Top Software Engineer Jobs in Hartford, CT

Reacher seeks a Full Stack Software Engineer to lead product features, design scalable backend systems, mentor engineers in AI-native workflows, and enhance user experiences across the tech stack.

Responsible for designing and implementing authentication features in Go and TypeScript, enhancing Auth architecture, and collaborating with teams to improve user experience.

The Full Stack Software Engineer will develop, innovate, and maintain features for a SaaS platform using technologies like React and Python, contributing to a collaborative team to enhance product performance.

The Software Engineer II will build product features for financial services, focusing on user-facing features, backend services, and collaborating with the product team in a remote environment.

The Software Engineer will manage edge networking configuration, evolve the ingress layer, build network observability, and support regional expansion while defining technical standards for the team.

The Software Engineer will manage edge networking configuration, evolve the ingress layer, build network observability, support regional expansion, and establish team practices in a growing network-focused team.

Build and maintain full-stack features for Cengage Learning Platforms using Java/Spring backends and React frontends. Integrate AI/LLM services, design APIs, improve platform architecture, troubleshoot cross-stack issues, write testable code, and collaborate with product, UX, and QA on accessible, high-quality learning experiences.

As a Senior Full-Stack Engineer, you will design and deploy solutions for state governments, ensuring high standards of security and privacy while leading cross-functional teams.

Lead platform engineering to improve developer productivity, CI/CD, build systems, monorepo health, and internal tooling (80%); contribute to product features, scalable APIs, and AI-native marketplace infrastructure (20%).

Design, develop, maintain, and enhance SmartCop public-safety applications across the software development lifecycle. Collaborate with cross-functional teams, use C#/.NET and MS SQL Server, consume/develop web services, apply object-oriented design, leverage AI-assisted development tools, participate in code reviews, and follow automated testing and quality-focused practices. Support deployment, troubleshooting, and implementation decisions while meeting North American Central Time collaboration requirements.

Design, develop, test, debug, and maintain end-to-end software solutions. Troubleshoot incidents, define technical requirements, mentor junior engineers, and contribute to delivery, architecture, and team practices using cloud, API, and observability tooling.

Develop, maintain, and enhance complex software systems based on requirements. Design, code, debug, integrate software, document and test components, and develop data queries. Provide recommendations to improve processes and support system-level design decisions.

The Senior Software Engineer will design, build, and maintain CI/CD pipelines, improve automation workflows, and mentor junior engineers in a security-focused development environment.

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 technical strategy and architecture for Coinbase's Blockchain Platform, overseeing nodes, indexers, wallets, and asset lifecycle. Drive cross-team platform rearchitectures, enforce security and reliability standards, champion AI-driven automation, use observability to improve reliability, and represent the platform to executives to secure alignment and resources for large-scale blockchain infrastructure initiatives.

Define and drive Payments technical strategy and architecture for rails, routing, and funds-flow systems. Lead large cross-team initiatives, ensure financial correctness, improve reliability and cost via observability, mentor senior engineers, and align stakeholders across product, risk, and regulatory teams.

Lead design and development of high-performance, offline-capable iOS (iPad) and Android apps for mission-critical drone operations. Build real-time maps, video streaming, telemetry overlays; integrate with hardware; optimize battery, memory, and latency; implement offline-first sync; collaborate with backend/hardware teams; mentor engineers and establish CI/CD, testing, and security best practices.

Design, build, and operate low-latency authentication and authorization services (OAuth, sessions, tokens, 2FA, account recovery). Lead technical designs, ensure strong security and observability, collaborate cross-functionally, simplify integrations, and mentor engineers while running production services with measurable SLOs.

Lead forward-deployed engineering engagements for strategic enterprise customers, diagnosing and resolving complex Windows deployment, management, update, application, performance, reliability, and security issues. Build automation, scripts, diagnostic tools, prototypes, and technical solutions; collaborate with Windows and Intune engineering teams on product fixes; and convert customer solutions into reusable playbooks and tools. Communicate findings to technical and executive stakeholders while delivering measurable improvements to Windows install-base health.

Lead hands-on full-stack development for Ruby on Rails, TypeScript, and React applications. Shape technical direction, design reliable APIs and data flows, optimize relational database performance, and deliver responsive front-end experiences. Lead projects end to end, mentor engineers, review and refactor code, collaborate cross-functionally, and explore AI-assisted engineering and LLM automation while protecting sensitive healthcare data.

Leads the design, development, deployment, maintenance, and support of scalable web applications. Responsibilities include coding, debugging, code reviews, API-first development, performance optimization, testing, cloud-native deployments, database and caching strategy, production monitoring, incident response, mentoring engineers, and cross-functional collaboration with product, design, customers, and vendors.

Build and architect insurance and data infrastructure for eligibility, verification, and claims. Lead partner implementations to get employers, health plans, and channels live. Make technical decisions at the 0-to-1 stage, write clear documentation, maintain production systems, and use AI tools to scale impact on a fully remote team.

Design and scale platform infrastructure, backend services, developer tooling, CI/CD pipelines, and secure cloud-native systems. Improve developer experience, reliability, observability, and incident response while establishing security and compliance controls. Partner with engineering and product leaders to shape architecture and platform strategy, mentor engineers, and support customer-facing logistics projects. The role uses Python, AWS, Terraform, containers, orchestration, event-driven architectures, and relational databases.

Lead design and implementation of Headway's insurance systems (eligibility, pricing, matching, claims). Build data-intensive, ML-powered platforms and automation, mentor engineers, write high-impact code, and improve accuracy and reliability across state and payer complexity to scale insurance-covered therapy.

Build, own, and operate cloud-native .NET services powering real-time trading, market data, and brokerage integrations. Ship features end-to-end, write tests, participate in on-call rotations, improve observability, and occasionally contribute to React/TypeScript frontend work.