecisions around distributed systems tradeoffs (consistency, availability,scalability)
  • Collaborate withinternal stakeholders to define reliable data contracts and serviceboundaries

Cloud & Infrastructure Ownership
  • Build andmaintain cloud-native services in Microsoft Azure
  • Containerizeapplications using Docker
  • Design andmaintain CI/CD pipelines in GitLab
  • Implementinfrastructure patterns that support resiliency, fault tolerance,horizontal scalability, and cost efficiency

Performance, Reliability & Observability
  • Optimize APIsfor performance under heavy load- including the seasonal spikes that comewhen millions of acres of equipment hit the field simultaneously duringplanting and harvest
  • Implementstructured logging, tracing, and monitoring using tools such as Datadog
  • Participate inproduction support and incident response
  • Continuouslyimprove system reliability and operational maturity

Engineering Excellence
  • Write clean,maintainable, well-tested code
  • Conductthoughtful code reviews and mentor junior engineers
  • Lead orinfluence technical initiatives across teams
  • Contribute toarchitectural standards and long-term technical strategy
  • Championautomation, AI-assisted development practices, and continuous improvement

Experience Required
  • Experiencedengineer with 5+ years of career experience, with Bachelor's degree.3+ years experience with Master's degree.
  • Or equivalentcombination of education and experience.
  • Demonstratedleadership abilities.
  • Capable ofdefining appropriate approaches and solutions.
  • Furthersknowledge of profession through continued education and/or seeking orproviding mentorship.

Preferred Qualifications
  • Strongexperience with C#, ASP.NET Core, and modern .NET
  • Experiencebuilding cloud-native applications (preferably in Microsoft Azure or AWS)
  • Experience withGit-based version control systems (GitLab, Azure DevOps, or similar)
  • Experience withrelational databases (preferably SQL Server) and data modeling
  • Experiencedesigning and consuming RESTful APIs
  • Experience withCI/CD pipelines and DevOps practices
  • Experience withunit testing frameworks (NUnit, xUnit, MSTest, or similar)
  • Experienceworking in an Agile team environment
  • Familiarity withagricultural technology, telemetry systems, or data-intensive platforms isa plus

Apply