Top Software Engineer Jobs in Milwaukee, WI

Design and build scalable distributed systems for financial transactions, incorporating AI tools and ensuring reliability and security of production systems while collaborating with cross-functional teams.

Responsible for leading a team to improve developer productivity, managing projects, and ensuring high-quality code delivery while collaborating across teams.

As a Senior Software Engineer, you will design frontend architectures, collaborate with backend engineers, mentor others, and utilize AI tools for efficient development.

Design and build scalable, reliable backend systems and third-party integrations for provider-patient workflows and telehealth. Drive development lifecycle, solve complex technical challenges, and collaborate cross-functionally to ensure performance, security, and availability.

Design, build, and operate multi-tenant elastic storage control-plane services. Ensure high availability and performance, run observability and on-call practices, lead complex projects, collaborate cross-functionally, mentor junior engineers, and contribute to scaling services handling petabytes of data.

Lead long-term technical strategy and execution across multiple teams, architecting and evolving foundational frontend/backend systems and platforms at massive scale. Drive AI/ML adoption, solve ambiguous, high-impact problems, remain hands-on in critical system design and implementation, and align senior leaders on roadmaps and engineering standards.

Build and scale customer-facing and backend systems for Upstart's Auto Secured Personal Loan product. Design eligibility, decisioning, funnel and workflow automation, collaborate with product, risk, and operations, deliver reliable production software in a regulated environment, and drive technical direction and observability for long-term platform expansion.

As a Senior Principal Engineer, you'll define and drive the technical strategy for customer experience platforms, lead architectural decisions, and mentor engineering teams to enhance customer and agent experiences.

The Staff Software Engineer will architect and develop high-performance cloud services, resolve infrastructure bottlenecks, ensure engineering best practices, and mentor junior members.

The Senior Software Engineer will design and build scalable AI/ML backend systems, develop data pipelines, and collaborate with cross-functional teams to implement ML-driven features while ensuring system performance and documentation.

As a Senior Software Engineer in Trust & Safety, you'll analyze threats, design systems for abuse detection, and collaborate with teams to implement scalable defenses.

The Sr. Software Engineer designs, implements, and maintains scalable cloud services, contributes to team processes, and acts as a subject matter expert while leading projects and mentoring others.

The Software Engineer will focus on automated testing, requiring experience in C#.net, web development, and software quality methodologies like TDD and BDD.

Design and implement cloud-native storage and replication features for MongoDB. Develop production C++ code, write tests (C++, JavaScript, Python), diagnose bugs and performance regressions, handle customer escalations, lead cross-team projects, mentor engineers, and collaborate on product roadmaps.

The Senior Software Engineer will drive the retail technology initiatives at Toast, focusing on payment solutions and enhancing customer experiences. Responsibilities include collaborating on high-impact opportunities, technical decision-making, and adapting to customer needs.

Design, implement, and improve significant features in HCSS products. Analyze product architecture and databases for ROI-driven improvements. Lead code reviews, mentor junior developers, collaborate to enhance infrastructure, reliability, and CI/CD practices.

The Staff Frontend Engineer will design and implement complex frontend systems, lead engineering efforts, and collaborate with cross-functional teams to deliver a sophisticated SaaS platform.

As a Senior Software Engineer, you'll implement collaboration features, support team architecture, work across tech stacks, and improve developer experience.

The Staff Software Engineer will lead full-stack initiatives, improve system quality, drive technical direction, and mentor peers in a collaborative environment.

As a Staff Software Engineer, you'll lead AI-powered product delivery, shape platform architecture, and drive initiatives like advertising systems and AI-generated content.

Build full-stack features for a web-based broker platform serving Medicare customers. Work across frontend and backend, influence architecture, reduce technical debt, collaborate with product and design, use AI-powered developer tools, and mentor engineering best practices to scale the platform.

Senior Software Engineer responsible for designing, building, and maintaining the loans platform. Collaborate with product and cross-functional teams to deliver reliable, scalable, and secure services; mentor engineers; improve system performance, observability, and deployment practices.

As a Senior Software Engineer, you'll design, develop, and maintain full-stack applications, utilizing TypeScript and modern frameworks while collaborating cross-functionally to enhance user experience and performance.

Provide technical leadership for internal platforms and security automation supporting Upstart Bank. Lead architecture, design, and implementation of platform services, APIs, relational schemas, authentication and RBAC systems. Partner with risk, compliance, and operations stakeholders, mentor engineers, mitigate technical risks, and drive long-term platform strategy and engineering standards.

Design, build, and maintain internal software platforms, APIs, integrations, and data workflows that support risk, compliance, legal, and bank operations. Translate stakeholder requirements into scalable architectures, relational data models, authorization and audit systems, and background processing. Produce technical designs, documentation, and contribute to platform-wide architecture and build-versus-buy decisions.