Empleos de backend engineer php en Sevilla

Lever, Inc. is seeking a Senior Software Engineer (Golang/TypeScript/React) for an independent contractor role based in Spain. You will develop backend Golang microservices and frontend UI with React and TypeScript, delivering scalable, data-intensive features. You will own features end-to-end, influence architecture, and drive improvements in performance,...

About the job Full-Stack Lead Engineer (Founding Team)Para presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.Company:CareerGenieLocation:Remote (Spain orPortugal-based)Type:Full-TimeCompensation:45,000- 60,000/year+ EquityAbout CareerGenieCareerGenieis reimagining how people...

About Neo4j Neo4j is the graph intelligence platform that transforms data into knowledge to power the next generation of intelligent applications and AI systems. It includes enterprise-ready knowledge graphs for accurate, explainable, and governed AI; the most comprehensive, trusted, and easy-to-deploy graph capabilities across any environment and data...

We power people's progress. At Preply, we're all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it's creating real impact. We've just reached unicorn status with a $150M Series D,...

Are you ready to join Connecticut Innovation's vibrant community of innovators? Connecticut Innovations (\"CI\") is Connecticut's strategic venture capital arm, and we are passionate about serving our portfolio of 220+ companies across various industries, with strengths in life sciences, technology, and climate tech. About Capacity Our mission at Capacity is...

Remote — European Union. Company based in Paris, France. Our client, a growing Enterprise AI company based in Paris, is looking for an AI Data Engineer to build the ingestion, transformation, and data-processing infrastructure behind production AI, enterprise search, and RAG applications. This is primarily a Data Engineering role in an AI environment ....

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you. Your Role As a...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Lead QA Engineer (AI Native) based in Spain. Join a small, senior engineering team building a product in an AI-first development environment.You will take ownership of the quality strategy for a complex codebase where AI agents...

Job Summary The Full Stack Engineer Annotator will assess frontend and backend engineering datasets, ensuring AI models correctly interpret full-stack workflows, architecture, and implementation patterns. Job Responsibilities Annotate full-stack application datasets. Evaluate frontend and backend integration logic. Review UI interaction with APIs and...

Software Engineer – Ruby (AI Training) About The Role What if your Ruby expertise could directly influence how AI understands and writes production-grade software for developers around the world? We're looking for experienced Ruby Software Engineers to help design, evaluate, and improve real-world software systems used in AI training and data-driven...

Mindrift is looking for skilled DevOps / Automation Engineers (Infrastructure & Scaling) to join the Tendem project ( and build and maintain scalable infrastructure for automation workflows within our hybrid AI + human environment. In this role, as an AI Pilot - that's how we refer to this position at Mindrift - you'll collaborate with Tendem Agents that...

We're looking for a Staff/Senior Software Engineer to technically lead and build Runware's serverless platform. You'll be part of a small team working closely with senior leadership to bring a new product line to market. Runware is evolving beyond model APIs into a platform where developers can deploy models and run AI workloads without managing GPUs,...

Remote – Europe / UK based We are supporting a search for a Senior MLOps / ML Platform Engineer within a specialist life sciences software company that is building a SaaS platform for biopharma and scientific teams. This is a platform role rather than a model-building one. The company's product relies on AI and scientific models, and you would own the...

Verda is building a full-stack AI cloud and seeks a Senior Backend Engineer to craft Go-based backend services and Kubernetes-native applications. You will own design through deployment, influencing reliability, scalability and developer experience across the platform. You will collaborate with infrastructure and AI teams to ship APIs, integrations, and...

IOS EngineerWho is Parser ? Technology alone does not create impact-the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping 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...

Jobgether SRL is seeking a Senior Full Stack Engineer (NET/React) based in Spain to build scalable, secure, and high-performing applications across backend and frontend layers. You will work with .NET/C#, React, Redux, and JavaScript, shaping architecture and development practices, and contributing to cloud-based solutions on GCP with CI/CD. You will mentor...

At XCEED, we connect people with unforgettable nightlife and live experiences. Our success is built on a foundation of bringing great people—and that’s where you come in. As a Staff Frontend Software Engineer , you will be the technical anchor for our frontend organization. This is not just a role for an expert coder; it is a role for a strategic...

Overview The Engineering team builds the software powering Veriff, tackling the challenges of online identity in a scalable and innovative way. We’re looking for a Senior iOS Engineer to help us build a reliable, secure, and high-performing SDK that works seamlessly across a wide range of devices. We’re looking for an experienced Senior iOS Engineer ...

Junior AI/ML Engineer (GenAI, AWS) Provectus is an AWS Premier Partner and an Anthropic Strategic Partner, working at the frontier of applied AI. We help enterprises turn Claude, agentic systems, and their own data into measurable business outcomes — through bespoke applications, managed services, and advisory engagements. With offices in North America,...

Playson is seeking a Senior Software Engineer to join a newly forming team owning the Game Engine domain. You will work on engines, mathematical packages, simulations, and RTP monitoring within a regulated, high-precision context. You’ll collaborate with mathematicians, backend engineers, platform teams, and product stakeholders to ensure accuracy and...