Last updated: 2025-05-22

36 Backend Engineer jobs in Remote - Kingdom of Spain.

Hiring now: Sr Golang Dev Red Team @ Semrush, Backend Engr Scala Mfx @ Commerceto, Sr Software Engr Dev Tool @ Elastic, Sr Backend Engr Perfectsc @ Doit, Sr Backend Engr @ Trustyou, Backend Software Engr @ Vonage, Sr Software Engr Xfm Insu @ Alan, Staff Engr Agent Runtimes @ Datadog, Staff Software Engr Core @ N8N, Staff Backend Engr Grafan @ Grafana La.Explore more at at kaamvaam.com

🔥 Skills

Kubernetes (12) Golang (8) Python (8) AWS (8) SQL (6) PostgreSQL (6) microservices (6) Go (5) DevOps (5) Distributed Systems (5)

📍 Locations

Kingdom of Spain (36)
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Semrush

Senior Golang Developer (Red Team) Kingdom of Spain
Skills & Focus: Golang, Relational databases, SQL, PostgreSQL, Clickhouse, Distributed systems, Kubernetes, Performance optimization, High-load projects, Application profiling
About the Company: Semrush is a leading online visibility management SaaS platform that enables businesses globally to run search engine optimization, pay-per-click, content, soc…

Commercetools

Back-End Engineer - Scala (m/f/x) Kingdom of Spain
Skills & Focus: Backend Engineer, Scala, API, PaaS, eCommerce, REST, noSQL, functional programming, asynchronous programming, multi-tenant architecture
Experience: 3+ years of experience as a Backend Engineer
Benefits: Generous compensation package, stock options, workation, learning and development budget, flexibility

Elastic

Senior Software Engineer - Developer Tools (Golang/Rust) Kingdom of Spain
Skills & Focus: Rust, Go, developer tools, open source, client-server networking, HTTP, RESTful APIs, software engineering, distributed team, collaboration
About the Company: Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of busin…
Experience: 8+ years of backend software engineering experience

Doit

Senior Backend Engineer - PerfectScale Kingdom of Spain
Skills & Focus: backend development, Golang, cloud performance, microservices, containers, data pipelines, Kubernetes, cloud, DevOps, SaaS
About the Company: DoiT is a global technology company that works with cloud-driven organizations to leverage the cloud to drive business growth and innovation. We combine data, …
Experience: 6+ years of backend development experience (Go/Java/Rust/Python), 3+ years of commercial Golang experience, 2+ years of experience with high traffic / high load distributed systems and data pipelines
Type: Full-time
Benefits: Unlimited PTO, Flexible Working Options, Health Insurance, Parental Leave, Employee Stock Option Plan, Home Office Allo…

Trustyou

Senior Backend Engineer Kingdom of Spain
Skills & Focus: AI-powered insights, guest experiences, customer data management, personalized journeys, customer happiness, reputation management, AI Agents, opinion analysis, AI-driven platform, modern DevOps
About the Company: TrustYou is a leading AI-driven hospitality platform dedicated to transforming guest experiences and empowering businesses to thrive.

Vonage

Backend Software Engineer Kingdom of Spain
Skills & Focus: AI/ML, NodeJS, Python, SQL, NoSQL, REST API, AWS, GCP, Agile, DevOps
About the Company: Vonage is a global cloud communications leader. It helps brands accelerate their digital transformation through fully programmable-based unified communications…
Benefits: Unlimited discretionary time off, tuition reimbursement

Alan

Senior Software Engineer (x/f/m) - Insurance Offer Kingdom of Spain
Skills & Focus: insurance, backend development, Python, scalable systems, customizable coverage, healthcare, remote work, member-centric, engineering excellence, collaboration
About the Company: Alan's vision is to make prevention the new norm of care for all. Our mission is to help people live in good health to 100 while helping employers feel proud, …
Experience: 3+ years
Type: Full time
Benefits: Fair rewards, generous equity packages, flexible office, flexible vacation policy, comprehensive health insurance, lear…

Datadog

Staff Engineer - Agent Runtimes Kingdom of Spain
Skills & Focus: software engineer, backend engineering, software performance optimization, Go, Python, Rust, C++, Agent libraries, core functionality, cross-team initiatives
About the Company: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …
Experience: 10+ years
Benefits: New hire stock equity (RSUs) and employee stock purchase plan (ESPP), Continuous professional development, product trai…

Doit

Senior Backend Engineer - PerfectScale Kingdom of Spain
Skills & Focus: Backend Development, Golang, Distributed Systems, Cloud Optimization, Microservices, SaaS, Kubernetes, Docker, Data Pipelines, DevOps
About the Company: DoiT is a global technology company that works with cloud-driven organizations to leverage the cloud to drive business growth and innovation. We combine data, …
Experience: 6+ years of backend development experience (Go/Java/Rust/Python), 3+ years of commercial Golang experience, 2+ years of experience with high traffic/high load distributed systems and data pipelines.
Type: Full-time
Benefits: Unlimited PTO, Flexible Working Options, Health Insurance, Parental Leave, Employee Stock Option Plan, Home Office Allo…
Senior Backend Engineer - PerfectScale Kingdom of Spain
Skills & Focus: Backend Development, Golang, Microservices, Kubernetes, Cloud, SaaS, Data Pipelines, Distributed Systems, CI/CD, DevOps
About the Company: DoiT is a global technology company that works with cloud-driven organizations to leverage the cloud to drive business growth and innovation. We combine data, …
Experience: 6+ years of backend development experience (Go/Java/Rust/Python)
Type: Full-time
Benefits: Unlimited PTO, Flexible Working Options, Health Insurance, Parental Leave, Employee Stock Option Plan, Home Office Allo…

Alan

Software Engineer (x/f/m) - Billing system Kingdom of Spain
Skills & Focus: Software Engineer, Billing system, Python, Flask, React, React Native, PostgreSQL, Scalable systems, API, Team collaboration
About the Company: Alan's vision is to make prevention the new norm of care for all. Our mission is to help people live in good health to 100 while helping employers feel proud, …
Experience: 5+ years
Type: Full-time
Benefits: Flexible vacation policy and flexible working hours, delightful healthcare insurance, personal growth through coaching,…

N8n

Staff Software Engineer (Core Workflow Engine) Kingdom of Spain
Skills & Focus: workflow engine, event-driven platforms, scalability, reliability, memory efficiency, fault tolerance, Node.js, Typescript, project manager, complex systems
About the Company: n8n is a workflow automation platform that uniquely combines AI capabilities with business process automation. We give technical teams the flexibility of code …
Type: Full time
Benefits: Competitive compensation, Ownership, Work/life balance, Health & wellness, Future planning, Financial security, Career …

Semrush

Senior Golang Software Engineer (Enterprise Solutions Unit) Kingdom of Spain
Skills & Focus: Golang, backend development, distributed systems, design patterns, APIs, performance tuning, SQL, Kubernetes, CI/CD, mentoring
About the Company: Semrush is a leading online visibility management SaaS platform that enables businesses globally to run search engine optimization, pay-per-click, content, soc…
Experience: 5 years of experience in a backend programming environment (Go, Java, Python, C#, etc.) with at least 2 years of current experience in Go
Type: Full-time
Benefits: Flexible working hours, Unlimited PTO, Flexi Benefit for your hobby, Employee Support Program, Loss of family member fi…

Doit

Senior Backend Engineer - PerfectScale Kingdom of Spain
Skills & Focus: backend, Golang, Kubernetes, cloud, DevOps, data pipelines, SaaS, microservices, Docker, optimization
About the Company: DoiT is a global technology company that works with cloud-driven organizations to leverage the cloud to drive business growth and innovation. We combine data, …
Experience: 6+ years of backend development experience
Type: Full-time
Benefits: Unlimited PTO, Flexible Working Options, Health Insurance, Parental Leave, Employee Stock Option Plan, Home Office Allo…

Grafana Labs

Staff Backend Engineer - Grafana IRM (Remote, EMEA) Kingdom of Spain
Skills & Focus: Backend Engineering, Remote, Distributed Systems, Cloud, Kubernetes, Grafana, Prometheus, Microservices, On-call, Observability
About the Company: Grafana Labs is the provider of Grafana, an open-source visualization tool used worldwide for monitoring everything from beehives to climate change, with a lar…
Salary: €80,571 - €100,713 (Spain specific)
Benefits: equity, bonus, and other listed benefits, more details at Grafana Careers

Treatwell

Senior Backend Software Engineer Kingdom of Spain
Skills & Focus: Java, Spring Boot, Hibernate, PostgreSQL, MSSQL, Git, Docker, Kubernetes, AWS, Agile
About the Company: We’re a team of 700 passionate and brilliantly talented people across Europe. We’re the industry’s smartest salon management software, all connected to Europe’…
Type: Full-time
Benefits: 28-days holiday, plus bank holidays; Monthly 40EUR Treatwell vouchers; Benefits platform offering cycle to work scheme,…

Grafana Labs

Senior Backend Software Engineer - Loki Kingdom of Spain
Skills & Focus: backend, software engineering, Go, Kubernetes, cloud, open-source, microservices, observability, distributed systems, reliability
About the Company: Grafana Cloud is our composable observability platform that integrates metrics, logs, and traces with Grafana. It allows our customers to leverage the best ope…
Salary: €94,208 - €117,760
Benefits: Benefits include equity, bonus (if applicable) and other benefits listed in company careers page.

Dlocal

Senior Software Engineer - Payins Kingdom of Spain
Skills & Focus: Java, microservices, Spring, Maven, databases, Cloud Providers, AWS, docker, CI/CD, K8s
About the Company: dLocal enables the biggest companies in the world to collect payments in 40 countries in emerging markets.
Experience: 5+ years of software development experience using Java SE
Type: Full Time
Benefits: Remote work, flexible schedules, learning & development opportunities, social budget, language classes.

Chainlink Labs

Senior Software Engineer, Non-EVM Integrations Kingdom of Spain
Skills & Focus: Smart Contract Development, Web3, Blockchain Development, Decentralized Systems, API Design, Smart Contracts, Microservices Architecture, Backend Development, Concise Programming, Open Source
About the Company: Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-…
Experience: 2+ years in Web3, 8-15+ years of professional programming experience.
Type: Full time

Leadtech

Technical Back-End Team Lead Kingdom of Spain
Skills & Focus: Backend development, PHP, Typescript, AWS, High-availability applications, Object-Oriented Programming, Clean Architecture, Event-driven systems, Serverless design, Team leadership
About the Company: At Leadtech, we’ve been redefining digital businesses since 2009, creating innovative online solutions that reach millions of users every month. With a diverse…
Experience: 5+ years of backend development experience using PHP and/or Typescript, 3+ years working on backend systems in production, 2+ years building high-availability applications in AWS.
Type: Full-time
Benefits: Growth and career development, Work-Life balance, Comprehensive benefits, Unique Perks

Commercetools

Senior Scala Engineer - Typelevel & Elasticsearch (m/f/x) Kingdom of Spain
Skills & Focus: Scala, Elasticsearch, functional programming, REST APIs, scalable architectures, PaaS, multi-tenant architecture, non-blocking I/O, parallel programming, agile environment
Experience: 5+ years experience as Software Engineer working with Scala
Benefits: Generous compensation structure, workation, learning & development budget, flexibility, diverse workplace.

Elastic

Senior Software Engineer (Go, Cross-Platform) Kingdom of Spain
Skills & Focus: Go, Elastic Agent, Fleet Server, Beats platforms, macOS, Windows, Linux, data collection, monitoring, Docker
About the Company: Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of busin…
Experience: Production experience using Go for systems development.
Salary: $133,100—$210,600 USD
Type: Full-time
Benefits: Competitive pay based on the work you do here and not your previous salary. Health coverage for you and your family in …

Semrush

Senior Golang Developer (Nexus Team) Kingdom of Spain
Skills & Focus: Software Architecture Design, Distributed Systems, Golang, Collaboration, Coding, Documentation, Service Maintenance, User Support, Automation, Performance Optimization
About the Company: Semrush is a leading online visibility management SaaS platform enabling businesses to run search engine optimization, pay-per-click, content, social media, an…
Experience: Commercial Golang development experience

Elastic

Senior Product Manager (Distributed & Serverless) Kingdom of Spain
Skills & Focus: product management, distributed systems, scalability, performance, cloud-based architectures, serverless environments, APIs, developer tooling, analytics, Elastic Stack
About the Company: Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of busin…
Experience: 4+ years
Benefits: Competitive pay, health coverage, flexible locations and schedules, generous vacation days, financial donation matching…

Veeva Systems

Python Engineer Kingdom of Spain
Skills & Focus: Python, Django, REST, GraphQL, Elasticsearch, AWS, web applications, RDBS, MySQL, PostgreSQL
About the Company: Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the…
Experience: 3+ years
Type: Full-time
Benefits: Veeva’s support for charitable causes is entirely employee driven; employees receive an amount equivalent to 1% of thei…

Ruby Labs

Senior Backend Developer Kingdom of Spain
Skills & Focus: backend systems, scalable services, RESTful APIs, database performance, NestJS, RxJS, TypeScript, SQL, microservices, API integration
About the Company: Ruby Labs is a leading tech company that creates and operates innovative consumer products in industries such as health, education, and entertainment.
Experience: 5+ years of professional software development experience, including 4+ years in backend development
Type: Full-time
Benefits: Remote Work Environment, Unlimited PTO, Paid National Holidays, Company-provided MacBook, Flexible Independent Contract…

Dlocal

Software Engineer, Technical Referent - Decision&AI Kingdom of Spain
Skills & Focus: Java, software development, architecture, applications, scalability, performance, cloud platforms, object-oriented design, code optimization, system performance
About the Company: dLocal enables the biggest companies in the world to collect payments in 40 countries in emerging markets. Global brands rely on us to increase conversion rate…
Experience: Minimum of 8 years of professional experience in Java development.
Type: Full Time
Benefits: Remote work, flexibility, referral bonus program, learning & development, language classes, social budget.

Welltech

Backend Engineer Kingdom of Spain
Skills & Focus: Backend Developer, APIs, mobile apps, subscriptions, AWS, Python, Postgres, SQLAlchemy, cloud-based stacks, asynchrony
About the Company: Welcome to Welltech —where health meets innovation! As a global leader in Health & Fitness industry, we’ve crossed over 200 million installs with five life-cha…
Type: Full time

Duckduckgo

Senior Backend Engineer Kingdom of Spain
Skills & Focus: backend engineering, Perl, Go, Node.js, data structures, algorithms, project management, communication skills, AI-assisted answers, privacy-first approach
About the Company: DuckDuckGo is the online protection company and remote-first team of 300+ on a mission to raise the standard of trust online. Founded in 2008 and profitable si…
Experience: 7+ years of professional experience
Salary: $178.5K
Type: Full-time

Alan

Senior Software Engineer Kingdom of Spain
Skills & Focus: Python, Flask, React, React Native, PostgreSQL, Object Oriented Programming, Scalable systems, Team collaboration, Product development, Remote working
About the Company: Alan's vision is to make prevention the new norm of care for all. Our mission is to help people live in good health to 100 while helping employers feel proud, …
Experience: 3+ years
Type: Full-time
Benefits: Generous equity packages, flexible office, comprehensive health insurance, learning & training opportunities, parental …

Ruby Labs

Senior Golang Developer Kingdom of Spain
Skills & Focus: Golang, Microservices, Kubernetes, Helm, Postgres, Redis, billing system, database management, collaboration, testing
About the Company: Ruby Labs is a leading tech company that creates and operates innovative consumer products. We offer a diverse range of opportunities across the health, educat…
Experience: Minimum of 6 years of professional experience in development and at least 4 years as a Golang developer.
Type: Full time
Benefits: Remote Work Environment, Unlimited PTO, Paid National Holidays, Company-provided MacBook, Flexible Independent Contract…

Plain Concepts

Software Engineer Kingdom of Spain
Skills & Focus: Ruby, software architecture, data pipelines, CI/CD, SQL, NoSQL, automated testing, containers, Front-End development, Cloud platforms
About the Company: Plain Concepts is a global company of over 500 people passionate about technology and innovation. Since our founding, we have grown through technical proficien…
Experience: 5+ years of experience with Ruby, on Rails or other popular frameworks.
Salary: Salary determined by the market and your experience
Type: Full-time
Benefits: Flexible schedule 35 Hours / Week, Fully remote work (optional), Flexible compensation (restaurant, transport, and chil…

Global Human Capital Group

Senior Java | Spring or Groovy | Grails back-end developer Kingdom of Spain
Skills & Focus: Java, Groovy, Grails, back-end development, API, MySQL, GIT, cloud vendor APIs, microservices, clean code
Experience: 4-5 years
Salary: 40-45k
Type: Full-time
Benefits: Remote work, Excellent work environment and development career.

Deel

Backend Software Engineer Kingdom of Spain
Skills & Focus: Backend Development, Node.js, TypeScript/JavaScript, SQL, PostgreSQL, API Development, Scalability, Performance Optimization, Distributed Systems, Remote Collaboration
About the Company: Deel is the all-in-one payroll and HR platform for global teams, supporting workers in 100+ countries with AI-powered tools and a fully owned payroll infrastru…
Experience: at least 8 years of experience as a Software Engineer

Affirm

Senior Backend Engineer - Search Platform Kingdom of Spain
Skills & Focus: backend systems, distributed systems, Python, Kotlin, AWS, MySQL, Spark, Kubernetes, OpenSearch, ElasticSearch
About the Company: Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compound…
Experience: 8+ years
Salary: €101,000 - €131,000
Type: Full-time
Benefits: 100% subsidized medical coverage, dental and vision for you and your dependents, Flexible Spending Wallets, Away Days, …
Staff Software Engineer Kingdom of Spain
Skills & Focus: software engineer, backend systems, AWS, MySQL, Spark, Kubernetes, technical solutions, data pipelines, reporting systems, collaboration
About the Company: Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compound…
Experience: 8+ years
Salary: €101,000 - €131,000
Type: Full-time
Benefits: 100% subsidized medical coverage, dental and vision for you and your dependents, Flexible Spending Wallets, Away Days, …