Vladimir Vorobiev

Senior / Lead Full-Stack Developer

Talent

Toronto, ON, CanadaMember since May 23, 2026

C#TypeScriptJavaScriptT-SQLVB.NETReact.jsNext.jsRedux ToolkitRedux SagaRTK QueryMaterial-UIViteHTML/CSSNode.jsNestJSExpress.jsASP.NET MVC.NET CoreREST APIsGraphQLMicroservicesPostgreSQLMS SQL ServerMySQLMongoDBRedisAzureDockerTerraformJenkins

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C#TypeScriptJavaScriptT-SQLVB.NET

About

Senior Full-Stack Engineer with 20+ years of experience designing and delivering enterprise SaaS platforms, scalable web applications, and cloud-native systems across .NET and modern JavaScript ecosystems. Expertise includes React, TypeScript, Node.js, NestJS, .NET, Azure, MongoDB, and enterprise API design, with a strong focus on system scalability, reliability, observability, and long-term maintainability. Proven track record leading modernization initiatives, improving platform performance, reducing technical debt, and delivering high-impact solutions in regulated enterprise environments.

Experienced mentoring engineers, leading code reviews, and collaborating cross-functionally with product and business stakeholders to deliver scalable, production-grade systems.

Experience

Senior Full-Stack Developer at uRDY SYS - Software Delivery Consultancy (2023-11 – 2025-12)

Architected and delivered a full-stack tools-management platform using React.js, TypeScript, Node.js, NestJS, and MongoDB, supporting scalable production workloads and automated operational workflows.
Developed a modern React.js frontend using Redux Toolkit, Redux Saga, Vite, and Material-UI with reusable component architecture and centralized asynchronous state management.
Built real-time monitoring dashboards displaying active sessions, error statistics, and operational analytics with automated refresh workflows and observability tooling.
Designed secure REST APIs using NestJS and TypeScript with JWT authentication, refresh token rotation, request validation, and rate limiting.
Optimized backend performance using MongoDB indexing strategies and Redis caching, reducing high-frequency API response times by 40%.
Established structured logging, centralized error handling, and production monitoring workflows using Winston, improving operational diagnostics and platform reliability.
Leveraged AI-assisted development workflows using Codex CLI, Cline, GPT, Claude, and Gemini for code generation, debugging, refactoring, and accelerated feature delivery.
Achieved 95%+ automated test coverage using Jest across frontend and backend services and containerized the platform with Docker for consistent deployments.

Senior Full-Stack Developer at INTELEX, EHSQ & ESG Management Software (2014-03 – 2023-09)

Led modernization initiatives across enterprise EHSQ and ESG B2B SaaS platforms serving large regulated clients in multi-tenant environment.
Integrated authentication and authorization using OAuth2, SSO, and JWT technologies.
Designed and implemented RESTful APIs and third-party integrations for cloud-based platforms.
Designed and implemented AI-powered permit management workflows, reducing manual processing effort and improving operational efficiency.
Designed platform observability tooling enabling customers to identify slow and failing BI reports, improving system transparency and support responsiveness.
Reduced technical debt through platform refactoring, testing improvements, and engineering standardization initiatives.
Led code reviews and mentored engineers across multiple teams, improving code quality and development consistency.
Collaborated directly with product managers and business stakeholders to translate complex operational requirements into scalable technical solutions.

Senior Software Developer at Bizquest Inc (2013-10 – 2014-03)

Designed and implemented a custom MLS web application supporting real estate broker operations and listing management.
Built backend services and database architecture compliant with Toronto Regional Real Estate Board (TRREB) technical requirements.
Improved large-scale MLS data ingestion and synchronization performance through optimized backend processing.

Senior Developer at iView Systems (2011-09 – 2013-10)

Developed real-time dispatch and incident management systems supporting enterprise security operations.
Automated large-scale data matching workflows, reducing manual processing and improving operational accuracy.
Delivered reporting dashboards and operational visibility tools supporting business decision-making.

Senior Software Developer at MI9 Business Intelligence Systems (2003-06 – 2011-09)

Developed ERP, reporting, and business intelligence systems for enterprise retail and merchant operations.
Designed reporting and data integration modules supporting large-scale production environments.