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• 8+ years of full-time professional experience designing, implementing, testing, delivering, maintaining & continuously improving software serving millions of users. • Product mindset, user-centricity, extreme ownership and deep care of UX are built in. • Built projects from non-technical stakeholder input to paying customers and beyond. • Built systems serving as the backbone of entire businesses within teams & as a solo dev. • Tech generalist most experienced in SERN & LAMP but quick to pick up new tooling. • Thorough during planning, scoping and refinement to be lightning quick in execution. • A strong team-player at core with a very collaborative, 0-hierarchy leadership style. • Hunting chances to work on the unfamiliar and unknown to keep learning & growing. • StackOverflow 2.8K+. • Self-taught.…• 8+ years of full-time professional experience designing, implementing, testing, delivering, maintaining & continuously improving software serving millions of users. • Product mindset, user-centricity, extreme ownership and deep care of UX are built in. • Built projects from non-technical stakeholder input to paying customers and beyond. • Built systems serving as the backbone of entire businesses within teams & as a solo dev. • Tech generalist most experienced in SERN & LAMP but quick to pick up new tooling. • Thorough during planning, scoping and refinement to be lightning quick in execution. • A strong team-player at core with a very collaborative, 0-hierarchy leadership style. • Hunting chances to work on the unfamiliar and unknown to keep learning & growing. • StackOverflow 2.8K+. • Self-taught.

Igor Bykov

Full Stack Developer, Software Engineer, Web Developer, +2

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• 8+ years of full-time professional experience designing, implementing, testing, delivering, maintaining & continuously improving software serving millions of users. • Product mindset, user-centricity, extreme ownership and deep care of UX are built in. • Built projects from non-technical stakeholder input to paying customers and beyond. • Built systems serving as the backbone of entire businesses within teams & as a solo dev. • Tech generalist most experienced in SERN & LAMP but quick to pick up new tooling. • Thorough during planning, scoping and refinement to be lightning quick in execution. • A strong team-player at core with a very collaborative, 0-hierarchy leadership style. • Hunting chances to work on the unfamiliar and unknown to keep learning & growing. • StackOverflow 2.8K+. • Self-taught.…• 8+ years of full-time professional experience designing, implementing, testing, delivering, maintaining & continuously improving software serving millions of users. • Product mindset, user-centricity, extreme ownership and deep care of UX are built in. • Built projects from non-technical stakeholder input to paying customers and beyond. • Built systems serving as the backbone of entire businesses within teams & as a solo dev. • Tech generalist most experienced in SERN & LAMP but quick to pick up new tooling. • Thorough during planning, scoping and refinement to be lightning quick in execution. • A strong team-player at core with a very collaborative, 0-hierarchy leadership style. • Hunting chances to work on the unfamiliar and unknown to keep learning & growing. • StackOverflow 2.8K+. • Self-taught.

Available to hire

• 8+ years of full-time professional experience designing, implementing, testing, delivering, maintaining & continuously improving software serving millions of users.
• Product mindset, user-centricity, extreme ownership and deep care of UX are built in.
• Built projects from non-technical stakeholder input to paying customers and beyond.
• Built systems serving as the backbone of entire businesses within teams & as a solo dev.
• Tech generalist most experienced in SERN & LAMP but quick to pick up new tooling.
• Thorough during planning, scoping and refinement to be lightning quick in execution.
• A strong team-player at core with a very collaborative, 0-hierarchy leadership style.
• Hunting chances to work on the unfamiliar and unknown to keep learning & growing.
• StackOverflow 2.8K+.
• Self-taught.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Spanish; Castilian

Fluent

Russian

Fluent

Work Experience

Senior Software Engineer at RepeatMD

September 1, 2023 - February 1, 2026

Senior Software Engineer at smol

October 1, 2022 - August 1, 2023

Led migration of a large legacy codebase to Next.js, improving code quality, development velocity, client-side bug rate, testing costs, and website performance, reducing advertisement costs by 10%. Introduced and extended unit testing coverage using Jest and react-testing-library to reduce regression risk and increase QA velocity by ~5%. Contributed to technical documentation, development guidelines and webpack-based tooling to improve velocity by ~10%. Investigated and authored critical data protection-related features using React and Node.js. Planned and implemented key features enabling 10x Black Friday and Cyber Monday online sales vs prior year. Implemented backend performance improvements up to 60%. Defined and refined development tooling and CI improvements reducing downtime and saving ~10 minutes/day per team member. Designed and built AI-based features, pipelines and automations saving ~1 hour/day per CX agent. Onboarded, trained and mentored 4 team members; documented interna

Senior Software Engineer at Devo

July 1, 2021 - September 1, 2022

Led a greenfield project creating a community-based content marketplace for 1000+ security teams to share and reuse security solutions. Onboarded and trained developers joining mid-project to hit delivery targets. Defined key architectural aspects to ensure robustness and exceed expected concurrent requests limit by 10x. Automated and participated in refinements of development processes using custom Node.js scripts, GitLab CI/CD and webpack-based tooling, improving velocity by 20% and cutting release preparation time by 35%. Refined UI from day one to public release using React and styled-components to support Devo’s proprietary design system.

Frontend Developer at Opticks Security

July 1, 2020 - June 1, 2021

Led implementation of traffic data visualization and analysis tooling for customers using React, Flow and various data visualization libraries, enabling actionable insights and analyzing traffic data 12x faster. Boosted performance using react-query, reducing network payload by 35% per session. Gathered technical feedback from strategic customers and helped shape feature definition. Refined and implemented an access control-related security feature.

Full Stack Developer at ModelManagement

December 1, 2019 - June 1, 2020

Led development of several parts of the app with 0 regression rate and improved test coverage by 10% using Vue.js, React, TypeScript, Nuxt, Redux, Sass, Jest and PHP. Contributed to an independent e-learning sub-platform using Vue.js, YouTube API, Sass and PHP. Led migration to Vue.js/TypeScript/Node.js/Nuxt using JS ecosystem tooling (yarn, lerna, webpack, babel, jest, eslint, prettier, husky). Contributed to monolith app deconstruction planning and definition.

Lead Web Developer at Suitaprest

May 1, 2019 - November 1, 2019

Introduced modular reusable extensible tooling using AWS, Node.js and PHP to increase iteration speed and development velocity up to 70% for certain projects. Modularised and reorganized architecture, increasing test coverage by 60% and reducing regression bugs practically to 0. Led internal automation tooling using AWS, Node.js and PHP saving ~40 minutes/day for each sales team member. Led development of an API using PHP and PostgreSQL to enhance affiliate collaborations, resulting in 20% sales increase and improved affiliate traffic conversion rate by 10%.

Web Developer at Suitaprest

April 1, 2018 - April 1, 2019

Participated in a major infrastructure upgrade and development of a new website using JavaScript, TypeScript, gulp.js, HTML, Sass, WordPress, MySQL, jQuery and PHP to enhance UX and reach all-time highs in impressions and conversion rate. Advocated for frontend development best practices to deliver 2 months faster than planned. Introduced and promoted additional security layers and security best practices ensuring uninterrupted website functioning over 4+ years. Advocated for and led restructuring of IT project handling and better coordination of IT initiatives, shifting to healthier IT management.

Frontend Developer at Molismedia

November 1, 2017 - March 1, 2018

Participated in development and launch of 10+ websites with total audience of 3M+ using JavaScript, TypeScript, gulp.js, HTML, Sass, WordPress, MySQL, jQuery and PHP. Participated in technical meetings with strategic customers to gather specifications and contribute to project definition and implementation. Proposed, mocked up and demoed ideas for 3+ new websites using Sketch, Adobe Illustrator, HTML, CSS and JavaScript. Participated in code refactoring and performance optimisations improving UX and speed up certain operations up to 3x and/or reduced code complexity up to 5x.

Freelance Web developer & consultant

April 1, 2016 - Present

Modernised web infrastructures using cloud providers (AWS, GCP), reducing maintenance and hosting costs by up to 60%. Redeveloped legacy websites and systems using TypeScript, React, Node.js, Firebase, MongoDB and PostgreSQL to improve UX, uptime and performance up to 11x. Automated business operations with cloud infrastructure and custom Node.js/Express/NestJS-based tooling, increasing productivity by ~10% on average. Implemented system integrations using AWS and Node.js to save 5+ years of person-hours.