Software Engineer – Full-Stack .NET, Java, Python, React

Job not on LinkedIn

🔥 0 minutes ago

🇺🇸 United States – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 14%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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CompSci, LLC

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2014

💼 Consulting

📣 Marketing

🔌 API

Consulting • Marketing • API

CompSci, LLC is a Technology Product Development and Digital Transformation Services company that provides insights and strategies by simplifying industry jargon and pulling back the curtain on the “magic” of applied solutions. From consulting services to product development, we use our cross-industry expertise to assist our clients in a wide range of projects and use a custom touch to engineer solutions tailored around your specific needs.

📋 Description

• Design, build, and maintain backend services in C#/.NET, Java, and Python • Build front ends in React with TypeScript • Model data, write efficient SQL, and tune queries and schemas for SQL Server, PostgreSQL, or MySQL • Incrementally modernize legacy applications while keeping production stable • Build and consume REST APIs and third-party or partner integrations • Use AI coding tools and agents according to team standards and review their output • Write unit and integration tests and maintain green CI/CD pipelines • Deploy to and troubleshoot cloud environments, primarily AWS and sometimes Azure • Work directly with client stakeholders to clarify requirements, estimate work, and explain trade-offs • Review peer code and mentor less experienced engineers • Work on client engagements across healthcare, education, insurance, and SaaS, with potential movement between engagements

🎯 Requirements

• 5+ years of professional software development experience shipping production code • Production experience with modern .NET (6 or later) and working familiarity with .NET Framework • Production experience with Java, ideally Spring or Spring Boot • Ability to write Python services, scripts, and data tooling • Strong React and TypeScript skills, including state management and component design • Solid SQL and relational database design; production experience with SQL Server and/or PostgreSQL • Hands-on daily use of AI coding assistants and ability to evaluate their output • Automated testing experience, such as xUnit, JUnit, pytest, or Jest • Git-based CI/CD workflow experience • Clear communication in professional English with technical and non-technical people • Productive across .NET/C#, Java, Python, React, and relational databases; expert in at least two • Must overlap workday by at least 6 hours with Dallas, Texas, USA • Nice-to-have experience with legacy migrations, Next.js, Node.js, NestJS, AWS infrastructure as code, Docker, NoSQL, caching, regulated domains, LLM APIs, agent frameworks, RAG, technical leadership, SonarQube, or SAST scanners

🏖️ Benefits

• Standard benefits for full-time W-2 employment • Choice of full-time W-2 employment or 1099 contract arrangement • Opportunity to work across different clients, domains, and technology stacks • Room to move between client engagements • AI-assisted development standards and tooling • Path into technical leadership