Principal Full Stack Developer with React

๐Ÿข Teramind ยท all Teramind jobs
๐Ÿ“ Croatia
๐Ÿ“… Posted 2026-08-08 ยท via Himalayas
๐Ÿท Principal-Full-Stack-Engineer,Fullstack-Development,Frontend-Development,Backend-Development,Principal-React-Developer,Principal-Fullstack-Software-Engineer,Senior-Full-Stack-Developer-(React-Node.Js),Senior-Full-Stack-Engineer-(React-Node.Js),Principal-Frontend-Engineer-React,Software-Engineer
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What this role really is

Not another senior developer role. We're hiring a Principal Full-Stack Engineer โ€” someone who writes excellent code and owns outcomes: leads projects end-to-end, sets technical direction, and helps other engineers get better.

Your PRs, your design docs, and the way you run a project become the standard others follow.

What you'll do

Lead and own

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Lead complex projects from problem definition through architecture, delivery, and post-release monitoring โ€” we trust you to make the calls

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Set technical standards: API contracts, data models, multi-tenant boundaries, performance targets, migration plans

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Shape how we plan, review, test, release, and respond to incidents โ€” improve the process, don't just follow it

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Grow engineers through code review, pairing, design feedback, 1:1, and clear expectations. Help us hire

Build and ship

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Full-stack features across React frontends, NestJS/GraphQL backend, PostgreSQL/ClickHouse data layers

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Fast UIs that stay responsive under real-time data load; dashboards that turn complex behavioral data into clear signals

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Secure integrations โ€” BI engine, ML prediction engine, LLMs, billing, SSO, third-party APIs โ€” with strict auth and tenant isolation

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Investigate production issues and lead incident response across NextGen and legacy systems

The technical challenges

Real problems on a security-sensitive platform:

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Multi-tenant SaaS and on-prem โ€” one codebase, cloud and air-gapped enterprise installations

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Real-time, high-volume behavioral data โ€” event streams and time-series analytics in interactive dashboards that stay fast under load

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Secure AI/ML integrations โ€” LLM- and ML-powered features on sensitive user-behavior data, where tenant isolation and data handling can't leak

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Modernizing at scale โ€” evolving NextGen while keeping legacy healthy and safely bridging the two

Our stack

Frontend: React 18 + TypeScript, TanStack Router, Apollo/GraphQL, Tailwind, AG Grid Enterprise, d3, Plotly, Vite, Vitest, Cypress, Playwright

Backend: NestJS 10 on Node, GraphQL (Apollo), PostgreSQL + Knex, Redis + BullMQ, WebSockets, JWT/Passport/SAML SSO, OpenTelemetry, Sentry, New Relic, Nx monorepo, pnpm

Platform: Docker, Ansible, TeamCity CI/CD, on-prem packaging pipelines

You don't need every item. You do need the depth to pick up unfamiliar parts fast and own them.

Who you are

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10+ years full-stack, including 4+ years with React

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Strong backend: NestJS/Express, GraphQL, PostgreSQL, Docker, Node

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System design judgment โ€” CQRS, event sourcing, distributed systems, multi-tenancy โ€” and the taste to know when not to over-engineer

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Have led both projects and people: owned delivery, run reviews, set standards, grown engineers

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Take real ownership of quality, security, and reliability โ€” not just your tickets

- Clear written and spoken English

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Work well fully remote with little supervision

Bonus

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Real-time visualizations or analytics dashboards (d3, AG Grid, Plotly)

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Behavioral data, event streams, or time-series analysis

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ML- or LLM-powered features in production

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Shipped on-prem/self-hosted to enterprise, not just SaaS

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DevOps/CI-CD depth (Docker, Ansible, release pipelines)

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Tech lead or engineering management experience

About us

At Teramind , we're building a predictive, AI-driven approach to protecting organizations' people, data, and operations. Global leader in user behavior analytics, insider risk management, and workforce intelligence.

Remote since 2014 โ€” not a pandemic pivot. Open, low-bureaucracy, high-trust. You make real decisions and are measured by impact.

Open to hiring in almost every country โ€” apply even if yours isn't listed.

Benefits

- Competitive compensation

- Flexible paid time off

- Laptop reimbursement

- Ongoing training and career growth

- Open tech stack โ€” real room to learn

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Complex problems and active feature work, not just refactoring

Hiring proce

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