Senior Software Engineer

September 21, 2026

Remote (within country)

Senior

Warszawa, Poland

Important before applying

This job has conditions that may affect your decision to apply

Citizenship requirement appliesEnglish is required · B2 levelIncludes live coding

Description

Senior Software Engineer position in a Poland-based engineering team building and maintaining an ecosystem of microfrontend modules for career document products such as resume and cover letter builders. The role combines hands-on frontend development with architecture ownership: building client-side rendered React apps, improving a pnpm/Turborepo monorepo, and mentoring teammates. Work happens in two-week sprints with code reviews, CI pipelines and close collaboration with QA, product managers and business stakeholders. The position is fully remote for candidates living in Poland, with optional offices in several Polish cities.

Responsibilities

Build microfrontend apps from the ground up and maintain existing ones embedded within host codebases
Work alongside Lead and Principal Engineers on the monorepo architecture and different deployment styles
Maintain code quality through code reviews and improvements to automated checks
Provide guidance and share knowledge with less experienced colleagues
Occasionally dive into SSR and orchestration-layer backend services when new requirements demand it
Meet with business stakeholders to discuss goals and requirements and analyze designs in Figma
Plan work and set boundaries for responsibilities delegated to other teams
Act as a proxy for other developers, guiding their efforts and resolving blockers
Participate in team rituals and be proactive about problem-solving and communication

Requirements

At least 4 years of experience developing high-availability B2C applications
Deep understanding of, and good intuition for, the CSR TypeScript + React stack
Expertise in frontend best practices: readable, extensible and maintainable code with performance-aware decisions
Experience using the libraries and tools listed in the vacancy (React 18, Redux Toolkit, Zustand, Vite, pnpm, Turborepo, Stylelint)
Ability to model and reason about multi-purpose monorepo codebases and make architectural decisions
Experience debugging both static and runtime issues in mixed-ownership environments
Experience implementing and maintaining feature flags and running A/B tests
Product-driven, customer-first thinking with no compromise on layout, animation or interaction quality
Ability to discuss and reason through technical decisions with other engineering teams
Maturity required to guide and coach less experienced colleagues
Knowledge of spoken and written English at least at the B2 level
Knowledge of spoken and written Polish at least at the C1 level

Conditions

Salary range 17 000 – 19 208 PLN gross under an employment agreement
Private healthcare via Medicover (medical-only or medical with dental), 100% paid by the employer
Mental health support and resources
Multisport Plus card, 100% paid by the employer
Udemy Business access
100% remote work; candidates must live in Poland or be willing to relocate to Poland
Flexible working hours, with each team having its own obligatory meetings
Workation up to 10 working days a year within the EEA
Equity in the company
Optional office spaces in Warsaw, Krakow, Wroclaw, Gdansk or Poznan
Home office reimbursement: one-time equipment purchase and internet reimbursement
Benefits cafeteria platform
Daily meetings at 9:15 AM and flexible core hours between 9:00 and 15:00
Two-week sprints ending with a rolling deployment of multiple apps to production
Monthly F2F meetings with team leaders and yearly Annual Reviews with bilateral feedback

TypeScriptReact 18Vite 7RollupReact CompilerSCSSCSS Modulesreact-router 7Redux ToolkitZustandpnpmTurborepoNode 26OxlintoxfmtStylelintHuskylint-stagedtscGitHub CopilotFigmanginxGitHubreact-intlhr tech / career documentsGrafanaFaroAlloy

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