Senior Full Stack Engineer

Luna Pr Io — United Arab Emirates · Posted ~1 hour ago

Senior

Skills

React TypeScript Vite Supabase PostgreSQL Deno Tailwind CSS API integration Software architecture OpenAI Gemini

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Summary ✨ AI‑Generated

A senior engineering position focused on building scalable full-stack applications, designing reliable architectures, integrating AI capabilities, and leading technical improvements while collaborating across teams.

Highlights

High-impact engineering role with ownership of end-to-end features, modern technologies, architecture responsibilities, and opportunities to mentor other engineers.

Description

Mission Own end-to-end features across the Niks React frontend and Supabase backend. You will ship high-impact modules such as client onboarding, AI content workspaces, and media intelligence dashboards while mentoring junior engineers. What You Will Do • Build and maintain features across React 18, TypeScript, Vite, and Supabase Edge Functions. • Design reusable UI components with Tailwind CSS, Radix UI, and shadcn/ui patterns. • Write secure RLS policies, PostgreSQL migrations, and Deno edge functions. • Integrate OpenAI and Gemini APIs into production content pipelines. • Lead code reviews, set frontend architecture standards, and unblock teammates. • Profile and optimize bundle size, query performance, and render cycles. • Architect prompt pipelines using OpenAI Responses API, GPT-5.6 family, and Gemini fallbacks. • Build structured output parsers, JSON schema validators, and retry/fallback logic. • Implement embedding-based retrieval, few-shot exemplar matching, and RAG grounding. • Evaluate model output quality, latency, and cost across content types. • Create guardrails against hallucination, bias, and off-brand output. • Collaborate with product on new AI features and human-in-the-loop workflows. Requirements • 5+ years shipping production web applications. • Deep expertise in React, TypeScript, and modern state management (TanStack Query, Zustand). • Experience with PostgreSQL, Supabase, or equivalent BaaS platforms. • Comfortable owning features from Figma to deployment. • Strong understanding of authentication, RLS, and multi-tenant data security. • Deep experience with OpenAI and/or Gemini APIs, embeddings, and fine-tuning concepts. • Strong TypeScript/Python skills and comfort with prompt engineering. • Track record of shipping AI features with measurable quality improvements. • Understanding of retrieval systems, vector stores, and evaluation frameworks. Nice to Have • Experience with AI/LLM integrations and prompt engineering. • Background in PR, media, or marketing technology. • Contributions to open-source frontend or backend tooling. • Background in NLP, journalism, or PR/comms workflows. • Experience with evaluation tools such as LangSmith, Weights & Biases, or custom evals. • Knowledge of multi-modal models and slide/PPTX generation.