Empleos de senior full-stack engineer api en Valencia

We are seeking a talented Software Engineer to join a team of passionate engineers that are tasked with the unique opportunity to build next-generation platforms that will pave the path for many other teams at Ookla to follow. This team manages Ookla’s flagship enterprise products, the most prominent of which provides a whole new way to combine data from...

Treatwell is seeking a Senior Frontend Engineer to own the frontend experience from design to deployment, joining a team shipping features across a modern React/TypeScript stack. You’ll collaborate with designers, PMs, and engineers while balancing legacy Backbone code with new patterns. In a hybrid remote-friendly setup across Europe, you’ll emphasize...

Parser is seeking a Senior QA Engineer to safeguard quality across complex data flows and AI-driven products, with a focus on conversational agents. You will design automated tests, validate data outputs, and ensure safe, reliable behavior of generative AI systems. The role requires 8+ years in QA, strong automation experience with JS/Python, API testing,...

Colliers is a leading diversified professional services and investment management company. With operations in 68 countries, our 22,000 enterprising people work collaboratively to provide expert advice to maximize the potential of property and real assets to accelerate the success of our clients, our investors and our people. We are at the forefront of the...

Grafana Labs, the company behind the open observability cloud, is a fully remote organization with 1,600+ team members across 40+ countries. This Senior Engineer role on Pyroscope focuses on scaling a distributed database, improving profiling capabilities, and integrating with the Grafana stack. You will own end-to-end projects, drive operational excellence,...

Senior React Native Engineer This role is an opportunity to define hybrid mobile strategy within a large-scale, native mobile ecosystem. The organisation is exploring how to deliver features more efficiently by combining native (Swift/Kotlin) applications with React Native and WebView-based journeys. If you thrive on de-risking emerging technologies and...

En JAKALA ayudamos a las organizaciones a crecer combinando datos, inteligencia artificial, tecnología y negocio. Contamos con más de 3.400 profesionales en 21 países que trabajan cada día para transformar la información en decisiones y las decisiones en resultados. Actualmente buscamos un/a MARTECH ENGINEER (AEP) Senior Consultant. Para este rol...

We are looking for a senior Ruby on Rails engineer to become the technical backbone of our product. You'll own the hardest PRs, raise the bar for the entire codebase, and eventually take technical load off the CEO. This is not a management role. It's a hands-on, high-trust position for someone who can ship production code across every part of the product....

A leading fintech company in Spain is seeking a Senior Software Engineer to join their dynamic team. You will develop backend systems using PHP and Symfony, ensure quality assurance, and collaborate with cross-functional teams. Ideal candidates should have robust experience in backend development and cloud infrastructure, along with strong communication...

Overview Senior Backend Engineer position at Parser, a boutique technology services and consulting firm founded in 2018. Parser helps global organisations solve complex business challenges through digital transformation, product development and AI enablement. We are a fast-growing team of 340+ engineers and consultants across Europe, the Americas, and the...

About Frontiers At Frontiers, our purpose is simple yet ambitious: to make science open. We believe open science empowers the global scientific community to accelerate discovery and develop the solutions needed for healthy lives on a healthy planet. We are one of the world’s largest and most influential open-access research publishers. Every article we...

A staffing and recruiting agency is seeking a Senior QA Engineer to deliver high-quality software in a remote environment in Spain. The role involves manual and automated testing, collaboration with development teams, and ensuring product reliability. Ideal candidates have expertise in testing frameworks like Cypress and JUnit, along with strong...

Datadog Notebooks provide customers with a collaborative surface for ad-hoc data analysis, technical documentation, incident postmortems and runbooks. The power and flexibility of Notebooks also makes it the perfect place to integrate AI tools that can augment user workflows. Our vision is that in Notebooks users can collaborate with each other and with AI...

Finom is seeking a Senior Machine Learning Engineer to own production ML products that score the full client base daily. You will deploy, monitor, and improve models driving quarantine, alert suppression, and future credit decisions. You will work in a dynamic European startup environment, collaborating across markets in Germany, France, the Netherlands,...

ELSYS in Spain is seeking a Senior VSD Field Service Engineer to join our marine and offshore service team. You will lead commissioning, troubleshooting, servicing and retrofitting of variable speed drive systems in challenging environments. The role requires extensive LV/MV drive experience, travel internationally, and collaboration with ABB, Siemens,...

A global creative technology firm is seeking a Senior Software Engineer excited to build innovative tools for video advertising. This fully remote role involves improving an Ad Scoring API and designing scalable data systems. The ideal candidate will have 7+ years of backend experience, deep Python skills, and familiarity with LLMs. Join a diverse team...

* Full-time Company Description Colliers is a leading diversified professional services and investment management company. With operations in 68 countries, our 22,000 enterprising people work collaboratively to provide expert advice to maximize the potential of property and real assets to accelerate the success of our clients, our investors and our people....

Overview At Q-tech, we’re looking for a Senior Java Engineer to join a global SaaS product that’s scaling fast and moving into a more mature, reliability‑focused phase. The platform handles a high volume of data and workflows used by customers across multiple countries. The team is strengthening its foundations to ensure stability, consistency and...

Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...

Senior Talent Delivery Specialist – looking for innovative and passionate people at Intellias Spain. Senior AI Engineer – GenAI and ML Location: Remote from Spain (an indefinite Spanish employment contract) We have a dream: to change industries through the power of digital technology. With a team of top-notch engineers by your side, you will develop...