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October 30, 2026

Senior Backend Engineer

Senior • Hybrid • On-site

Prague, Czechia

Quick Facts

  • Role: Senior Backend Engineer (Actors / web automation)

  • Focus: Backend cloud programs for web crawling, data extraction, and anti-bot reliability

Description

You’ll work on a small, cross-functional team to build and scale Apify “Actors” that crawl and extract data reliably under real-world load. The role includes shipping improvements to popular user-facing Actors, creating internal tooling (including AI-powered tools), and mentoring junior engineers. You’ll also reverse-engineer how websites work behind the scenes and design APIs other developers love to use.

Responsibilities

  • Build and scale cloud programs (“Actors”) for reliable crawling and data extraction

  • Improve popular Actors by adding features and trying new approaches (including AI)

  • Develop internal projects and tooling with shared libraries and AI-powered tools

  • Write clean, elegant code; maintain quality through reviews and refactoring

  • Reverse-engineer website behavior and design developer-friendly APIs

  • Mentor junior engineers through code reviews, pairing, and growth support

  • Own the design and delivery of Actors and tools so they fit the codebase

Requirements

  • Strong in JavaScript and TypeScript (Node.js) with solid understanding of web technologies

  • 3+ years professional or open source experience on a non-trivial project with a team

  • Commitment to code quality, readability, and frequent refactoring

  • Practical experience using AI tools and knowledge of their limits

  • Willingness to keep learning, especially in web scraping and beyond

  • Strong design sense: can evaluate trade-offs and keep code maintainable as it grows

  • Clear communication in English (writing and speaking)

Benefits

  • Space, support, and autonomy for personal growth with direct impact on success

  • Full-time role with option for fully remote work

  • Flexible working hours

  • Stock options and profit sharing

  • Unlimited Claude credits; token-unlimited usage

  • Education/training budget, conference tickets, and internal learning sessions

  • Generous hardware budget

  • Free lunches when working from the office; unlimited coffee/beer/snacks

  • Free Multisport card and regular massages in the office area (mostly covered)

  • Company events/activities (e.g., offsites, leagues) and additional office perks

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