Staff Software Engineer at Aquanow

Architected and deployed a multi-tenant B2B exchange using Node.js, TypeScript, and React.js; enabled secure crypto-currency transactions and reduced manual asset management overhead by ~20%. Implemented an Event-Sourcing/DDD approach with EventStoreDB and GraphQL to ensure data consistency across ledgers. Built wallet transfer and deposit workflows on AWS/Kubernetes, reducing processing latency. Used AI-assisted development to accelerate prototyping and debugging.

Solution Architect at Kudos Inc

Led migration from legacy monolith to Event-Driven Architecture using Node.js, TypeScript, and RabbitMQ; uptime improved from 95% to 99.9%. Decoupled components with PostgreSQL under DDD, reducing outages and saving 20+ hours weekly. Established design patterns (CQRS, Outbox) with GraphQL/REST, boosting feature delivery by 25%. Created a reusable microservice template with Docker/Kubernetes to halve onboarding time.

Lead Software Engineer at Elastic Path

Led decomposition of legacy commerce monolith into Java and Golang microservices; improved platform stability. Redefined the platform with Node.js and MongoDB for multi-store seller stores; launched Account Management microservice using RabbitMQ and PostgreSQL, reducing account errors by 20%. Mentored a remote team, improving CI/CD via Jenkins and Docker; increased test coverage by 15% and reduced deployment rollback rates.

Lead Software Engineer at App Annie

Led a cross-functional team of 12 Front-End (React.js, TypeScript) and Back-End (Python, PostgreSQL) engineers across regions to deliver releases on schedule. Architected scalable features with React.js, Python, Redis, and PostgreSQL; improved user retention by 10%. Assessed AWS deployments to reduce feature creep by 15%. Championed Jest tests via Jenkins; increased automated test coverage and cut QA cycle times by 20%.

Lead Software Engineer at Realtor.com

Led architecture and design to modernize systems; built Node.js microservice pipelines and MongoDB/Redis interactions to reduce API latency. Served as Scrum Master for scalable REST APIs; increased team velocity by 15% over two quarters. Directed story-mapping and technical requirements gathering, reducing cross-team dependency delays by 25%.

Senior Software Engineer at Realtor.com

Migrated on-premise data center services to AWS with zero downtime using Splunk monitoring; reduced hosting costs by 15% annually. Delivered scalable Node.js APIs; improved UI with React. Drove full-stack features using Node.js, React, and Redis; focused on performance and reliability.

Research Assistant at Western University

Designed and developed an automated text mining and semantic web system using RegEx; parsed two years of Wikipedia discussions with 95% accuracy and published results in an academic journal.

Software Engineer at Pinheads Interactive

Built and mentored three teams across mobile, web, and gaming divisions; delivered 10+ client projects using Agile on time and under budget. Directed long-term resource planning to boost efficiency and productivity.

Senior Software Developer at Pinheads Interactive

Designed, developed, refactored, and tested full-cycle software using C#, Java, PHP and MySQL.