Remote Software Engineering and Development jobs open to Spain.

BSS engineering leadership, Telecommunications experience, BSS domain expertise, Amdocs or Oracle Communications, BSS platform delivery, Product ownership capability, Geographically distributed team leadership, AI and automation in engineering

VonageVonage is a Holmdel Township, NJ-based cloud communications provider specializing in unified communications and contact center solutions for B2B and B2C markets globally.

Rust

Distributed backend services, Realtime streaming systems, Rust or Go, Financial data experience, Debugging across service boundaries, AI-assisted development, Designing systems for data ingestion and processing

DuneDune is a remote-first B2B SaaS platform specializing in multi-chain crypto data analytics, empowering developers and investors with insights into blockchain ecosystems.

Python · GCP

5 years of experience, Python, Bash, Data pipelines, Large-scale data processing, Cloud infrastructure, GCP, Terraform, Web crawlers, Audio processing

SpeechifySpeechify is an AI-powered text-to-speech SaaS platform headquartered in the US, focusing on accessibility and productivity for a global audience.

Python · GCP

5 years of experience, Python, Bash, Data pipelines, Large-scale data processing, Cloud infrastructure, GCP, Terraform, Web crawlers, Audio processing

SpeechifySpeechify is an AI-powered text-to-speech SaaS platform headquartered in the US, focusing on accessibility and productivity for a global audience.

TypeScript · React · Kubernetes

5 years of experience, Go, TypeScript, React, Web3 libraries, Smart wallets, dApps, PostgreSQL, Redis, Kafka, RabbitMQ, NATS, Solidity, Docker, Kubernetes, Datadog, AI coding tools, zkSync, Gaming domain experience

XsollaXsolla is a Los Angeles-based B2B fintech company specializing in payment software and commerce solutions for the global video game industry.

TypeScript · Python · Kubernetes

Go, TypeScript, Python, Cloud-native security, Kubernetes, Automating security processes, ISO 27001, SOC 2, PCI DSS, NIST, GDPR, Interpersonal communication

Grafana LabsGrafana Labs builds Grafana Cloud and develops open-source observability projects including Grafana, Loki, Tempo, and Mimir.

TypeScript · Python · Kubernetes

Go, TypeScript, Python, Cloud-native security, Kubernetes, ISO 27001, SOC 2, PCI DSS, NIST, GDPR, Automating security processes, Interpersonal skills

Grafana LabsGrafana Labs builds Grafana Cloud and develops open-source observability projects including Grafana, Loki, Tempo, and Mimir.

Java · GCP

Leading data or backend engineers, large-scale data pipelines, CET/GMT hours; GCP, BigQuery, Scala or Java valued

SpotifySpotify is an audio streaming service that offers music, podcasts and audiobooks to listeners worldwide.

Salesforce

4+ years Salesforce development, Apex, Lightning Web Components, Platform Developer II cert, English and Spanish

NuvolarNuvolar is a Barcelona-based B2B digital innovation consulting firm specializing in cloud-based Salesforce applications and data engineering solutions for various industries, including healthcare and e-commerce.

Python · Kubernetes

8 years of experience, GPU cloud architecture, InfiniBand subnet management, RoCEv2 Ethernet designs, Data center network design, Kubernetes networking for AI, Multi-tenant isolation techniques, Linux networking expertise, Programming in Python or Go, Customer-facing solutions architect experience, Research and prototype emerging AI networking technologies

MirantisMirantis is a Campbell, California-based B2B company specializing in open source cloud computing and Kubernetes-native AI infrastructure, serving diverse sectors including automotive, healthcare, and financial services.

Python

Published Python library maintenance, strict typing, asyncio, Python packaging, open source maintainer work

SupabaseSupabase is a Postgres development platform providing databases, authentication, storage, APIs and related developer tools.

Python · Kotlin · AWS

2+ years software engineering, backend in Python or Kotlin, AWS, MySQL, Kubernetes, on-call rotation

AffirmAffirm operates a payment network that gives consumers flexible ways to pay and helps merchants grow.

TypeScript

Good-fit criteria (not every box required): 5+ years as a Software Engineer with TypeScript/Node across backend and frontend; shipped and operated agentic or LLM-based software in production; designed agent tools, context, prompts, state, streaming and loops with a framework/runtime; used evaluations, regression sets, tracing and user feedback; evaluates emerging agent techniques; contributes product direction through data and customer contact. Hands-on LLM development is strongly preferred; knowledge of the full stack is not required.

LedgyLedgy is a Switzerland-based fintech B2B company specializing in equity management software for international teams, with offices in Zurich and London.

Angular

Several years frontend, Angular 17+, RxJS and Signals, design systems, Playwright, EU or UK work authorization

Makersite GmbHMakersite builds AI-powered product lifecycle intelligence software that combines cost, environmental, compliance and risk data to help companies design more sustainable products.

JavaScript · Rust · AWS

3 years of experience, PostgreSQL Expert, Nix packaging, Ansible, Docker, AWS, Kubernetes, C/C++ builds, Go, JavaScript, Rust, Infrastructure management, Customer engagement, Proactive problem-solving

SupabaseSupabase is a Postgres development platform providing databases, authentication, storage, APIs and related developer tools.

7 years of experience, Advanced modern C++ (C++23 or newer), Large-scale C++ codebases, Memory management, Concurrency, Performance profiling, Experience shipping software to a large consumer audience, Comfort with large build systems, Algorithms and data structures

DuckDuckGoDuckDuckGo is a Paoli, Pennsylvania-based privacy technology company offering a privacy-focused search engine and browser solutions for a global audience.

Python · SQL

5+ years software/data/ML engineering, production LLM apps, semantic search, ranking metrics, Python and SQL

ParserParser provides software engineering and product-development teams for digital businesses.

Python · SQL · Azure

6+ years backend engineering, Python and REST APIs, SQL and NoSQL, CI/CD, Azure preferred

ParserParser provides software engineering and product-development teams for digital businesses.

Rust

3 years of experience, C/C++ proficiency, Security fundamentals, Debugging in multithreaded applications, Web technologies familiarity, Rust interest, Cross-platform application experience

MozillaMozilla is a family of mission-driven organizations behind Firefox, Thunderbird, open-source AI tools and public-interest technology initiatives.

Python

5 years of experience, Trust & Safety systems, Python, Distributed systems, Cloud applications, End-to-end system ownership, APIs design, Collaboration with non-technical stakeholders, Problem-solving in ambiguous situations

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Python · Go · AWS

6 years of experience, Golang, Python, Event-driven systems, CI/CD tooling, Web application security, SAST/SCA/secret-scanning tooling, AI-assisted engineering, AWS, Kubernetes, Fintech experience, PCI DSS knowledge, Software supply-chain integrity, Policy-as-code familiarity, Threat modeling

SezzleSezzle is a payments platform offering installment plans, credit-building and rewards features to shoppers while connecting merchants to its customer network.

Python · Go · AWS

6 years of experience, Golang, Python, Event-driven systems, CI/CD tooling, Web application security, SAST/SCA/secret-scanning tooling, AI-assisted engineering, AWS, Kubernetes, Fintech experience, PCI DSS knowledge, Software supply-chain integrity, Policy-as-code familiarity, Threat modeling

SezzleSezzle is a payments platform offering installment plans, credit-building and rewards features to shoppers while connecting merchants to its customer network.

Python · Kubernetes

Python, Backend development, Software design patterns, Cloud infrastructure, Test design, Security fundamentals, Authentication/authorization experience, Kubernetes, Internal platform development

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Product ownership, Deep system understanding, Excellent product judgement, Autonomous work, Interest in music

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Production mobile app experience, Systems thinking, Exceptional product taste, Highly self-directed

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

TypeScript · React · Figma

React/TypeScript, Zero-to-one product ownership, Collaboration with designers (Figma), Cross-functional shipping, Pragmatic decision-making, Music or audio experience, Media-heavy interface development, Working with ML models

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Production APIs, Product decomposition mindset, Proactive ownership, Cross-functional collaboration, Music and AI enthusiasm

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Rust

Rust, Backend engineering, System reliability, Scalable systems, UI systems design, Data pipelines, Project leadership, Professional editing tools

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Full-stack engineering, Frontend development, Backend services, Developer-facing products, API dashboards, User feedback utilization, Product data analysis, Experimentation for product improvement, Developer experience enthusiasm

ElevenLabsElevenLabs builds AI voice, conversational-agent, creative-media, and developer API products.

Kotlin

Bachelor's + 5-10+ years related experience, Kotlin, Jetpack Compose, 4h overlap 15:00-21:00 UTC

Wikimedia FoundationThe Wikimedia Foundation is a San Francisco-based nonprofit organization providing free, multilingual educational content through its wiki-based projects, including Wikipedia, targeting a global audience.