Max Kovalenko | Full Stack Software Engineer - React, Golang & Node.js

Senior Full Stack Engineer with 10+ years of experience building scalable SaaS and enterprise solutions using React, Node.js, and Golang. Co-founded a venture-backed productivity platform (1.5m$ raised), scaling the ecosystem to thousands of users from the ground up.

EXPERIENCE

EPAM Systems ↗

|

AUG 2025 - FEB 2026

| Senior Software Engineer
  • › Solely owned the frontend architecture and implementation for an enterprise client project, making all key technical decisions.
  • › Delivered the project on time and successfully deployed it for internal use.

Tech Stack: React, TypeScript, ShadCN UI, Vite, React Query, Konva.js

Zelt ↗

|

DEC 2024 - MAR 2025

| Product Engineer
  • › Integrated a critical new application into the existing ecosystem during my limited time contract.
  • › Overhauled the integration testing strategy, establishing a more efficient workflow and driving team adoption.

Tech Stack: React, Next.js, Nest.js, TypeScript, Node.js, Material UI, SWR

Frame (demo) ↗

|

NOV 2021 - NOV 2024

| Co-founder & CTO
  • › Scaled and managed a hybrid team of 10+ engineers. Translated business requirements into technical roadmaps and mentored engineers.
  • › Architected the SaaS platform from greenfield, set up and maintained 100% of the infrastructure and CI/CD pipelines.
  • › Led core product initiatives, such as local first architecture, enabling offline usage and instant UI interactions.

Frontend: React, TypeScript, React Query, Slate.js, Jotai, Vite, Yjs, Cypress

Backend: Node.js, AWS, AWS Lambda, PostgreSQL, Golang

Level Access ↗

|

APR 2020 - DEC 2022

| Software Engineer
  • › Engineered a core browser automation and accessibility reporting tool, including custom React dashboards to visualize aggregated scanning data.
  • › Optimized internal engineering processes, upgrading CI/CD pipelines and tooling to improve development velocity.

Tech Stack: React, Next.js, TypeScript, GraphQL

2UP ↗

|

AUG 2017 - JUL 2019

| Front-end Developer
  • › Solely managed a Shopify app serving 300,000+ users, owning end-to-end development, infrastructure scaling, and technical support.
  • › Delivered multiple client solutions using React, Laravel, and PHP, partnering directly with stakeholders to translate business requirements into technical roadmaps.

Tech Stack: React, Laravel, PHP, Sass, Less, Node.js

Freelance

|

JUN 2015 - FEB 2017

| Full stack Developer
  • › Built e-commerce, landing pages, and custom CRM applications from scratch using React, PHP, and WordPress.

TECHNICAL SKILLS

Core

  • Javascript
  • Golang
  • Node.js
  • Typescript
  • C# (Dotnet Core / Unity)
  • PHP (Laravel)
  • React Native (Expo)

Frontend

  • React
  • Next.js
  • Angular v2+
  • Vite
  • React Query
  • MUI
  • Tailwind
  • SCSS/Less
  • Tanstack
  • Dexie.js

Backend

  • Node.js
  • NestJS
  • AWS Lambda
  • Protobuf
  • Go FastHTTP
  • Redis
  • AWS SQS
  • AWS SNS

Databases

  • PostgreSQL
  • MongoDB
  • MySQL
  • AWS DocumentDB
  • SQLite

Infra / Tooling

  • AWS
  • CloudFormation
  • Google Cloud
  • Cypress
  • GitHub actions
  • CircleCI
  • pgvector

Delivery methods

  • Agile
  • Scrum
  • Kanban
  • Lean

Open Source contributions

EDUCATION

Southern Federal University

2016 – 2018 | Applied Informatics

CONTACTS