Empleos de javascript developer remoto en Sevilla

Krell Consulting busca un/a Senior Java Developer especializado/a en Spring Boot para incorporarse a un proyecto tecnológico de larga duración en el sector bancario.Buscamos un perfil senior con sólida experiencia en desarrollo backend con Java, programación reactiva, arquitecturas distribuidas y tecnologías cloud, capaz de participar en el desarrollo y...

DescriptionWe currently have a vacancy for a Full Stack developer fluent in English, to offer his/her services as an expert remotely (within EU). In the context of the first assignment, the successful candidate will be integrated in the Development team of the company that will closely cooperate with a major client's IT team. Your tasks: Designing and...

Altia is seeking a skilled React Developer to design and build high-quality, scalable frontend interfaces for large-scale digital products.You will collaborate with UX/UI designers, backend developers, and product teams to translate business needs into efficient frontend solutions.You will join a strategic, international project with 100% remote work,...

Mercor is seeking a Web Development Expert for a fully remote contract.The role requires 3–8 years of frontend or full-stack experience, strong HTML/CSS and JavaScript skills, and proficient use of browser DevTools.You will evaluate visual fidelity across multiple rewrites, ensure responsive behavior, and justify design decisions with precise,...

Chargecloud GmbH is seeking a part-time front-end developer to join our marketing team and turn approved UX/UI designs into high-quality, flexible websites.You'll build with React/Next.Js, integrate Storyblok, and translate designs into responsive front-ends while ensuring performance, accessibility and SEO.You'll collaborate with internal teams and...

Wizeline in Barcelona is seeking an experienced iOS native mobile developer to design and implement high?quality apps using Swift and SwiftUI.You will drive technical discussions, shape architecture, and collaborate with product teams to deliver scalable, impactful mobile solutions in a remote?friendly, flexible work culture.We value creativity and learning,...

Talan Spain is seeking an experienced Backend Developer with strong Apache Spark and Scala expertise to join our distributed teams.You will develop and maintain backend solutions across the full lifecycle in an Agile environment, contributing to data platforms and business-critical applications.This role offers 100% remote work from anywhere, with...

Talan Spain is seeking a skilled backend Java developer to design, build, and maintain robust backend services using Java, Spring Boot and microservices, in a 100% remote setup.You will implement and consume REST APIs, deploy on OpenShift, and collaborate with Angular front-end teams to ensure seamless integration.The role involves code reviews, CI,...

A multinational technology company is seeking a Tech Lead Platform Engineer specialized in Python and React to join their remote team in Spain.You will design and maintain the internal developer platform, leveraging cloud services primarily on AWS and Azure.Ideal candidates will possess significant experience in back-end development, agile methodologies, and...

Simple Life App is seeking a Senior Frontend Developer to join the Growth team. You will build UI with Vue 3, TypeScript, and Vite, shaping AI-powered health features and experiments.You'll own features from idea to production, collaborate with engineers, designers, product managers, and analysts, and move fast while maintaining high code quality. The role...

We are hiring for one of our clients, seeking a React Native Developer to work on a Full-Time basis. The role involves building and maintaining cross-platform mobile applications using React Native technology.Key Responsibilities:Develop and optimize mobile applications using React Native framework for iOS and Android platformsCollaborate with...

Jobgether SRL is seeking a high-ownership Trenches / Web3 Frontend Developer based in Spain to build a fast-moving onchain trading terminal.You will own critical trading surfaces, including live data and transaction states, across Solana and EVM, in a remote-first environment.You'll work in a small, autonomous team delivering latency-sensitive trading...

Hyqoo is seeking a Software Engineer / Python Developer for a contract, remote role.You will design, develop, test, and deploy scalable Python applications and backend solutions, with emphasis on clean code and maintainability.You will work across product and engineering teams to transform business requirements into robust technical solutions, contribute to...

Netenders, based in Barcelona, seeks a Senior Full Stack Developer (Freelance) to collaborate with the in-house team on long-term e-commerce CMS projects.You will architect scalable Rails backends and React frontends, focusing on supplier integrations and high-volume data flows.You will work autonomously in a freelance capacity, with flexible remote...

Lever, Inc. is seeking a Backend Engineer based in Spain to join a small, ambitious product team.You will own the central API and backend services, primarily using Node.Js and TypeScript, and focus on API design, data modeling, performance, and developer experience.This remote, asynchronous role offers substantial technical ownership, collaboration with...

Talan Spain is looking for a Big Data Developer to join an Agile team and drive design, development and evolution of data lake solutions for Market Risk use cases.You will work with Spark, Scala and SQL to build large-scale data pipelines, ingest, transform and publish data, and collaborate across squads and production support teams.The role emphasizes...

Óscala is expanding its remote-capable Full Stack Senior Developer team to support a growing client base across Europe.You will enhance and maintain the Reseller platform, drive backend tasks in a multidisciplinary squad, and collaborate with Product and Customer Success teams to deliver scalable features with high quality.We value strong CS fundamentals,...

E?Frontiers is seeking a Senior or Lead Full-Stack Developer to join an international project.The role is fully remote from Spain with occasional travel to Milan for 2-3 days every few months.Italian is mandatory for this position.12?month duration with potential extension.Holders of strong AWS, Terraform/CloudFormation, Docker, Node.Js, React, Jest or...

Talan is seeking a Data Analyst / Power BI Developer to design, develop, and maintain dashboards and reports using Power BI.You will join an Agile squad and convert business requirements into data-driven insights for decision-making across the organization.You will work with stakeholders, own user stories, validate data quality, and support end users during...

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...