POWER A WORLD OF TRUST Incode is the leading provider of world‑class identity solutions that is reinventing the way humans authenticate and verify their identities online to power a world of digital trust.
Through our revolutionary identity solutions, we are unleashing the business potential of universal industries including finance, government, retail, hospitality, gaming, and more, by reducing fraud and transforming human interactions with data, products, and services.
We’re in the process of rapidly scaling our diverse global team and we’re looking for entrepreneurial individuals and leaders who are curious, driven, and excited by ownership to join a Unicorn‑status scale‑up!
Our AI‑powered platform lets leading banks, fintechs, marketplaces, and governments deliver friction‑free experiences while defeating fraud and safeguarding privacy. Customers such as Citi, AirBnB, Block, Chime, Sixt, and TikTok rely on Incode to power their identity verification and security. The Impact You’ll Make We are seeking a highly skilled Backend Engineer to join our team of backend and DevOps experts. In this role, you will design and implement scalable, resilient backend services that power products used by millions of users. You'll tackle complex engineering challenges, from designing robust APIs and data migrations to building fraud detection systems, while ensuring performance, stability, and maintainability.
Engineering Excellence & Scalability – Architect and implement backend systems that are robust, scalable, and capable of supporting millions of active users. Contribute across all phases, including prototyping, implementation, testing,



deployment, and monitoring.
Code Quality & Best Practices – Write clean, maintainable, and well‑tested code. Complex Problem‑Solving – Tackle challenging engineering problems such as designing large‑scale graph‑based systems, managing large‑scale data migrations, and optimizing system performance.
Observability & Resilience – Implement logging, monitoring, and tracing practices to ensure system health and reliability. Proactively identify and address performance bottlenecks.
Cross‑Team Collaboration – Work closely with DevOps, ML engineers, product managers, and other engineers to ensure smooth integrations and high‑quality deliverables. The Qualities That Set You Apart
Technical Mastery – Deep knowledge of Java/Kotlin and the Spring framework ecosystem, with proven expertise in backend architectures.
Database Expertise – Strong understanding of PostgreSQL, MongoDB, and Redis, with the ability to design schemas, optimize queries, and ensure data consistency. Hands‑on experience with graph databases (e.g. Neo4j, Memgraph, Amazon Neptune) and columnar databases (e.g. ClickHouse, Apache Cassandra).
Analytical Mindset – Skilled at breaking down complex systems and applying logical,



systematic approaches to engineering problems.
Quality‑Driven Approach – Commitment to writing high‑quality, maintainable code with comprehensive test coverage.
Collaborative Spirit – Strong communication and teamwork skills, enabling seamless collaboration across engineering, ML, and DevOps teams.
5+ years of professional software development experience
~ Proficiency in Java/Kotlin and the Spring framework ecosystem
~ Experience with observability tools (logging, monitoring, tracing)
~ Solid understanding of PostgreSQL, MongoDB, and Redis
~ Experience with AWS cloud services
Hands‑on work with Kubernetes for orchestration
Familiarity with Kafka for messaging and event‑driven architectures
Exposure to machine learning‑centric systems
Experience with graph databases (e.g. Neo4j, Memgraph, Amazon Neptune) or columnar databases (e.g. ClickHouse, Apache Cassandra)
Elite Team & Backing – Work with a truly global group of top engineers, designers, and investors who share your ambition to dominate a category.
Global Impact – Every program you launch will reverberate across industries and continents.
High performance
Context, not control
Flexible Working Hours & Workplace
We take great pride in having an inclusive, diverse, and general team, and we are always looking for talented and passionate individuals from all backgrounds and walks of life. Applicant Data Privacy We will only use your personal information concerning Incode’s application, recruitment, and hiring processes.
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📌 Engineer - back End Developer (España)
🏢 Incode
📍 España