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Hi, I’m Maksym Polanko Salas, a Senior Front End Engineer specializing in React and Next.js with 5+ years of commercial front-end experience. I build scalable web applications, landing pages, and AI-powered tools for EdTech and marketing platforms, focusing on clean architecture and delightful user interfaces. I enjoy collaborating with product and design, mentoring juniors, and refining development processes. I love tackling challenging UI problems, championing test automation, and continuously learning new technologies to deliver high-quality software.…Hi, I’m Maksym Polanko Salas, a Senior Front End Engineer specializing in React and Next.js with 5+ years of commercial front-end experience. I build scalable web applications, landing pages, and AI-powered tools for EdTech and marketing platforms, focusing on clean architecture and delightful user interfaces. I enjoy collaborating with product and design, mentoring juniors, and refining development processes. I love tackling challenging UI problems, championing test automation, and continuously learning new technologies to deliver high-quality software.

Maksym Polanko Salas

Front-End Developer, Web Developer, Programmer, +1

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Hi, I’m Maksym Polanko Salas, a Senior Front End Engineer specializing in React and Next.js with 5+ years of commercial front-end experience. I build scalable web applications, landing pages, and AI-powered tools for EdTech and marketing platforms, focusing on clean architecture and delightful user interfaces. I enjoy collaborating with product and design, mentoring juniors, and refining development processes. I love tackling challenging UI problems, championing test automation, and continuously learning new technologies to deliver high-quality software.…Hi, I’m Maksym Polanko Salas, a Senior Front End Engineer specializing in React and Next.js with 5+ years of commercial front-end experience. I build scalable web applications, landing pages, and AI-powered tools for EdTech and marketing platforms, focusing on clean architecture and delightful user interfaces. I enjoy collaborating with product and design, mentoring juniors, and refining development processes. I love tackling challenging UI problems, championing test automation, and continuously learning new technologies to deliver high-quality software.

Available to hire

Hi, I’m Maksym Polanko Salas, a Senior Front End Engineer specializing in React and Next.js with 5+ years of commercial front-end experience. I build scalable web applications, landing pages, and AI-powered tools for EdTech and marketing platforms, focusing on clean architecture and delightful user interfaces.

I enjoy collaborating with product and design, mentoring juniors, and refining development processes. I love tackling challenging UI problems, championing test automation, and continuously learning new technologies to deliver high-quality software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Spanish; Castilian

Beginner

Ukrainian

Fluent

Work Experience

Junior Front End Engineer (Angular) at RankActive

May 1, 2021 - October 1, 2022

Worked on multiple Angular applications including dashboards, browser extensions, and admin panels. Built a Chrome extension from scratch using Angular, NgRx, and custom UI. Developed a ZoogVPN dashboard from scratch with Angular, NgRx Store and RxJS. Implemented features and bug fixes, refactored CRM UI using Facade pattern and Angular Material. Coordinated with team leads during transitions, delivered CRM releases, and contributed to CRM modernization roadmap. Built complex CRM UI with Ng-Zorro, REST APIs, WebSockets, and analytics (Mixpanel, Intercom, Growth Book, Google Analytics). Introduced React web components into the Angular CRM ecosystem; performed code reviews and helped define frontend standards.

Middle → Senior Front End Engineer (Angular) at RankActive

October 1, 2021 - June 1, 2025

Led modernization of a large Angular CRM (TypeScript, RxJS, NgXS, WebSockets). Migrated CRM architecture and components; drove roadmap, team rollout, and coordination with developers to unblock releases. Built CRM UI using Angular, NgRx/NgXS and REST APIs; integrated analytics (Mixpanel, Intercom, Growth Book, Google Analytics). Refactored app architecture with Facade pattern and Angular Material; contributed to setting frontend standards. Implemented new CRM features, bug fixes, and React web components into the Angular ecosystem.

Junior Front End Engineer (Angular) / Middle Front End Engineer (Angular) at RankActive

May 1, 2021 - October 2, 2022

Worked on multiple Angular applications including dashboards, browser extensions, and admin panels. Collaborated with product and design teams to implement modular UI components, maintain code quality, and ship features on time. Contributed to frontend architecture and performance improvements across a growing portfolio of Angular projects.

Senior Front End Engineer (Angular) at RankActive

October 2, 2022 - June 2, 2025

Led CRM modernization (Angular) with migration road map from v1.4 to v2.0, coordinated team rollout, and defined frontend standards. Built complex UI for CRM (NG-Zorro) with REST APIs and WebSockets, introduced React components into the Angular CRM ecosystem, and contributed to end-to-end testing and release planning.

Senior Front End Engineer (React | Next.js) at Devlux

October 2, 2022 - April 2, 2026

Remote senior Front End Engineer focusing on React and Next.js for EdTech marketing platforms. Worked on a 25+ app monorepo including AI-powered tools and landing pages. Implemented shared UI libraries across multiple apps, integrated Stripe and third‑party services, developed AI-powered features, and built SSR/SEO-friendly, responsive interfaces. Drove E2E testing with Playwright and mentored junior developers.