senior full stack engineer

Portless is seeking a senior full-stack engineer to own and scale major pillars of our global supply chain platform, delivering end-to-end features for the B2B portal and logistics engine.You’ll design heavy-duty API integrations with OMS/WMS/TMS, build in a serverless, cloud-native stack, and drive resilient architectures in a remote-first, globally...

Company Overview: At Bridgenext, we engineer Growth Operating Systems. We help growth-hungry companies close that gap by turning fragmented platforms, siloed teams, and disconnected data into one integrated Growth OS. More than a technology company or marketing agency, we're a global digital consultancy with experts in engineering, data, AI, creative and...

EY GDS Spain is seeking a highly skilled Full-Stack Engineer (Python and Angular) to build modern web applications and actively explore AI features such as LLM APIs, embeddings, and RAG workflows to enhance real?world products. Join a hybrid work model with opportunities for career development, collaboration with product, design, and AI teams, and a...

Toggl is seeking a Senior Full Stack Engineer to join a Tribe responsible for Toggl 2.0, a unified planning, time tracking, and time intelligence product. You’ll own cross‑functional features from API to UI, working with React/TypeScript on the frontend and Golang on the backend, with PostgreSQL as the data layer.You’ll collaborate with product...

Impala Search Ltd is seeking a Senior Full-Stack Engineer with a frontend focus to build customer and dealer-facing products using React and Next.js, while owning APIs and backend services to deliver features end-to-end.Join a data-driven mobility platform expanding across multiple markets, currencies and languages, contributing to frontend performance, SEO...

N-iX is looking for a Senior Full Stack Engineer in Spain. In this role, you will design and implement APIs in Go and build user-facing features in React. Collaborating with a cross-functional team, you'll ensure high performance experiences for users. Ideal candidates will have 5+ years in software development with strong experience in backend APIs,...

Future Connections in Spain seeks a Senior Full-Stack Engineer to join our Network Intelligence team. You will work across data analytics, backend Python services, and modern front-end interfaces, building cross-platform applications for network optimisation and performance monitoring.You will leverage Pandas, NumPy, FastAPI, Flask, React, and TypeScript,...

Jobtailor busca Ingeniero/a de Software con más de 5 años de experiencia para diseñar, desarrollar y mantener funcionalidades de producto end-to-end. La posición implica construir y evolucionar apps frontend con Vue.js, además de desarrollar y mantener servicios backend y APIs.Se valorará experiencia en AWS, bases de datos SQL, REST, IA/LLM y...

Allianz Technology is seeking an Expert Full Stack Developer to design, build, and maintain scalable enterprise applications across frontend and backend layers. You will collaborate with architects, product teams, and developers to translate business needs into robust technical solutions, and leverage AI-powered coding assistants to boost productivity and...

Company Overview: At Bridgenext, we engineer Growth Operating Systems.Most enterprises have spent millions on their revenue stack and still aren't seeing the growth they expected.They have tools that function, but no system that wins.We help growth-hungry companies close that gap by turning fragmented platforms, siloed teams, and disconnected data into one...

Portless is seeking a senior full-stack engineer to own and scale major pillars of our global supply chain platform, delivering end-to-end features for the B2B portal and logistics engine.You'll design heavy-duty API integrations with OMS/WMS/TMS, build in a serverless, cloud-native stack, and drive resilient architectures in a remote-first, globally...

Parser is seeking a Full Stack Engineer to join our Madrid team, shaping scalable solutions across frontend, backend, and infrastructure through close collaboration with cross-functional engineers. You will work on modern stacks to deliver technology-driven outcomes. You will engage with React on the frontend, RESTful APIs on the backend, and cloud...

Second Window busca un Senior Full Stack Developer para impulsar proyectos financieros y bancarios. Se requiere dominio en Java Spring Boot, Angular y bases de datos SQL, con experiencia en CI/CD, microservicios y DevOps. Se valorará IA integrada en flujos de entrega. La oferta es 100% teletrabajo desde España, con contrato indefinido desde el primer...

Longtail Technologies, Inc. is seeking a senior backend/full-stack engineer to help build and evolve Sightline, our conversational analytics and intelligent alerting platform.You'll own features end to end—from customer problem through to production—with a focus on reliable, observable systems and AI-native workflows. This backend-focused role requires...

ISOLUTIONS in Barcelona is seeking a Senior Full Stack Developer to join an international team. You'll work with C#, . NET, React and TypeScript in a hybrid setup from Barcelona, collaborating with teams in Switzerland to deliver high-value software.The role emphasizes design decisions, architectural discussions, and a strong focus on delivering business...

Noloco is seeking a Senior Full Stack Software Engineer to own features across frontend and backend, building AI-powered tools and scalable APIs. You'll work on GraphQL, Node.Js, React, and data models, delivering delightful UX and robust performance.In a hybrid setup with Barcelona as a base, you'll collaborate across product, design, growth, and...

Portless is seeking a senior full-stack engineer to own and scale major pillars of our global supply chain platform, delivering end-to-end features for the B2B portal and logistics engine.You’ll design heavy-duty API integrations with OMS/WMS/TMS, build in a serverless, cloud-native stack, and drive resilient architectures in a remote-first, globally...

EY GDS Spain is seeking a Senior Full Stack Developer with strong Angular and Spring Boot experience to design, build, and maintain enterprise web apps. You will ensure accessibility with WCAG 2.1 AA and collaborate with global teams to deliver scalable, secure solutions.You will drive frontend architecture, mentor juniors, and contribute to CI/CD in a...

Senior Full Stack Engineer (Remote in Spain Possible) Apply for the Senior Full Stack Engineer role at LanguageWire, a global leader in language and content services dedicated to helping brands reach their full global potential. About the Role You will help modernize our core application and develop valuable features for our translators, customers and...

Jobtailor en Barcelona busca un desarrollador full stack para evolucionar y mantener una solución core de soporte a ventas, con un énfasis en frontend y backend.El equipo de producto ágil diseña e implementa funcionalidades escalables y de alta calidad. Se valora experiencia en Angular, Java/Spring Boot, MongoDB y procesamiento de flujos, además de...