Top Software Engineer Jobs in Louisville, KY

Principal IC responsible for reliability, observability, and modernization of a .NET-based Platform Services portfolio on Azure. Own architecture, resilience patterns, shared libraries, and migration of legacy .NET services. Implement observability, event-driven messaging, and AI-first engineering practices while mentoring engineers and partnering with architecture teams.

Lead technical ownership and hands-on engineering for the integration backbone of a financial SaaS platform. Modernize legacy integration processes into .NET services, design reliable REST and file-based connectors, optimize Oracle SQL/PL/SQL, improve observability, and drive cloud-native Azure patterns. Mentor engineers, enforce standards, and champion AI-first development to increase delivery velocity and operational quality across multiple production ecosystems.

Lead design and operation of the Synapse Everywhere external API platform: define API surface and guarantees, translate product and clinical requirements into contracts, own reliability and on-call incident response, provide technical mentorship and code reviews, and design scalable, secure cloud-native solutions (k8s, LLMs) with strong developer experience.

Lead technical direction for the ControlCheck team, design cross-domain systems (frontend, backend, infra), drive architectural decisions for Ruby on Rails and FastAPI services, de-couple and scale microservices, debug distributed systems, mentor senior engineers, coordinate cross-team dependencies, and influence engineering roadmaps without direct people management.

Design, build, and optimize scalable real-time and batch data pipeline infrastructure. Develop backend features focused on reliability and performance, write well-tested code, review technical designs, and contribute to infrastructure across mobile, desktop, and server systems.

Build, operate, and scale core data services and APIs to process, store, and deliver large-scale patient health records with low latency and high availability. Provide technical leadership, contribute to architecture and design, collaborate with product and engineering teams, and coach engineers.

Lead design and hands-on development of AWS-based serverless backend and IoT cloud services. Build Python Lambda microservices, REST APIs, telemetry pipelines, and secure AWS IoT Core device communication. Mentor engineers, define architecture patterns, ensure production readiness (monitoring, CI/CD, security), and guide cross-functional integrations and technical roadmaps.

Design, build, and maintain scalable AWS-based platform infrastructure including EKS/Kubernetes and EC2. Improve developer tooling, CI/CD, secrets management, and observability (Datadog). Operate and troubleshoot Linux hosts, Docker containers, and Terraform/Ansible automation. Mentor teammates, collaborate cross-functionally, participate in on-call rotation, and maintain self-hosted GitLab CI/CD infrastructure to support Omada's digital health programs.

Join an early engineering hire at a growing SaaS platform for online communities. Scope and deliver new features, write modular TypeScript/React code, enable AI coding agents, monitor production, and troubleshoot issues while influencing product direction and improving platform scalability and developer experience.

The Senior Software Engineer will develop and maintain Docker Desktop's lifecycle components, focusing on installation, updates, and performance across macOS and Windows environments, while debugging complex OS-level issues and collaborating with teams.

The Software Development Engineer II will develop navigation solutions, balance rapid development with reliability, and optimize performance while promoting operational excellence at Mapbox.

Design and evolve systems for Motion's infrastructure, focusing on reliable and secure operations across APIs, Linux systems, and cloud environments with a focus on hands-on coding and engineering judgment.

The Senior Software Engineer will design and build fullstack features using Go, React, and Ember, ensuring optimal customer experiences and system scalability while mentoring peers and driving projects.

Lead QA activities for an IAM program: design and implement QA methodologies, create and run manual and automated tests, perform code/product reviews, triage defects, validate functionality/performance/security, and support CI/CD, UAT, and release validation across Agile teams.

Design and implement scalable frontend solutions using JavaScript/TypeScript and React. Drive architecture discussions, ship features with minimal guidance, maintain code quality and styling standards, collaborate across agile teams, ensure performance and scalability, and manage end-to-end feature lifecycles in a fast-moving environment.

The Full Stack Software Dev Engineer II is responsible for designing, building, and operating scalable full stack systems, ensuring reliability and security, and collaborating with AI tools to enhance development processes.

Design, develop, and maintain backend services for the Leap quantum-classical hybrid cloud platform. Collaborate with product owners and architects across the SDLC to deliver features, troubleshoot and tune production systems, write clean maintainable code, participate in code reviews and on-call rotation, and mentor junior engineers to improve engineering practices and platform scalability.

The Senior Backend Engineer will design and build backend systems for a multi-cloud platform, ensuring performance, scalability, and high quality while collaborating with various teams and stakeholders.

Design and own AI-agent-driven test workflows and the automated verification framework. Build test context, select models and tooling, validate AI-generated code and tests, operate test automation across UI/API/mobile/data, ensure security and compliance, mentor teams, and continuously improve agent orchestration and observability.

Lead design and implementation of scalable backend systems that ingest, process, and serve high-volume health data. Own projects end-to-end, drive integrations with third-party APIs, improve data reliability and observability, mentor engineers, and partner with product, clinical, and data teams to deliver clinically meaningful insights.

Perform systems and software engineering tasks including analysis, design, development, testing, integration, debugging, and documentation. Support API-driven, low-code/no-code BPMN-based automation platforms (Appian, Salesforce, Nintex) with SQL Server and .NET, collaborate with Agile teams, and maintain secure remote work practices for CUI-bearing government projects.

Lead full‑stack development for the Care Journey product, owning design and delivery of GraphQL/Python APIs and React/React Native experiences. Write technical specs, drive large cross‑team projects, ensure HIPAA/GDPR compliance, mentor engineers, participate in on‑call, and deliver performant, scalable systems across web and mobile.

Design, build, and scale Storesight's web applications and services. Lead architecture and implementation of features, maintain integrations and APIs, troubleshoot production issues, reduce technical debt, and mentor engineers while promoting best practices, testing, and deployment in a cloud environment.

As a Sr. Software Engineer at Bloomerang, you will lead technical direction, mentor engineers, and enhance SaaS solutions while utilizing .NET and AI tools. You will ensure scalable, maintainable applications, advocate for Agile workflows, and focus on quality outcomes in software development.

Lead design, development, testing, deployment, and support of cloud-based software products. Provide technical leadership and mentorship, translate feature requirements into implementation tasks, ensure quality (tests, performance, security), resolve technical risks and defects, and collaborate with stakeholders to deliver scalable microservices and AI-integrated features.