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Resource Metrix

Resource Metrix

via LinkedIn

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CONTINGENT - Full-Stack Engineer SNR UAPI

Anywhere
Full-time
Posted 1/4/2026
Verified Source
Key Skills:
React
Node.js
API design
Microservices
Kubernetes
OAuth2/JWT
Observability tools (Datadog, Prometheus)
CI/CD

Compensation

Salary Range

$0K - 0K a year

Responsibilities

Lead API-first modernization for IRS UAPI, designing and implementing enterprise microservices and APIs with a focus on security, scalability, and observability.

Requirements

7+ years full-stack development experience with React/Angular, Node.js/Java/Python, microservices, containerization, API standards, and federal compliance knowledge.

Full Description

Benefits: • Bonus based on performance • Competitive salary • Paid time off Client Summary: Internal Revenue Service (IRS) — Unified Application Programming Interface (UAPI) Program. UAPI modernizes IRS data access with secure APIs integrating legacy systems, modern databases, and AI/ML workflows. Work is primarily remote with limited on-site needs in Lanham, MD; Washington, DC; Ogden, UT; and Farmers Branch, TX. Eligibility & Suitability: U.S. citizen or Lawful Permanent Resident (position risk level dependent). Must pass IRS contractor staff‑like access screening: RAC, fingerprints (USAccess), eAPP (as needed), tax compliance check, Selective Service (males born after 12/31/1959), Security Awareness Training/UNAX, and role‑based cybersecurity training. Work involves SBU/FTI and requires adherence to IRM 10.5/10.8, Publication 4812, encryption, incident reporting (CSIRC/TIGTA), and Section 508 documentation/support. Position Summary: (OPENINGS: 1) Lead API-first modernization for IRS UAPI: architect and deliver secure, scalable REST/GraphQL/gRPC services; enforce versioning and authentication standards (OAuth2/JWT); design microservices on Kubernetes/OpenShift; embed observability (Datadog/New Relic/Prometheus); partner with Data/AI squads to integrate legacy sources (MeF/CFOL/IDRS) and enable ALC workflows. Responsibilities: • Own end-to-end architecture/design for enterprise APIs and microservices • Define API standards (specs, versioning, auth, error budgets) and governance • Build React/Angular frontends and Node/Java/Python backends; automate tests • Implement CI/CD, containerization, and IaC; maintain traceability and ADRs • Establish synthetic monitoring and SLOs; drive weekly performance dashboards • Coordinate readiness reviews, Section 508 documentation, and operational handoffs Qualifications: • 7+ years full-stack engineering, including React/Angular and Node.js/Java/Python • Hands-on microservices with Docker/Kubernetes/OpenShift • API design with REST/GraphQL/gRPC; OAuth2/JWT; rate limiting; pagination • Observability: Datadog/New Relic/Prometheus; distributed tracing • CI/CD (GitHub Actions/Azure DevOps), automated testing (Jest/pytest/Postman) • Preferred: IRS/federal experience; FISMA/NIST 800-53, FedRAMP; Section 508 This is a remote position.

This job posting was last updated on 1/9/2026

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