Top Software Engineer Jobs in Lexington, KY

The Principal Engineer will lead the design and delivery of core platform capabilities, focusing on scalable systems, AI application, and mentoring engineers while driving architectural decisions and improving operational systems.

Reviews and evaluates engineering, infrastructure, and platform documents and work products for technical accuracy, completeness, clarity, consistency, and relevance. Provides structured feedback, identifies errors and gaps, compares technical approaches, and follows defined evaluation frameworks. Requires independent work, strong communication, analytical ability, and professional engineering judgment. The role is fully remote and supports varied technical evaluation projects as an independent contractor.

Build and own high-performance UI features for Netflix’s TV application across streaming sticks, smart TVs, and cable boxes. Collaborate with product, design, algorithms, and engineering teams to define experiences, validate product variants through A/B testing, and deliver reliable, testable code. Lead large cross-functional projects while working with TypeScript, JavaScript, React, Redux, Node.js, GraphQL, and proprietary Jest-based automation frameworks.

Design, develop, deploy, and maintain end-to-end cloud-hosted and cloud-native applications for federal clients. Collaborate with technical and business leads to translate requirements into solutions, manage software development lifecycle activities, follow coding and architecture standards, and deliver tested artifacts. The role includes API and cloud architecture, infrastructure-as-code, Agile development, application security, and responsible use of AI tools to accelerate testing.

Design end-to-end technical architecture for an integrated supply-chain e-commerce platform (MES→WMS→OMS→Payments→Invoices). Define modular service architecture, API contracts, tenant isolation (Postgres RLS), deployment IaC (Terraform, Docker, Traefik), observability (Prometheus/Grafana/OpenTelemetry), security (JWT, Vault), and integration of production AI agent frameworks (LangChain/LlamaIndex/AutoGen). Mentor teams and deliver compliant, scalable technical blueprints with target SLOs.

Lead and implement full-stack architectural foundations across frontend, backend, and AI interfaces. Define API-first patterns, select standardized libraries and monorepo practices, produce system diagrams and documentation, enforce code quality and testing, and mentor developers to improve performance, security, and maintainability.

Build high-performance, responsive, and accessible frontend applications across e-commerce, B2B, and internal tools using Next.js, React, and TypeScript. Implement design-system components, optimize Core Web Vitals, add animations, support A/B testing, collaborate in a monorepo with backend teams, and design interfaces for AI agents with real-time streaming and error handling.

Co-found and lead the technical direction of a new B2B AI venture. Own problem framing, architecture, system design, product judgment, AI product development, customer discovery, verification, fundraising support, and eventual technical team building. Build maintainable AI and agentic systems that solve real customer workflows, prioritizing traction before scale. The role requires a full-time, exclusive founder commitment with meaningful equity and authority.

Rotational technology development program providing hands-on experience across cybersecurity, data analytics, technical product and project management, artificial intelligence, application development, and IT infrastructure. Participants receive structured training, mentorship, and leadership development while contributing to healthcare-focused digital transformation initiatives.

IT Development Program interns gain hands-on experience contributing to healthcare technology projects across data analytics, technical product management, digital engineering, and cybersecurity. Responsibilities include developing digital solutions, solving real-world technology challenges, collaborating globally, and building technical, leadership, communication, and problem-solving skills. The internship lasts at least 10 weeks during Summer 2027 and is based in Waukesha, Wisconsin, or remotely within the United States.

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.

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.

Work as a Python development intern building applications and APIs, processing and analyzing data, working with databases and data pipelines, contributing to system architecture, writing clean documented code, and collaborating with the team. Strong emphasis on backend development, SQL, ORMs, and REST API design with potential conversion to full-time.

Design, build, and optimize scalable backend services, APIs, and data pipelines. Integrate with third-party billing/commerce systems, maintain serverless/event-driven architectures on AWS, ensure security and performance, implement automated tests and CI/CD, mentor engineers, and drive architectural decisions.