1410 backend developer English-speaking jobs in Spain

Contribute to documentation, templates, and reusable automation assets to improve developer experience

Mandatory Requirements 5 years of experience in Data Engineering or SQL-heavy backend development roles

English C1 Strong backend troubleshooting skills with .NET and C# Solid experience with distributed architectures

Requirements - Nice to have SQL for querying a database to verify backend state and test results.

What we're looking for 3+ years in backend, platform, or infrastructure-oriented engineering roles Experience

Who we're looking for We are looking for software engineers of all experience levels, ideally with backend

Who we're looking for We are looking for software engineers of all experience levels, ideally with backend

WHAT YOU WILL DO Architect and develop robust, scalable AI-powered features across frontend and backend

support to fix complex and challenging issues with our productmainly in (C# .NET) Knowledge across backend

Speechify is a distributed company with no office, and its team includes frontend and backend engineers

Speechify is a distributed company with no office, and its team includes frontend and backend engineers

Responsibilities Collaboration with Teams: Work closely with Backend, Frontend, QA, and Data Science

WHAT YOU WILL DO Architect and develop robust, scalable AI-powered features across frontend and backend

developing AI‐powered capabilities based on LLMs, RAG and Synthetic AI Personas while building scalable backend

developing AI‐powered capabilities based on LLMs, RAG and Synthetic AI Personas while building scalable backend

for professionals who are passionate about software engineering excellence, enjoy working with both backend

Build features and optimize the Flutter App for a global webshop. Contribute to architecture, code quality, and CI/CD pipelines while mentoring team members. Passion for Flutter and experience with Android or iOS development are key.

Strong SQL Comfortable in backend code (any language) — you’re not afraid to jump in when needed Fluent

EverWatch data (pricing, auctions, listings, references, portfolios), an MCP surface over our existing backend

Design and deliver technical sales training for global Sales Engineers. Serve as SME for cybersecurity and AI, authoring curricula covering the sales lifecycle and Proof of Value engagements. Requires 10+ years in presales or cybersecurity consulting.