Portfolio
RIEL JOSEPH BULAYBULAY
SOFTWARE ENGINEER
About Me
Software Engineer with 7+ years building and operating production systems across Web3, fintech, and SaaS. Shipped full-stack web applications for startups and established companies, with deep hands-on experience in Linux, server administration, and DevOps from years of daily-driving Arch Linux. Specializes in TypeScript, React, Node.js, Docker, and cloud infrastructure (AWS, GCP), with proven results leading migrations, building CI/CD pipelines, and optimizing system performance.
Education
Bachelor of Science in Computer Engineering (2022)
Mindanao State University – Iligan Institute of Technology A.Bonifacio Street, Tibanga High-way Iligan City, Philippines (9200)
Experience
Cashflowy (Remote) (Jan, 2026 - Jun, 2026)
Full-stack Software Engineer
Built and maintained React/TypeScript and Django/Python systems for a financial platform covering transactions, invoicing, bank connectivity, and reporting.
Improved core query performance by 40-66% through bulk-fetching strategies and removal of expensive UNION queries.
Cut Docker builds from 28 minutes to 2.5 minutes, reduced build context by 93% and image size by 29%, and added health-checked GCP deployments with automatic rollback.
Integrated Plaid and Stripe, then generated type-safe TypeScript SDKs and React Query hooks from Django REST Framework's OpenAPI schema.
Tailor.video (Remote, Part-time) (Oct, 2025 - Apr, 2026)
Full-stack Software Engineer
Built AI-assisted campaign creation, persistent chat history, landing-page and dataset workflows, account and campaign analytics, Zapier integration, and password-protected share portals.
Migrated the application from Remix to React Router 7 on Cloudflare Workers and replaced Neon WebSocket access with Hyperdrive pooling. Cloudflare's uncached-workload benchmark indicates an estimated 50-60% reduction in database connection and query latency.
Established 4 deployment pipelines across web and worker services for staging and production.
Replaced Stack Auth with Better Auth, implementing 4 organization roles, Google and Microsoft OAuth, Stripe billing, audited staff impersonation, and 37 authentication and authorization tests.
Soulbound Inc. (Remote) (Nov, 2024 - Jan, 2026)
Full-stack Software Engineer
Built frontend and backend systems for a Web3 streaming platform with on-chain tipping, prediction markets, token-gated features, smart contracts, and distributed node infrastructure.
Led 3 engineers through dependency upgrades, codebase restructuring, code reviews, and delivery of platform features.
Evaluated and prototyped Web3 protocols for product integration, weighing implementation risk against user value.
Keyring Network (Remote, Contract) (Jun, 2024 - Nov, 2024)
Frontend Engineer
Refactored the Rule Builder workflow so compliance teams could create granular admission policies through a clearer multi-stage interface.
Implemented lightweight micro-interactions and responsive layout fixes across long compliance forms without adding heavy animation dependencies.
Jeeters (Remote, Contract) (Jun, 2024 - Nov, 2024)
Blockchain Engineer
Launched a Solana token-tracking Telegram bot serving hundreds of active users with real-time balances, transactions, and profit/loss monitoring.
Implemented automated trade execution across DEXs and centralized exchanges directly from Telegram.
Unified Jupiter, Orca, Raydium, and centralized exchange integrations behind one trading interface.
Token Metrics (Remote) (Jul, 2023 - Feb, 2024)
Software Engineer
Owned an automated crypto asset-allocation product from architecture and frontend through backend and deployment.
Migrated a legacy Angular application to Next.js and improved measured application load speed by approximately 3x in before-and-after tests.
Built GitHub Actions deployment pipelines and optimized database models and backend queries to reduce transaction cost and retrieval overhead.
Atlantis World (Remote) (Jul, 2022 - Jul, 2023)
Blockchain Developer
Built Web3 integrations for a browser-based social platform spanning gaming, education, and social features.
Worked across React, web3.js, ethers.js, Ethereum smart contracts, and Solidity.
Otterdev (Remote) (Jun, 2021 - Jul, 2022)
Full-stack Software Engineer
Led delivery of 4 client projects from architecture through deployment using React, Next.js, NestJS, Prisma, and AWS.
Mentored 3 junior engineers through code reviews and pair-programming sessions.
Built KYC platforms and token-issuance contracts using Solidity and ethers.js.
AAHCS (Remote, Contract) (Nov, 2020 - Feb, 2022)
Full-stack Software Engineer
Architected a serverless application using Vue.js, Quasar, Node.js, Express, GraphQL, AWS Lambda, and DynamoDB.
Designed DynamoDB access patterns around product workflows to control query cost and latency.
Dashwerq (Remote) (Nov, 2019 - Apr, 2021)
Full-stack Software Engineer
Delivered product features from requirements through deployment using Python, GraphQL, and Vue.js.
Built live updates, notifications, and data-export workflows, and managed Docker, nginx, and Redis infrastructure.
MSU-IIT Robotics Laboratory (Jun, 2019 - Aug, 2019)
Intern Trainee
Developed TurtleBot3 software using the Robot Operating System with C/C++ and Python.
Delivered introductory robotics and ROS lectures to laboratory peers.
Certificates and Awards
Impact Hackathon - Dashwerq
2019
Participated as a developer member of dashwerq in the first Impact2050 Program National Hackathon, and placed on the top 15 of the Impact2050 Hackathon nationals.
Huawei Certification - Routing & Switching
2019
Certified by Huawei Technologies Co. Ltd. as a Routing & Switching Associate.
ICPep Programming Competition Contender
2018
City Contender for the regional ICPep programming competition, Place 3rd on the said event.
Side Projects
Open Source Contributions
Contributed a feature to Viem (wevm/viem), a widely-used TypeScript blockchain library — added value parameter support to the deployContract function with full test coverage. (Merged)
Contributed bug fixes and documentation improvements to Cloudflare's workers-sdk and cloudflare-docs repositories.
🌿 pi-git-worktrees - Parallel AI Agent Sessions
A Pi coding agent extension that spawns multiple AI agents in isolated git worktrees, orchestrated from a single tmux session with live status widgets, floating popups, and heartbeat monitoring.
Built with TypeScript. Features fan-out/wait/gather orchestration, interactive TUI panel, and file-based heartbeat detection for real-time busy/idle state across all agents.
🖼️ pi-image-preview - Inline Terminal Image Previews
A Pi coding agent extension that renders inline image thumbnails above the editor using the kitty graphics protocol with full tmux support via Unicode placeholder characters.
Built with TypeScript. Supports paste-to-preview, horizontal gallery layout, auto-cleanup, WASM-based resizing, and screenshot tool integration.
🌙 Nyx - Tailwind CSS Formatter & Linter
A CLI tool that canonicalizes non-standard Tailwind CSS class names and automatically sorts classes according to Tailwind's official class ordering convention.
Built with TypeScript, @tailwindcss/oxide, PostCSS, and LightningCSS. Supports 24+ file formats including HTML, JSX, TSX, Vue, Svelte, and more.
🔎 ts-sql.nvim - SQL Support for TypeScript in Neovim
A Neovim plugin that adds SQL syntax highlighting and formatting to template strings in TypeScript/JavaScript files using TreeSitter injection queries.
Built with Lua and TreeSitter. Supports smart placeholder handling for template interpolations, auto-format on save, and multiple SQL dialects.
🗄️ sqlc-gen-typescript - Bun Plugin for sqlc
A WASM-based sqlc plugin that generates fully-typed TypeScript code from SQL queries with Bun-native SQL driver support. Eliminates manual database access code while maintaining strict type safety.
Supports PostgreSQL, MySQL, and SQLite via multiple drivers (pg, postgres, mysql2, better-sqlite3, bun). Built with TypeScript, Protobuf, esbuild, and Javy.
Technical Skills
Programming Languages
TypeScript
JavaScript
Python
Golang
Lua
Bash
Solidity
Linux, Servers & DevOps
Linux (Arch)
Bash / Shell scripting
Server administration
Nginx
systemd
Self-hosting
Docker
Docker Compose
CI/CD
GitHub Actions
Terraform
AWS
GCP
Fly.io
Serverless
Frontend
React
Next.js
Tailwind CSS
Shadcn UI
Framer Motion
Vite
Backend & Databases
Node.js
Express
NestJS
Django
GraphQL
REST APIs
PostgreSQL
MongoDB
DynamoDB
Redis
Blockchain
Ethereum
Solana
Hyperliquid
Foundry
Hardhat
Viem
Wagmi
Web3.js
Ethers.js
Smart Contracts