Senior Principal Full-Stack Engineer

Senior/ Principal Full-Stack Engineer (B2C Anti-Cheat POC) ### Node.js / React ### Remote | Full-Time ### About the Role We are building a B2C Anti-Cheat product surface that exposes integrity signals, trust scores, and suspicious behavior indicators to end users. This role is focused on execution — building the first production-grade POC that turns anti-cheat outputs into real, user-facing product experiences. You will work closely with the Data / Anti-cheat team and integrate detection outputs into scalable backend services and intuitive frontend dashboards. This is a hands-on role with direct impact on product delivery. ### What You’ll Do 1️⃣ Build the Anti-Cheat Application Layer (POC First) Develop backend services (Node.js) to consume integrity signals from data systems Design APIs that serve trust score, risk indicators, and evaluation results Build real-time and batch processing flows for B2C hand evaluation Ensure reliability and clean data boundaries ### 2️⃣ Deliver B2C Product Surfaces (React) Player integrity dashboard ### Trust score visualization ### “Why this score?” explanation UI Suspicious signal indicators Evaluation result page Focus: clarity, transparency, and product usability. 3️⃣ Integrate with Data / Anti-Cheat Systems ### Work with data engineers & ML teams Integrate model outputs into serving layer Handle ingestion, validation, deduplication ### Maintain version control and logging ### 4️⃣ Prepare for Core Integration Build architecture that can later integrate into QuintAce core Ensure modular, scalable service boundaries ### Support future multi-platform extension ### What We’re Looking For ### Required 5+ years full-stack engineering experience ### Strong Node.js backend development ### Strong React / frontend architecture Experience working with data-heavy systems Experience building APIs and dashboards Comfortable working in ambiguous 0→1 environments Strong ownership mindset ### Preferred Trust & safety / fraud / risk product exposure experience ### Gaming or fintech background Experience working with ML-driven systems ### Why This Role Matters This is the first version of a product that makes anti-cheat transparent to players. ### You’re not building detection models — you’re building the product layer that makes integrity visible, understandable, and actionable. POC → Core Product → Platform Integration. Originally posted on [Himalayas](https://himalayas.app)