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Posted 28 July, 2026

API Software Engineer (W2 Hybrid)

Performix
Chicago, IL, US Full Time

Job Description

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We own our architecture end-to-end â from design to deployment to production operations. This is a team for engineers who want real technical ownership, real scale, and real-world impact.

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Job Purpose

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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.
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This role is not just limited to implementing tickets. You will:

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  • Help to architect highly available, resilient APIs serving millions of requests daily
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  • Design scalable data access patterns across relational, NoSQL, and object storage systems
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  • Drive technical direction for cloud-native application development in Azure
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  • Contribute to and help evolve our agile engineering practices
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  • Own services from concept through deployment and production operations
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  • Mentor engineers while raising the technical bar across the team
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  • Provide recommendations and AI-assisted workflows on tooling to increase productivity and delivery speed
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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.

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Key Responsibilities

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Architecture & System Design

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  • Design and implement scalable, highly available RESTful APIs using C# and modern .NET
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  • Define and evolve service architectures supporting high throughput and low latency
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  • Make informed decisions around distributed systems tradeoffs (consistency, availability, scalability)
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  • Collaborate with internal stakeholders to define reliable data contracts and service boundaries
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Cloud & Infrastructure Ownership

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  • Build and maintain cloud-native services in Microsoft Azure
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  • Containerize applications using Docker
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  • Design and maintain CI/CD pipelines in GitLab
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  • Implement infrastructure patterns that support resiliency, fault tolerance, horizontal scalability, and cost efficiency
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Performance, Reliability & Observability

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  • Optimize APIs for performance under heavy loadâ including the seasonal spikes that come when millions of acres of equipment hit the field simultaneously during planting and harvest
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  • Implement structured logging, tracing, and monitoring using tools such as Datadog
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  • Participate in production support and incident response
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  • Continuously improve system reliability and operational maturity
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Engineering Excellence

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  • Write clean, maintainable, well-tested code
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  • Conduct thoughtful code reviews and mentor junior engineers
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  • Lead or influence technical initiatives across teams
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  • Contribute to architectural standards and long-term technical strategy
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  • Champion automation, AI-assisted development practices, and continuous improvement
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Experience Required

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  • Experienced engineer with 5+ years of career experience, with Bachelorâs degree. 3+ years experience with Masterâs degree.
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  • Or equivalent combination of education and experience.
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  • Demonstrated leadership abilities.
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  • Capable of defining appropriate approaches and solutions.
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  • Furthers knowledge of profession through continued education and/or seeking or providing mentorship.
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Preferred Qualifications

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  • Strong experience with C#, ASP.NET Core, and modern .NET
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  • Experience building cloud-native applications (preferably in Microsoft Azure or AWS)
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  • Experience with Git-based version control systems (GitLab, Azure DevOps, or similar)
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  • Experience with relational databases (preferably SQL Server) and data modeling
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  • Experience designing and consuming RESTful APIs
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  • Experience with CI/CD pipelines and DevOps practices
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  • Experience with unit testing frameworks (NUnit, xUnit, MSTest, or similar)
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  • Experience working in an Agile team environment
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  • Familiarity with agricultural technology, telemetry systems, or data-intensive platforms is a plus
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