Vassily Vorobyov

Technical Lead (Consulting)

ISC Intelcall LLC

May 2024 - Present

Key Achievements:

• Restructured a 15-person engineering team by introducing clear roadmaps and agile practices, doubling feature delivery velocity within 6 months on the same budget.
• Authored and executed a technical strategy focused on microservices and IaC (Terraform), which improved system scalability and reduced maintenance overhead for the Izde.Online rental platform.
• Established backend engineering standards by implementing CI/CD (GitHub Actions), automated testing, and DevSecOps, cutting deployment failures and improving code quality.
• Championed and led the migration from native mobile/web stacks to Flutter, consolidating the team from 9 developers (5 mobile, 4 web) to 6, reducing payroll costs and simplifying development.
• Introduced a shared libraries initiative to reduce code duplication, enabling developers to build and ship features faster across multiple services..
• Set up an advanced end-to-end testing pipeline with backend containers in CI for frontend, and added a DevSecOps layer to backend CI/CD.

Project:

• Izde.Online - Platform for realtime renting deals

Data Software Engineer

EPAM

April 2024 - September 2025

Key Achievements:

• Developed and maintained large-scale ETL and ML pipelines for a enterprise client, processing high-volume data streams using Apache Spark, Kafka, and Databricks.
• Built and deployed data processing workflows on AWS infrastructure, using services like Glue, EMR, and MWAA, managed via Terraform.
• Created and exposed data models through APIs using FastAPI for consumption by downstream analytics teams and applications.
• Build RAG responses evaluation framework.
• Participated in designing security layer for RAG system.

Blockchain Solutions Architect

4irelabs

December 2021 - October 2022

An outsourcing software development company.

Key Achievements:

• Acted as the primary technical consultant during pre-sales, achieving a >50% conversion rate from consultation to signed contract, directly generating significant new business.
• Designed the complete system architecture for a white-label NFT marketplace, which became a core reusable product for the company, handling digital asset minting, trading, and user authentication.
• Architected a parametric insurance platform, defining the smart contract logic and off-chain infrastructure to automate policy execution based on external data triggers.

Projects:

• ParametricX: Marketplace for Insurance Policy Acquisition
• White-Label NFT Marketplace
• Celebrity NFT Marketplace Development for Charity

Lead Software Engineer

WTS

May 2019 - November 2021

Key Achievements:

• Led a team of 3 engineers in the end-to-end development of a [mention type of service, e.g., logistics management] platform, growing it from concept to 10,000 active users.
• Architected the backend using Django and Celery, running on a containerized environment with Docker and Kubernetes to ensure high availability.
• Implemented CI/CD pipelines using Terraform, automating testing and deployment processes which allowed the team to ship features weekly.
• Mentored junior engineers on the team, conducting code reviews and guiding them on best practices for backend development.

Lead Software Engineer

Power Group

May 2017 - April 2019

A well-known outsourcing software development company.

Key Achievements:

• Delivered backend services and promo websites for major enterprise clients including regional offices for Toyota and Mini.
• Developed a BTC/USD trading signal generator, building ML models to analyze market data from multiple exchanges.

Software Engineer

Namba

November 2016 - April 2017

An outsourcing software development company where I mainly worked on an ecommerce platform.

Key Achievements:

• Built an internal project tracking tool that was adopted across all teams, reducing project delays by an estimated 25% by improving visibility.
• Developed APIs for a large-scale e-commerce platform and contributed to the containerization of a service-oriented project using Docker.

Software Engineer

PurePro Kyrgyzstan

October 2014 - August 2016

An internal dashboard for members of an MLM company that made it easy to see their referral structure and income information.