Staff Software Engineer, Frontend - Fintech Platform (m/f/n)

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SeniorHybryda·KrakówFull-time·B2B

#477501·Dodano 5 dni temu·5

Źródło: justjoin.it

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Tech Stack / Keywords

React

Podsumowanie oferty

InPost Pay is building a fintech platform from the ground up. The Staff Engineer will define technical direction for a platform area and guide frontend architecture using React and TypeScript.

Wymagania

8+ years in software engineering, including 2+ years in cross-team technical leadership or architecture authority.
3+ years building customer-facing or merchant-facing products in payments or fintech.
Expert-level experience with a modern frontend framework (e.g. React) and TypeScript at scale.
Design-system and component-architecture experience across multiple teams or products.
Micro-frontend architecture and client-side state management patterns.
Performance engineering expertise, including Core Web Vitals, bundle optimisation, and rendering-strategy trade-offs (SSR, CSR, ISR).
Accessibility standards (WCAG) built into architecture.
API-consumption patterns: REST, GraphQL, async, and event-based contracts.
Experience designing or evolving an agentic engineering harness for frontend workflows, including instrumentation, adoption measurement, and iteration.
Excellent technical writing, including ADRs, RFCs, and design docs for multiple audiences.
English proficiency at B2 or above.
University degree in Computer Science, IT, or a related field.

Nice to have:

2+ years in platform or internal developer tooling engineering.
1+ years of agentic/LLM system design experience.
2+ years in BNPL or lending domain product experience.
Mobile app architecture (e.g. React Native) alongside web.
Real-time UI patterns (WebSockets, streaming updates).
Internationalisation/localisation architecture at scale.
Open-source contributions or technical publishing.
Polish language skills.

Obowiązki

Define and maintain frontend architecture across the area, including component architecture, design-system boundaries, micro-frontend patterns, client-side state management, and performance budgets across multiple teams.
Author Architecture Decision Records (ADRs) and RFCs for frontend decisions, facilitating technical decision-making across teams with documented reasoning and clear trade-off analysis.
Evaluate and decide on fundamental frontend technology trade-offs, including framework and library selection, build tooling, rendering strategy (SSR, CSR, ISR), and accessibility standards.
Own the evolution of the agentic development harness for frontend workflows; instrument it, measure adoption and friction, and drive improvements with data.
Drive organisation-wide technical change by identifying frontend patterns and design-system components to adopt or deprecate, building the case, and supporting adoption across teams.
Provide technical input into product strategy; mentor Staff-track engineers through design reviews, pairing, and technical writing feedback.

Benefity

Flexible hours.
Training opportunities for development.

Elastyczne godziny

InPost

68 aktywnych ofert

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