Top Software Engineer Jobs

Develop and maintain scalable backend applications and services using Java and Spring Boot. Build and consume RESTful APIs, manage builds and dependencies with Maven, and use Git for source control. Troubleshoot, optimize, and support backend applications in a collaborative Agile development environment. The role requires U.S. citizenship and eligibility to pass an extensive background investigation and clearance process before project start.

Develop and enhance PeopleSoft applications using PeopleTools and SQL for Army military payroll systems. Configure modules, implement technical designs, estimate work, document configurations, perform unit testing, resolve defects, conduct peer reviews, and demonstrate functionality to users within an agile team.

Design, build, and scale Checkbook’s digital payments platform across databases, backend services, APIs, and user interfaces. Responsibilities include architecting web applications, integrating APIs, optimizing PostgreSQL schemas and queries, implementing application security, and developing automation to improve quality and stability. The role requires strong Python, PostgreSQL, and frontend framework experience, plus familiarity with Flask, FastAPI, or Django.

Develop and maintain software supporting U.S. Government mission objectives. The engineer will assist with daily software development responsibilities using Grafana, Bash, Python, JavaScript, React, and TypeScript. The role requires at least three years of comparable software engineering experience, a relevant bachelor’s degree or equivalent additional experience, and an active Top Secret/SCI clearance with favorable polygraph.

Own the architecture, development, reliability, and operations of fiat and cryptocurrency on- and off-ramp infrastructure. Lead a small engineering team, build Node.js and TypeScript payment services, integrate banks, partners, and EVM smart contracts, and ensure resilient settlement, reconciliation, observability, security, and incident response. Partner with Product, Compliance, and Finance to deliver the ramps roadmap while mentoring engineers and maintaining production systems.

Contributes to software development projects as a leading contributor, performs programming, supports other team members, and adheres to development policies.

The Full Stack Engineer will design, build, and scale a healthcare platform, improve system architecture, and collaborate cross-functionally, with a focus on AI/ML integration.

Develop and support enterprise applications using C#, ASP.NET, and .NET Core; build Power Apps and Power Automate workflows; design and maintain Blue Prism RPA bots; integrate REST APIs with databases and business systems; and support SQL Server, Oracle, SharePoint Online, and Microsoft 365 environments.

Build and own full-stack healthcare software that automates benefit verification and prior authorization. Develop Python services, APIs, TypeScript and React interfaces, integrations, data models, and AI-powered workflows. Partner with product, AI, operations, users, and customers to define problems, ship reliable features, validate production outcomes, scale architecture, improve engineering quality, and mentor teammates.

Own the design and implementation of a high-scale query engine for hundreds of billions of claims. Responsibilities include storage layout, indexing, query planning, optimization, distributed retrieval across graph, vector, full-text, time-series, and geospatial backends, consistency, latency optimization, and correctness evaluation. The role requires deep distributed database or search infrastructure experience and strong proficiency in Go, Rust, or C++.