Top Software Engineer Jobs in Milwaukee, WI

Lead the architecture and technical strategy for Affirm’s high-volume observability platform. Design telemetry pipelines and sampling strategies, improve reliability and cost efficiency, integrate observability into AI-assisted development, and drive platform adoption across engineering teams. Remain hands-on while mentoring six engineers, leading cross-functional initiatives, establishing engineering standards, and overseeing monitoring, alerting, on-call operations, and system availability.

Designs, builds, scales, and operates distributed CI/CD services supporting millions of builds, tests, and releases. Develops code for Azure-based infrastructure spanning virtual machines, containers, and custom lab environments. Responsibilities include requirements analysis, architecture and design documentation, estimation, debugging, optimization, operational playbooks, on-call incident response, monitoring, reliability improvements, and mentoring engineers.

Lead frontend-focused full-stack development for a neurotechnology platform controlling brain stimulators, managing patient data, visualizing real-time 3D data, integrating APIs, syncing cloud systems, and improving user experience. The role involves React and React Native frontend work, Python or Node.js backend development, team growth and mentorship, and collaboration on secure, scalable healthcare applications.

Designs, develops, tests, debugs, maintains, and integrates internal applications supporting business workflows, reporting, data accuracy, APIs, and compliance. The role gathers requirements, proposes process and technology improvements, estimates costs and savings, collaborates with IT teams, and supports enterprise-wide deployments. Development work includes Python backend services, JavaScript or TypeScript front ends, SQL databases, third-party API integrations, and unit, functional, and manual testing.

Staff Software Engineer responsible for leading design and delivery of large-scale order platform capabilities spanning cloud and point-of-sale systems. The role drives architecture, performance, reliability, API design, code quality, incident response, and technical roadmap alignment. It also requires cross-team collaboration, domain expertise in order processing and synchronization, mentoring engineers, and using AI-assisted development tools to improve productivity.

Owns company-critical, long-term technical problems across multiple teams and organizations. Defines technical strategy, architectures, roadmaps, and engineering standards for large-scale customer-facing systems. Remains hands-on in software development while driving AI adoption in products and engineering workflows. Partners with senior product, engineering, and executive leaders to resolve complex problems, improve reliability and performance, and shape Dropbox’s technical direction.

Lead frontend technical strategy for Affirm’s checkout decision orchestration systems. Design and architect scalable web applications, guide major technical initiatives, improve reliability and operational processes, establish engineering quality standards, collaborate with product, design, and analytics, and mentor engineers. The role focuses on building fast, clear, and reliable checkout experiences using modern declarative UI frameworks.

Design and maintain automated testing frameworks for cloud-scale distributed systems. Build performance, load, stress, integration, API, end-to-end, chaos, security, and infrastructure tests. Integrate continuous testing into CI/CD pipelines, analyze observability data, validate Kubernetes and microservices environments, and collaborate with Engineering and SRE teams to improve reliability. The role also participates in on-call rotations and helps establish QA strategy and standards across GPU infrastructure, serverless endpoints, storage, billing, and event-driven systems.

Build and operate production backend services supporting Supabase AI products, including the MCP server. Responsibilities include service architecture, deployments, scaling, authentication and authorization, observability, reliability targets, on-call incident response, rate limiting, capacity management, and API evolution. The role requires strong TypeScript or Go skills, production backend experience, distributed-systems debugging, and collaboration with Platform and SRE teams in a fully remote environment.

Designs, develops, tests, operates, and maintains mainframe software using COBOL, DB2, JCL, and VSAM. Responsibilities include full-stack ownership, architectural design, production-ready coding, code reviews, failure analysis, reliability improvements, compliance, security, and collaboration within an agile and DevOps environment. Requires solving technical problems, communicating with product stakeholders, and delivering scalable, reliable software that supports customer experience and banking technology transformation.

Designs, develops, tests, operates, and maintains mainframe software using COBOL, DB2, JCL, and VSAM. Owns production-ready code, participates in code reviews, analyzes failures, and applies scalable, reliable architectural practices. Collaborates with engineering teams, product owners, scrum masters, vendors, and customers within an Agile and DevOps environment. Ensures compliance, security, software reliability, and continuous improvement while delivering incremental features.

Develop and maintain backend services, APIs, server-side logic, and data structures. Collaborate with frontend developers and stakeholders, build and test features, implement security measures, document technical solutions, monitor system performance, troubleshoot issues, and support project planning. The role requires foundational backend programming, database, source control, and web integration skills.

Develop, test, deploy, and maintain secure front-end and back-end applications supporting cybersecurity and identity access management initiatives. Participate in the full software development lifecycle, troubleshoot issues, perform code reviews, document solutions, and collaborate with cross-functional teams in an Agile environment. The role contributes to scalable software solutions and continuous improvement while supporting production applications.

Develops, tests, deploys, and maintains data-driven applications, databases, automated workflows, AI-enabled capabilities, and decision-support tools. Builds data pipelines, integrates enterprise systems and APIs, performs data validation, troubleshoots defects, supports prototyping and user acceptance testing, and contributes to code reviews, Agile ceremonies, documentation, deployments, and customer support. Collaborates with technical teams, project managers, customers, and stakeholders to deliver software solutions.

Design and build reusable backend platform services, libraries, frameworks, integrations, and AWS infrastructure abstractions. Establish reliability, security, observability, testing, compatibility, and deployment standards for consuming teams. Direct AI-agent implementation through specifications and contracts, review generated and human code, manage incidents, and drive production adoption of shared platform capabilities.

Build internal web applications, APIs, integrations, AI-assisted workflows, knowledge repositories, dashboards, Slack bots, and PDLC automations. Connect tools such as Jira, GitHub, Notion, and data platforms with go-to-market systems. Prototype rapidly, collaborate across Product, Engineering, Program Management, Analytics, and commercial teams, and ensure secure, documented, auditable solutions.

Design, develop, test, secure, and maintain enterprise applications and APIs using C# and modern .NET. Build database solutions, RESTful integrations, automated tests, and CI/CD pipelines while supporting Agile and DevSecOps delivery. Modernize legacy applications, troubleshoot production issues, conduct code and design reviews, and remediate security findings. The role requires an active DoD Secret clearance and U.S. citizenship and is remote within the United States during Pacific Standard Time hours.

Lead technical ownership of InfiniBand and GPU interconnect fabric operations for hyperscale AI supercomputers. Drive incident response, deep multi-layer debugging across hardware/firmware/drivers/OS, and define failure models, playbooks, telemetry, and automation to improve reliability, observability, and scalability of GPU clusters and platform SLAs.

Develop Trusted Content standards, libraries, and software applications for industrial automation. Collaborate with product, engineering, consulting, and customer teams to create scalable automation architectures, automated review methods, digital engineering strategies, and AI-assisted development workflows. Support firmware and software integration, industry standards, intellectual property, customer co-innovation, and complex automation system design using Rockwell Automation technologies.

Develop and configure IBM TRIRIGA solutions for facilities and real property management. Translate stakeholder requirements into functional designs, workflows, test cases, and implementation plans. Collaborate with business sponsors, end users, maintenance technicians, and technical teams on solution design, troubleshooting, effort estimation, testing, documentation, and delivery. Work independently in cloud environments while supporting federal and commercial clients remotely.

Develop and optimize Microsoft .NET applications, legacy systems, and microservices with a focus on performance, scalability, reliability, and observability. Responsibilities include code reviews, performance testing, CI/CD integration, architecture and sprint delivery, legacy code and SQL tuning, cloud application deployment on Azure, automated testing, and resolving customer issues. The developer collaborates with architects, QA, technical support, and cross-functional teams using SAFe Agile practices.

Senior backend engineer responsible for designing, building, testing, and documenting scalable Node.js/TypeScript services and APIs. Lead projects end-to-end, enforce coding standards, write technical specifications, optimize performance, and mentor junior engineers. Champion Agile and CI/CD practices while providing technical thought leadership on backend architecture and data modeling.

Develop and deliver production-grade full-stack software across .NET/C# backend services and React front-end applications. Build reliable, scalable AWS cloud solutions, optimize relational and document databases, implement CQRS, and integrate AI-assisted coding workflows. Validate AI-generated code for security, quality, and maintainability while establishing guardrails and review processes. Collaborate with Product and QA, participate in code reviews, uphold engineering standards, and mentor other engineers.

Design, implement, test, and modernize backend services and integrations (TypeScript/Node.js and C++). Lead large projects, write technical specifications and API contracts, enforce coding standards, coach engineers, and drive legacy-to-modern migrations within online banking and core systems.

Develop and maintain full-stack healthcare applications using C#, .NET, ASP.NET Core, JavaScript, and SQL Server. Design APIs, services, background jobs, database procedures, and responsive interfaces; troubleshoot across application and deployment layers; write automated tests; modernize legacy systems; build secure healthcare integrations; and protect sensitive data. Collaborate with product, QA, support, and implementation teams while participating in design reviews, code reviews, testing, and release validation.