Bolu AjayiFull Stack Engineer
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AllWork(22)

Distributed systems, production platforms, developer tools, AI engineering, published packages and the products around them. Private client and employer work is described; only the source stays closed. 15 diagrams across 6 systems ↗

22 results

01SmartSustain↗Platform · privateAn Innovate UK funded planning platform used across five West Yorkshire councils: geospatial pipelines, site search, a deterministic scoring engine and an AI agent, from database to map.
02FlyPJX↗Platform · privateA private-jet booking platform at a regulated aviation company: a booking state machine, idempotent Stripe payments, instalment plans, audit logging and the React booking flow on top.
03Fetch↗Distributed SystemsA polyglot microservices food delivery platform — Python/FastAPI and Node.js/TypeScript services side by side — built to solve distributed-systems problems properly: distributed transactions, exactly-once effects over at-least-once delivery, and failure isolation that does not cascade.
04Wevna↗Developer ToolA local-first runtime dashboard for Node.js and Python backends, published as @wevna/sdk: every HTTP request, SQL query, Redis command and log line, correlated back into the request that caused it.
05Auqli Server↗Platform · privateBackend services for a social live-shopping marketplace — auth, sellers, orders, payments, logistics, and the real-time layer behind livestreams, live bidding and chat.
06Materia↗AI EngineeringAn AI agent that finds the errors in financial spreadsheets that actually change a decision — 100% precision at 93% recall on a 12-workbook test set.
07TD Agent↗AI EngineeringA Python LLM-based technical-debt analyser, scored in the same unit as SonarQube so the two are directly comparable — the empirical core of an MSc dissertation, benchmarked across ten repositories.
08Villaja↗Platform · screensAn e-commerce marketplace shipped across web and mobile, with published apps on both the App Store and Google Play.
09NaijaNest AI↗AI EngineeringAn AI-powered Nigerian real estate intelligence platform, built so the model reasons over live market data instead of hallucinating prices.
10Javeln↗Platform · privateA services marketplace built end to end: a 23-module TypeScript backend with an agentic AI assistant, plus web, admin and React Native clients.
11Skulbee↗Platform · privateA school management platform — academic sessions, timetables, class and subject assignment, student records and lesson notes — delivered ticket by ticket through review.
12Atletix Microservices↗Distributed SystemsA fitness platform decomposed into five independently deployable TypeScript services: auth, user, workout, payment and notification.
13cloudstorage-py↗SDKA Python SDK giving one consistent storage interface across AWS S3, Google Cloud Storage and Cloudflare R2 — swap providers by changing a single string.
14envy↗Developer ToolA near-zero-dependency CLI that turns .env files from tribal knowledge into a schema a team can validate, audit and generate types from.
15serpcraft↗Developer ToolA typed TypeScript CLI and library that scrapes and parses Google, Bing and DuckDuckGo into clean structured JSON.
16Auqli Nexus↗AI EngineeringAn open AI tool suite for online sellers: bulk catalogue conversion with automatic category mapping, plus AI copywriting and product discovery.
17ARM CPU Emulator↗SystemsAn ARM processor implemented in software in C — fetching, decoding and executing real machine code, with a disassembler on the side.
18Realtime Chat (Go)↗WebA real-time chat API written in Go with the Gin framework, covering auth, conversations and live messaging.
19Habit Flow API↗Web · privateA habit-tracking REST API with streak calculation and break-prediction alerting.
20Early Office↗Web · screensA workplace productivity web application.
21Finance API↗WebA Node.js REST API backing a personal finance mobile app.
22Black Copper↗Web · private · screensWeb and mobile frontends for a consumer lending product — application, disbursement and repayment flows.