Zackary Devove

Executed end-to-end feature delivery and maintenance within an Angular/Node.js architecture in close collaboration with Design and SRE teams

Eliminated 90% of queue job failures and achieved an 80% payload size reduction for document generation by refactoring data processing logic

Engineered a scalable Cron pipeline for automated template delivery to 40+ clients, utilizing AWS S3 for multi-tenant synchronization

Co-developed an Offline-First PWA (1,000+ daily users) with Angular/Node.js, implementing complex synchronization logic and ensure responsive design by adapting Design System components to mobile devices via Storybook

Maintained code quality and software stability by sustaining 80% test coverage using Jest, Vitest, Supertest, and Cypress

Developed core product features and proactively resolved incidents within the Angular/Node.js stack

Significantly reduced technical debt by 80% by independently prioritizing and resolving backlog of legacy bugs

Implemented foundational PWA features, deployed in beta-test to 50+ professional users

Standardized software quality by achieving 80% test coverage with Jest, Vitest, Supertest, and Cypress

Architected a financial asset tracking application with instant portfolio rebalancing and PnL calculation

Automated data aggregation from 20,000+ financial institutions by integrating the Plaid API for asset synchronization

Engineered a daily Cron job for snapshotting logic to ensure 100% historical graph accuracy and state integrity

Implemented high-security JWT authentication with HTTP-only token rotation, email confirmation, 2FA, and OAuth

Optimized API response times by 90% by implementing a strategic caching solution using Redis

Designed a secure production architecture using AWS services: EC2, API Gateway, RDS, S3, ElastiCache, IAM, and VPC

Streamlined development via Docker and automated quality checks using GitHub Actions CI/CD

Guaranteed service quality by maintaining 80% test coverage using Jest, Supertest, and Playwright

Collaborated on a 5-person team to design and build a Pong-inspired multiplayer engine

Developed low-latency game state synchronization and real-time chat using Socket.io for 50+ concurrent connections

Engineered the custom ELO/ranking and matchmaking system logic to ensure fair player pairing

Designed and implemented 3D game rendering using Three.js for an immersive user experience

Implemented secure authentication using JWT, 2FA, OAuth, and email confirmation

Ensured code quality by integrating GitHub Actions CI/CD pipeline to validate test runs and sustain 80% test coverage