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I am a Full Stack Engineer with 4.5 years of experience shipping production systems across enterprise payroll, government platforms, Web3, and AI automation. My core strengths are in React, TypeScript, Node.js, and AWS. I have hands-on production experience designing both deterministic workflows and AI-enabled systems that solve real business problems. I contributed to the launch of a cloud-native payroll platform serving 350,000+ users as part of a 50-person cross-functional team. I combine strong technical delivery with product thinking and a collaborative, team-first approach.…I am a Full Stack Engineer with 4.5 years of experience shipping production systems across enterprise payroll, government platforms, Web3, and AI automation. My core strengths are in React, TypeScript, Node.js, and AWS. I have hands-on production experience designing both deterministic workflows and AI-enabled systems that solve real business problems. I contributed to the launch of a cloud-native payroll platform serving 350,000+ users as part of a 50-person cross-functional team. I combine strong technical delivery with product thinking and a collaborative, team-first approach.

Sebastian Narloch

Full Stack Developer, Web Developer, Front-End Developer, +5

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I am a Full Stack Engineer with 4.5 years of experience shipping production systems across enterprise payroll, government platforms, Web3, and AI automation. My core strengths are in React, TypeScript, Node.js, and AWS. I have hands-on production experience designing both deterministic workflows and AI-enabled systems that solve real business problems. I contributed to the launch of a cloud-native payroll platform serving 350,000+ users as part of a 50-person cross-functional team. I combine strong technical delivery with product thinking and a collaborative, team-first approach.…I am a Full Stack Engineer with 4.5 years of experience shipping production systems across enterprise payroll, government platforms, Web3, and AI automation. My core strengths are in React, TypeScript, Node.js, and AWS. I have hands-on production experience designing both deterministic workflows and AI-enabled systems that solve real business problems. I contributed to the launch of a cloud-native payroll platform serving 350,000+ users as part of a 50-person cross-functional team. I combine strong technical delivery with product thinking and a collaborative, team-first approach.

Available to hire

I am a Full Stack Engineer with 4.5 years of experience shipping production systems across enterprise payroll, government platforms, Web3, and AI automation. My core strengths are in React, TypeScript, Node.js, and AWS. I have hands-on production experience designing both deterministic workflows and AI-enabled systems that solve real business problems.

I contributed to the launch of a cloud-native payroll platform serving 350,000+ users as part of a 50-person cross-functional team. I combine strong technical delivery with product thinking and a collaborative, team-first approach.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Founder and Lead Developer at Monad Studio

September 1, 2025 - Present

Founded AI automation consultancy delivering custom business process automation for Australian SMBs, combining agentic AI with full-stack engineering to eliminate manual workflows. Built and deployed production AI automation system for an electrical services company that reduced weekly admin from 4+ hours to near-zero and cut report generation time from 20 minutes to 30 seconds. Architected Telegram Mini App platform with role-based access control, enabling on-site mobile data entry with native app feel. Implemented AI-powered invoice generation using Claude API to extract, format, and validate timesheet data, catching overtime entries missed by existing systems.

Software Developer at WorkingMouse

June 1, 2025 - September 1, 2025

Developed analytics platform for Hitachi Construction Machinery using model-driven engineering and React; leveraged AI coding assistants extensively for rapid feature development in .NET, React, and TypeScript stack. Completed ISO 27001/ISO14001/ISO9001 certification training in a QAssure-certified environment on government and enterprise projects.

Full Stack Software Engineer at Aurion People and Payroll Solutions

November 1, 2023 - May 1, 2025

Contributed to production release of cloud-native payroll platform processing $30B+ annually for 350,000+ users across government, education, and private sectors. Led development of SuperStream file output feature ensuring ATO compliance. Co-led costing feature with one-off override functionality for complex payroll calculations. Designed and executed end-to-end tests using Playwright, achieving high code coverage through TDD practices with Jest. Conducted technical spikes to scope features into Agile tickets.

Full Stack and Blockchain Engineer at Labrys

November 1, 2021 - November 1, 2023

Delivered Web3 solutions for enterprise and startup clients across DeFi, NFTs, and blockchain infrastructure. Led development of React Native and Expo mobile application for a construction industry client. Architected AR experience using Three.js, React Three Fiber, and Blender. Designed and implemented REST APIs, MongoDB schemas, and Solidity smart contracts with focus on security and gas optimization. Mentored junior engineers on code quality, testing practices, and professional development.

Web Developer and Designer at NGU Real Estate

June 1, 2021 - November 1, 2021

Built a real estate leaderboard platform using React, Firebase, and REX API integration. Created WordPress sites with rapid turnaround.

Software Engineering Intern at Zonops

November 1, 2020 - February 1, 2021

Developed C# and .NET features in DevExpress XAF framework. Integrated SendGrid, Ontraport, and Chromium APIs.

Lead Developer & AI Engineer at Monad Studio

September 1, 2025 - Present

Freelance AI automation and software development for Australian SMBs. Designed and delivered a two-phase AI automation system for an electrical services company. Phase 1 built an invoice automation pipeline using Vercel AI Gateway to extract timesheet data, generate descriptions, and detect overtime discrepancies, reducing per-invoice processing from about 20 minutes to under 1 minute. Phase 2 expanded to automated test-and-tag scheduling, quote generation for failed inspections via Fergus API, and conditional email workflows requiring zero manual intervention. Normalised two years of historical data into PostgreSQL (sites, locations, boards, RCDs) with full CRUD in Supabase. Also developed Jarvis, a Telegram Mini App with role-based access control for on-site data entry.

Full Stack Software Engineer at Aurion People & Payroll

November 1, 2023 - May 1, 2025

Part of a 50-person cross-functional team that shipped v12, a multi-year cloud-native payroll platform migration to production. Led SuperStream file output feature (ATO compliance) and co-led costing feature with deep cross-module payroll dependencies. Built org chart prototype (React Flow, Dagre.js) reaching ~70% feature completion in a 2-day spike. Walkthrough recorded for CTO, shown to CEO, and presented at a company-wide dev meeting. Authored authentication protection report adopted as team reference. Resolved long-standing payslip issues with the Valkyrie team. Designed E2E test suites (Playwright) and unit tests (Jest) following TDD across critical payroll calculations. Over 20% of PRs approved with zero change requests.

Full Stack & Blockchain Engineer at Labrys

November 1, 2021 - November 1, 2023

Core engineer on Game Day Squad, a fantasy NFT sports platform for NRL/AFL that remains live in production with real users and sponsorship from the Sydney Roosters. Core engineer on GRT Wines (wine NFT marketplace). Solo developer on construction NFC app: React Native/Expo with on-chain check-in via Polygon smart contracts, Gas Station Network integration, Chrome extension, and web dashboard. Built AR/VR MVP with geo-fenced digital billboard rendering using Three.js and React Three Fiber. Mentored incoming developers and was an early adopter of AI tools (GPT-3).

Web Developer & Designer at NGU Real Estate

June 1, 2021 - November 1, 2021

Led development of a real estate leaderboard platform (React, Firebase) and created pixel-perfect WordPress brochure sites. Collaborated with designers to ensure pixel accuracy and performed IT duties including network troubleshooting and system documentation.