Senior Product Engineer

Talanto; Kraków; Hybrid; PLN 246,000 - 290,000; Full time

Benefits offered by this job

Pager Duty (compensated)

20 days off per year

Job summary

Knapsack, the product company behind Knapsack Pro, is hiring a seasoned Product/DevTool Engineer in Kraków, Poland. You will own complex projects from ideation to maintenance while delivering pragmatic, high-quality code and great developer APIs.

You’ll talk with thousands of users daily to ensure their needs are fulfilled, collaborate across stacks (Ruby/Rails, JS/TS, Postgres/Redis, Heroku/AWS), and contribute to support processes and incident response.

Qualifications

• Seven+ years of professional experience in product or dev-tool engineering.
• Strong API design and developer experience mindset.
• Data-driven approach to evaluating options and choosing solutions.
• Excellent written and verbal English communication.
• Ability to own complex projects from ideation to maintenance.

Responsibilities

• Own and design pragmatic, high-quality product features.
• Collaborate across teams to scope, implement and release.
• Respond to user feedback and participate in Pager Duty.
• Balance speed with architectural quality in a fast-paced environment.

Skills

Product/DevTool engineering

Public API design

Data-driven decisions

English communication

Project ownership

Tools

Vitest

Playwright

Ruby

Rails

JS/TS

Postgres

Redis

Heroku

AWS

Job description

22,000 – 26,000 PLN

Important: if an employer asks you to log into their system via iCloud or Google, send a code, an SMS or Telegram password, run some code, or install software — refuse. These are signs of fraud.

About us and this roleKnapsack is the product company behind Knapsack Pro, a developer-tool that helps engineers optimize CI test runs since 2014. We are a small team located in Kraków (Poland). We mostly work remotely, but meet in person for some of the things.This is a technical role, but we are looking for someone who is both excited and experienced in working on a product. We value good code and architecture, but they are always means to an end.Tens of thousands of users rely daily on Knapsack, so you’ll be on the frontline talking with them to ensure their needs are fulfilled.You’ll take ownership and responsibility for what you build. Everybody on the team responds to support tickets and takes part in Pager Duty.We expect you to develop complex projects, from ideation and scoping to execution and maintenance. Again, if you're seeking end-to-end ownership, you might have come to the right place!At Knapsack, it’s not unusual for one person to touch Heroku/AWS, Postgres/Redis, Ruby/Rails, JS/TS, and multiple CIs on the same day. So you should have experience in most and be capable of picking up the rest quickly.We look forward to hearing from you!Our recent projects include:PREDICTRetry-only-FailuresRewrite of the API to support tens of millions of test batches per daySupport for Vitest and PlaywrightCreation and analysis of analytics to evaluate alternative pricing modelsAbout you:Seven or more years of professional experience, mainly as a Product/DevTool Engineer.Proficiency in crafting pragmatic and performant code where it matters and taking smart shortcuts where appropriateTaste in designing public APIs, dev-tools, and User eXperiencesData-driven skills to evaluate multiple alternatives and converge on the most promising solutionExcellent communication in English both in writing and verballyThe right mix of art & science to deliver projects in an experiment-oriented environmentAbility to self-direct and manage complex projectsComfortable in a fast-paced environment with rapidly changing prioritiesPreferably located in Kraków, PolandAgreement details:B2B contract22-26k PLN net / month20 days off / yearPager Duty (compensated)