Senior Software Engineer – Full Stack, Java/React

🔥 4 minutes ago

🇺🇸 United States – Remote

💵 $135k - $150k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 0%

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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Ad Hoc LLC

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 2014

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

Ad Hoc LLC is a technology consulting firm that modernizes digital government services through human-centered design, platform and mobile development, and systems transformation. The company specializes in data interoperability, API infrastructure, DevOps and cybersecurity practices, and AI-driven/agentic automation to help federal, state, and local agencies scale services, reduce costs, and improve user experiences. Notable work includes large-scale Medicare enrollment processing, the VA Health and Benefits mobile app, and enabling access to billions of health claims via modern APIs.

📋 Description

• Serve as a highly independent contributor capable of figuring out complex systems and problems with minimal guidance • Proactively discern requirements and functionality from stakeholders, partners, and existing codebases when documentation is lacking • Modernize and navigate legacy applications, especially older Java-based, JSP-templated monolithic MVP systems • Own application code contributions, primarily handling Java backend work • Maintain a high-level understanding of adjacent technical areas and ecosystems to coordinate integrations • Diagnose and resolve system issues, reduce technical debt, and improve reliability • Mentor and assist junior engineers • Communicate technical issues and developments with team members and clients • Participate in technical interviews • Propose and evaluate multiple approaches to technical and process problems • Present design documents and system diagrams to clients, stakeholders, partners, and engineers • Support scope, schedule, and delivery requirements with minimal leadership oversight

🎯 Requirements

• Bachelor’s degree and 7+ years of engineering experience • Relevant years of experience may be substituted for education • Expert-level knowledge and hands-on experience in backend engineering, specifically with Java • Proven track record of working independently to decipher complex legacy systems, such as JSP-templated monoliths, and solve undocumented problems • Strong ability to proactively gather and define requirements in environments with limited initial guidance • Experience with frontend development using React and JavaScript to assist cross-functional team needs when necessary

🏖️ Benefits

• Company-subsidized health, dental, and vision insurance • Flexible PTO • 401K with employer match • Paid parental leave after one year of service • Employee Assistance Program