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Senior Backend Engineer, Billing

Apify Technologies s.r.o.

. As a member of the Creators group, you'll be building a world-class ecosystem for community developers and builders to create, publish, and monetize their ideas as Actors on Apify. You will build tools and features that help them succeed in the ongoing AI revolution, utilize agentic coding and other agentic flows in their daily operations, and earn monthly payouts to support their living (collectively earning >$1.2M/month from usage of their Actors!).

About Apify Technologies s.r.o.

Apify is a marketplace of ready-to-run tools for AI that automate work on the web. Thousands of Actors get web data, generate leads, monitor social media, track competitors, and integrate with existing apps and agents. Actors are created by a global community of builders who earn from them, while Apify manages infrastructure, billing, and distribution. Learn more at apify.com

Join us to help people put the web to work. Apify can find missing children, protect consumers from fake discounts across the EU, and feed data to AI chatbots

Apify is looking for a

Billing team

The Billing team is responsible for the entire payout infrastructure for creators, ensuring that >$1.2M/month actually reaches the hands of hundreds of community developers. They also own the entire billing system, ensuring Apify users can subscribe, invoices are issued, payments go through, and more. One of the most exciting challenges you'll work on is building the backbone for the emerging agentic payment economy, alongside deep, complex work to keep our internal billing system running efficiently and reliably as Apify's business grows.

Responsibilities

  • Own features and projects end-to-end, from the discovery phase through to production, and see them have a real impact on creators.
  • Build the tools and features creators rely on to publish, monetize, and grow their Actors.
  • Work in a small, cross-functional team, shipping in two-week sprints and deploying daily.
  • Use the Apify platform yourself every day - we build for builders by builders - and take pride in making it better.
  • Contribute to open source; we publish everything we can on

Requirements

  • onsite in Prague or Brno / fully remote; if remote, visiting our office at least once a month and onboarding (~1-2 weeks) in Prague
  • 3+ years of industry experience building backend systems and APIs.
  • Strong development and debugging skills in TypeScript/Node.js, or proficiency in another language, and the drive to learn TypeScript quickly.
  • Hands-on experience with AI tools in your day-to-day work, and the drive to stay up to date with the latest trends.
  • An experiment-driven, collaborative mindset.
  • A strong technical background or a great professional track record.
  • Good communication skills in English.

Preferred

  • OS, code editor, and AI assistant of your choice (Claude premium with unlimited tokens, GH Copilot, Cursor, Gemini, or JetBrains AI)

Benefits

  • Space, support, and autonomy for personal growth, with a direct impact on Apify's success
  • Free Apify credits for your friends and family to try the platform 🎁
  • We welcome pets, kids, and bikes at the office 🐕👨‍👧
  • Epic team buildings and offsites 🚢 with biking, canoeing, and other adventures 🪂
  • Solid education and training budget, conference tickets, internal “Eat & Learn” sessions, and the possibility to work across teams 👩🏼‍💻👨🏽‍💻
  • Generous hardware budget 💻
  • Free lunches every day when you're in the office 🌮🍱🍜🍕🥡
  • Unlimited supply of ☕ & 🍺 and snacks
  • Free entry to the wonderful Prague Zoo 🐘

Free Multisport card 🏋

  • Regular massages in the Prague office, mostly covered by Apify 💆
  • Ping-pong, chess, PS5, foosball league after lunch.
  • For more details about Apify and what it's like to work with us, see our Careers page

GitHub

(PRs are welcome 😉).

Our tech stack

Frontend: React.js, styled-components, Storybook, Chromatic, Cypress, Playwright

Backend: TypeScript/Node.js, Nest.js, Next.js, Docusaurus, Vitest

  • Infra: AWS Compute (Kubernetes (EKS), EC2, Lambda), Helm, Terraform, CloudFormation, MongoDB, Redis, DynamoDB, S3, GitHub Actions
  • Monitoring: Grafana, Prometheus, OpenTelemetry, Mezmo, Sentry, PagerDuty

Tools: GitHub, Notion, Google Workspace, Slack

Process: two-week sprints, code reviews, tests, automating whatever we can, and deploying multiple times per day.

Why should you work at Apify?

  • Full-time position in our amazing offices in Prague (100Yards) or Brno (Titanium) 🏰
  • Flexible working hours (perfect for both night owls 🦉 and early birds 🐥)
  • Nobody counts holidays as long as the work gets done 💪
  • Unlimited Claude for every Apifier. We don't count tokens. Just use them well 🤖