Descrição da vaga

Senior Full Stack Engineer em Porto, Portugal

Portugal, Porto

Há 28 dias

Senior Full Stack Engineer em Porto, Portugal is listed on Jobeax. Browse 30,000+ vacancies available.

Responsibilities

Lead the design, development, and delivery of scalable, responsive full stack features for the Business Account portal using React, TypeScript, and GraphQL.
Work closely with product and design teams to understand merchant needs and translate complex financial workflows into secure, end-to-end user experiences backed by reliable APIs.
Build and maintain data-rich, high-performance interfaces for transaction feeds, balances, statements, and multi-currency views.
Develop and maintain GraphQL schemas, resolvers, and API integrations.
Write clean, maintainable, and well-tested code across the stack.
Actively participate in code reviews across frontend and backend contributions.
Identify and resolve performance bottlenecks, data inefficiencies, and production issues across the full stack.
Stay up-to-date with the latest frontend technologies, trends, and best practices.

Requirements

5+ years of professional experience in frontend/web development.
Expert-level proficiency in TypeScript, including advanced type manipulation, generics, and understanding of complex type inference.
Strong proficiency in https://jobeax.com/link/6WcBICn0LM558SP0 and its core principles, developed with a type-safe approach.
Experience supporting Backend services in Java and Spring Boot.
Extensive experience with https://jobeax.com/link/Z30sZYC3jcRenVso for server-side rendering, static site generation, and API routes, with a focus on TypeScript integration.
Solid understanding of modern JavaScript (ES6+), HTML5, and CSS3.
Experience with state management libraries (e.g., Redux, Context API, Zustand) in a TypeScript environment.
Strong experience consuming GraphQL APIs (e.g., Apollo Client), with an understanding of how to define and use types for API responses.
Strong understanding of web performance optimisation techniques.
Experience with version control systems (e.g., Git).
Excellent problem-solving skills and attention to detail.
Strong communication and collaboration abilities, especially when working within cross-functional teams spanning product, design, backend, and mobile engineering.

Core Competencies

Demonstrates expertise in Full Stack Development with a focus on TypeScript, React, and GraphQL, while effectively collaborating with cross-functional teams to deliver high-performance user experiences. Proficient in optimizing web performance and maintaining clean, well-tested code across the stack.

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