Remote Software Engineering and Development jobs open to Spain.

Python

Python, Modern Python typing, Library authoring, Open source maintenance, Asyncio, Python packaging, Testing, Clear communication, Autonomy

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

Python · Kotlin · AWS

2 years of experience, Python, Kotlin, AWS, MySQL, Kubernetes, Distributed systems, On-call rotation, Collaboration with product management, Code reviews

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

Kubernetes

Application security testing, AI-assisted development workflows, CI/CD environments, Git, Kubernetes, Cloud platforms, Technical pre-sales experience, Proof of Concept evaluations, Strong written communication, Mentoring Account SAs

GitLabGitLab provides a DevSecOps platform for planning, building, securing and delivering software.

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.

Node.js · Python

5 years of experience, Service management expertise, Incident response, On-call experience, DevOps community engagement, Content creation (blogging, public speaking), Scripting languages (Node.js, Python, Go), ITSM platform experience (ServiceNow, Jira Service Management), Active participation in SRE/DevOps communities

DatadogDatadog provides an observability and security platform for monitoring infrastructure, applications, data, user experience, software delivery and AI systems.

Angular

Angular, Angular Signals API, RxJS, Frontend architecture, Design systems, Component libraries, Automated testing, Playwright, Sustainability interest, B2B enterprise applications, Independent delivery, Problem-solving

Makersite GmbHMakersite GmbH is a Stuttgart-based B2B data software company specializing in product lifecycle intelligence for the global manufacturing industry, focusing on sustainability and supply chain management.

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 · Azure

6 years of experience, Python, CI/CD, Microsoft Azure, SQL, NoSQL, REST APIs, Test-driven development, SOLID principles, AI integration, Retail or ecommerce search experience

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

Python · SQL · Azure

5 years of experience, Generative AI, LLM applications, Prompt design, Semantic search, Ranking metrics, SQL, Python, CI/CD, Microsoft Azure, Retail search experience, Elasticsearch

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.

TypeScript · React

3 years of experience, React JS (2+ years), State management (Redux/Flux), CSS methodologies and optimization, Git (GitHub, GitLab), Typescript architecture, OOP and Functional programming design patterns, CI/CD principles, Understanding of ES6/ES7/ES8 standards

KyivstarKyivstar is a Kyiv-based B2C telecommunications provider, offering mobile, broadband, and digital services, with a strong presence in Ukraine's telecom and digital media industries.

Python · AWS · Kubernetes

AWS, Terraform or CloudFormation, Docker & Kubernetes, CI/CD pipelines, Python/Bash scripting, on-call rota

BVNKBVNK is a UK-based fintech B2B platform specializing in stablecoin payment infrastructure, enabling businesses to send, receive, and convert currencies globally.

Java

4+ years Chromium Android browser or equivalent, Java, JNI and C++, GN/Ninja/depot_tools, English B1–B2+

SemrushSemrush makes an online visibility platform that helps marketers improve SEO, AI search visibility, content, paid media and social media performance.

AWS · Azure · GCP

Significant leadership of infrastructure/platform/cloud/production/SRE teams at scale; AWS, Azure OR GCP; CI/CD and GitOps; SLOs/error budgets/incidents/postmortems/capacity; observability; HA/disaster recovery; multi-region expansion; vendors/budgets/costs; executive and engineering work. Preferred: hybrid/on-premises, ISO27001/SOC2 and large cloud providers.

RevolutRevolut provides app-based banking, payments, cards, investing and other financial services.

Forward-deployed or solutions engineering at B2B startup, full-stack, APIs & SSO, European time zones

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

SQL

10 years of experience, ABAP4, ABAP OO, AI-driven development, SAP add-on development, SQL optimization, XBP, XMI, RFC programming, German fluency, Technical architecture ownership, Job scheduling expertise

StonebranchStonebranch is an Atlanta-based B2B SaaS provider specializing in IT automation and orchestration solutions for enterprises across industries such as financial services, healthcare, and technology.

TypeScript · JavaScript

2 years of experience, LiveOps on shipped mobile titles, Mobile soft launch and global launch experience, Hands-on game development, Read metrics as a developer, Strong mobile game development (iOS and Android), Analytics, A/B testing, remote config, Monetization and ads SDKs, C# and JavaScript/TypeScript proficiency, Existing codebase navigation, Effective Git usage, Detail-oriented and pragmatic, Strong team player with ownership mindset, Proficient in English

TypeScript · JavaScript · React

5+ years JavaScript/TypeScript & React, GraphQL/Apollo, Cypress/Playwright/Storybook testing, CET±1 hours

CodekeeperCodekeeper is a remote-first SaaS provider based in The Hague, specializing in software escrow solutions for B2B clients, including enterprises and government organizations.