FullStack Consultant (TypeScript, React, and Next.js)

90 - 125 PLN/ godz./ godz.B2BB2B (netto)

MidHybryda·KrakówFull-time·B2B

#474166·Dodano 6 dni temu·16

Źródło: nofluffjobs.com

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Tech Stack / Keywords

TypeScript React Next.jsAPIUIJava Spring Boot REST API Redux Spring Spring Security Spring DataJPAPostgreSQL JUnit PlaywrightTesting

Podsumowanie oferty

You will build and improve user-facing experiences and product APIs supporting modern data services. The role combines frontend development with full-stack delivery using TypeScript, React, Next.js, Java, and Spring Boot.

Wymagania

Strong experience with TypeScript, React, and Next.js.
Good understanding of modern frontend architecture, component design, state management, routing, API integration, and accessible UI patterns.
Experience delivering full-stack features across browser and service layers.
Working knowledge of Java and modern Spring Boot application patterns.
Experience with REST APIs, DTOs, authentication flows, and integration contracts.
Ability to write clean and maintainable code and participate in technical design and code reviews.
Understanding of secure frontend and backend practices, including token handling, role-based access, and safe data handling.
Strong problem-solving skills and experience investigating production issues across UI and API layers.
Good communication and collaboration skills.

Nice to have:

React Query, Redux Toolkit, TanStack Query, or similar state-management and data-fetching solutions.
Axios, forms, validation, and component libraries.
Spring Web, Spring Security, or Spring Data JPA.
PostgreSQL, database design, or database migration patterns.
OpenTelemetry, Micrometer, structured logging, or production monitoring tools.
Cloud-native or containerised delivery environments.
JUnit 5, Vitest, Playwright, or equivalent testing frameworks.

Obowiązki

Design, build, and maintain TypeScript and Next.js user interfaces that are responsive, accessible, and aligned with business needs.
Deliver end-to-end product features across frontend and backend integration layers.
Collaborate with product, UX, backend, and data teams to refine user journeys, data contracts, and acceptance criteria.
Build secure and maintainable frontend solutions using reusable components and well-structured state management.
Integrate frontend applications with Java 21 and Spring Boot services.
Diagnose and resolve UI defects, API integration issues, performance bottlenecks, and production issues.
Develop and maintain unit, integration, and regression tests.
Support application quality through observability, logging, performance tuning, and production follow-up.
Maintain high engineering standards for code quality, code reviews, secure development, and deployment readiness.

Benefity

Life insurance.
Sport subscription.
Training budget.
Private healthcare.
In-house trainings.
Free coffee, snacks, and beverages.
Bike parking and free parking.

Ubezpieczenie

Karta sportowa

Dofinansowanie szkoleń

Opieka zdrowotna

Szkolenia wewnętrzne

Parking dla rowerów

Parking dla aut

Napoje w biurze

Darmowe przekąski

GFT Poland

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