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I’m a senior full-stack and backend developer based in Prince Edward Island, Canada, with 8+ years of experience building SaaS products, ecommerce systems, marketplaces, APIs, payment workflows, cloud infrastructure, and AI-enabled tools. My strongest stack is TypeScript, Node.js, React, Next.js, REST/WebSocket APIs, PostgreSQL, MongoDB, AWS, GCP, Docker, Kubernetes, CI/CD, and observability. I have led architecture and delivery across 10+ client engagements, coordinated teams, maintained Jira backlogs, planned releases, onboarded users, and supported post-launch improvements. I’m strongest on projects that need practical technical judgment: backend/API development, product architecture, integrations, AI-tooling, payment workflows, cloud deployment, and reliability improvements.…I’m a senior full-stack and backend developer based in Prince Edward Island, Canada, with 8+ years of experience building SaaS products, ecommerce systems, marketplaces, APIs, payment workflows, cloud infrastructure, and AI-enabled tools. My strongest stack is TypeScript, Node.js, React, Next.js, REST/WebSocket APIs, PostgreSQL, MongoDB, AWS, GCP, Docker, Kubernetes, CI/CD, and observability. I have led architecture and delivery across 10+ client engagements, coordinated teams, maintained Jira backlogs, planned releases, onboarded users, and supported post-launch improvements. I’m strongest on projects that need practical technical judgment: backend/API development, product architecture, integrations, AI-tooling, payment workflows, cloud deployment, and reliability improvements.

Rafael Aguirre

Back-End Developer, Full Stack Developer, Web Developer, +7

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I’m a senior full-stack and backend developer based in Prince Edward Island, Canada, with 8+ years of experience building SaaS products, ecommerce systems, marketplaces, APIs, payment workflows, cloud infrastructure, and AI-enabled tools. My strongest stack is TypeScript, Node.js, React, Next.js, REST/WebSocket APIs, PostgreSQL, MongoDB, AWS, GCP, Docker, Kubernetes, CI/CD, and observability. I have led architecture and delivery across 10+ client engagements, coordinated teams, maintained Jira backlogs, planned releases, onboarded users, and supported post-launch improvements. I’m strongest on projects that need practical technical judgment: backend/API development, product architecture, integrations, AI-tooling, payment workflows, cloud deployment, and reliability improvements.…I’m a senior full-stack and backend developer based in Prince Edward Island, Canada, with 8+ years of experience building SaaS products, ecommerce systems, marketplaces, APIs, payment workflows, cloud infrastructure, and AI-enabled tools. My strongest stack is TypeScript, Node.js, React, Next.js, REST/WebSocket APIs, PostgreSQL, MongoDB, AWS, GCP, Docker, Kubernetes, CI/CD, and observability. I have led architecture and delivery across 10+ client engagements, coordinated teams, maintained Jira backlogs, planned releases, onboarded users, and supported post-launch improvements. I’m strongest on projects that need practical technical judgment: backend/API development, product architecture, integrations, AI-tooling, payment workflows, cloud deployment, and reliability improvements.

Available to hire

I’m a senior full-stack and backend developer based in Prince Edward Island, Canada, with 8+ years of experience building SaaS products, ecommerce systems, marketplaces, APIs, payment workflows, cloud infrastructure, and AI-enabled tools.

My strongest stack is TypeScript, Node.js, React, Next.js, REST/WebSocket APIs, PostgreSQL, MongoDB, AWS, GCP, Docker, Kubernetes, CI/CD, and observability. I have led architecture and delivery across 10+ client engagements, coordinated teams, maintained Jira backlogs, planned releases, onboarded users, and supported post-launch improvements.

I’m strongest on projects that need practical technical judgment: backend/API development, product architecture, integrations, AI-tooling, payment workflows, cloud deployment, and reliability improvements.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Founder / Technical Lead / Senior Full-Stack Developer at EastCode Blockchain Labs

April 1, 2017 - Present

Led architecture and delivery for 10+ client engagements across SaaS, ecommerce, marketplace, backend, mobile, cloud, AI-enabled, and Web3 product systems. Designed and built TypeScript/Node.js backend services, REST/WebSocket APIs, data models, and integration workflows with PostgreSQL, MongoDB, and cloud infrastructure. Managed product delivery from discovery through release and post-launch improvements, maintaining backlogs, writing user stories and acceptance criteria, prioritizing features, planning sprints, and explaining technical tradeoffs to product and business stakeholders. Implemented reliability patterns including queues, retries, idempotency, rate limiting, and structured error handling across external-system workflows. Built and coordinated teams of up to 15 engineers, contractors, designers, and client stakeholders; supported hiring, onboarding, mentoring, code review, and architecture review. Developed secure AI/MCP integration infrastructure using a standalone Node/Fa

Infrastructure Specialist at ATMTA Inc.

January 1, 2021 - August 1, 2023

Managed production infrastructure supporting the Star Atlas marketplace and related platform services, including cloud infrastructure, CI/CD, secret management, containerized deployments, release readiness, and reliability improvements. Led infrastructure decisions for a major marketplace launch serving thousands of users per minute, then guided post-launch optimization to improve scalability, stability, reliability, and operational visibility. Assessed infrastructure needs for new products and services, performed scalability testing, and supported SRE-style production readiness.

Development Lead at Multichain Ventures

January 1, 2018 - December 1, 2020

Performed explicit Site Reliability Engineering duties, including defining and tracking SLOs, performance benchmarks, monitoring requirements, release readiness, reliability improvements, and Kubernetes-based deployment patterns. Led React Native wallet-feature delivery, including two-factor authentication, backend integration, frontend/backend coordination, and release readiness; created reusable internal tooling and npm packages.

Developer at Tokes Platform

June 1, 2017 - December 1, 2020

Developed a blockchain payment-processing gateway PoC using Node.js, Express, and React, including Auth0 authentication and integrations supporting financial and ecommerce workflows. Contributed to transaction-visibility tooling and integrated PrimeTrust, Pimcore, and SendGrid to improve product workflows and operational visibility.

Developer at Sigwo Technologies

July 1, 2017 - November 1, 2019

Built blockchain-backed prototypes and supporting infrastructure, including a Nxt-to-Waves cross-chain bridge, encrypted wallet-tied data framework, web chat prototype, and application deployments.

Fund Administration Associate at Invesco

October 1, 2012 - April 1, 2017

Supported operational workflows in a mutual-fund administration environment requiring accuracy, documentation discipline, timely handling, and consistency across regulated financial-services processes.

Founder /Technical Lead /Senior Full-Stack Developer at EastCode Blockchain Labs

April 1, 2017 - Present

Led architecture and delivery for 10+ client engagements across SaaS, ecommerce, marketplace, backend, mobile, cloud, AI-enabled, and Web3 product systems. Built TypeScript/Node.js backend services, REST APIs, data models, and maintainable service boundaries using PostgreSQL, MongoDB, Supabase, AWS, GCP, Docker, Kubernetes, Terraform, and CI/CD practices. Owned product delivery from stakeholder discovery through release and post-launch improvement, maintaining Jira backlogs, writing user stories and acceptance criteria, prioritizing features, planning sprints, and explaining technical tradeoffs in user and business terms. Built and coordinated workflows involving payments, wallets, identity/KYC-style flows, transaction visibility, email automation, ecommerce systems, admin/operator tooling, and third-party APIs. Applied reliability patterns including queues, retries, idempotency, schema validation, rate limiting, structured errors, SLOs, performance benchmarks, dashboards, and observab