Private assistants that answer from your documents, product data, or workflows.
Next.js / Vercel AI SDK / pgvector / Qdrant
Services
I focus on things that ship: working interfaces, reliable APIs, useful AI, and test coverage for flows that matter.
Private assistants that answer from your documents, product data, or workflows.
Next.js / Vercel AI SDK / pgvector / Qdrant
Dashboards, APIs, admin panels, and MVPs with a production-ready path.
React / Next.js / FastAPI / NestJS / PostgreSQL
E2E coverage for critical flows, regression suites, and product quality checks.
Playwright / Cypress / TypeScript / CI
Fast fixes for broken UI, slow pages, hydration issues, and unstable flows.
Next.js / React / Profiling / Web vitals
Experience
Full Stack & AI Developer with a QA Automation background, building production workflows at the intersection of web apps, AI agents, and reliable delivery.
I build web products and applied AI features at Aipraxia, combining frontend, backend, agent workflows, and automation with a strong quality baseline.
Strengths
Web products
92%
Applied AI
88%
QA automation
96%
Stack
Technology loop
16 tools
React, Next.js, Tailwind CSS, Framer Motion
Node.js, NestJS, Python, FastAPI
LangGraph, RAG, Vercel AI SDK
Cypress, Playwright, E2E Automation
Selected case studies
8 projects
2025
Case 01
WhatsApp assistant connected to a bus company backend for support, routes, RAG answers, policies, and human handoff.
Problem
Customers needed answers without waiting for a human operator.
Solution
Built an agent flow with retrieval, route context, policy handling, and escalation.
Impact
Faster support coverage with a path to real operations.
2025
Case 02
Low-latency voice agent for collections with auditable conversations and policy-aware responses.
Problem
Collections calls needed consistency, speed, and traceability.
Solution
Implemented a real-time voice workflow with LiveKit, FastAPI, LangGraph, and React.
Impact
Reduced manual friction and made conversations easier to audit.
2026
Case 03
Authenticated RAG assistant for business documents with private PDF uploads and cited chat answers.
Problem
Teams needed to ask questions over private documents without losing source traceability.
Solution
Built document ingestion, background parsing, pgvector retrieval, auth, and cited chat.
Impact
Turns static documents into a searchable internal assistant.
Demo access
2025
Case 04
CV builder with form, YAML, live preview, and exports to PDF, HTML, PNG, Typst, and Markdown.
Problem
CV editing usually breaks formatting or locks users into one export format.
Solution
Created a structured editor around RenderCV with multiple views and export targets.
Impact
Makes professional CV iteration faster and less fragile.
2025
Case 05
Open-source MVP for bulk WhatsApp campaigns with Excel upload and a background queue.
Problem
Bulk messaging workflows needed a safer MVP than manual spreadsheet handling.
Solution
Built upload, queueing, campaign processing, and Evolution API integration.
Impact
Creates a repeatable campaign workflow with clearer operations.
More systems
React / Next.js / NestJS
React / TypeScript / Tailwind CSS
React / TypeScript / Tailwind CSS
Available for
Freelance express
Remote part-time contracts
MVP development
AI automation
QA E2E
Contact
Send me a short brief and I will reply with the fastest useful next step.