Golang Developer

Valsea IT; Marbella; Presencial; EUR 60.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid/Remote work

Private health insurance

Language lessons (English/Spanish)

Flexible working hours

Descripción de la vacante

Valsea IT is seeking a senior backend engineer to design, build, and maintain scalable Go services. You will work on event-driven distributed systems with Kafka and gRPC, owning legacy codebases and expanding platform capabilities.

You will collaborate with cross‑functional teams to ship features, improve observability, and drive production reliability while maintaining strong documentation and knowledge sharing across the team. Proficiency in English is essential.

Formación

• 3+ years of hands-on Go in production.
• Experience with Kafka, gRPC, and Protocol Buffers.
• Production PostgreSQL/Redis experience.
• Docker/containerized deployment experience.
• Strong English communication.

Responsabilidades

• Design, build, and maintain backend services in Go.
• Develop event-driven, distributed systems using Kafka and gRPC.
• Own and evolve legacy codebases into the platform.
• Collaborate with cross-functional teams to deliver features.
• Improve observability, monitoring, and alerting for production readiness.
• Troubleshoot production issues and optimize performance.
• Share knowledge and raise the technical bar across the team.

Conocimientos

Go

Apache Kafka

gRPC

PostgreSQL

Redis

Docker

Event-driven design

Product-minded

Strong communicator

Ambiguity tolerance

Organised

Collaborative

English communication

Herramientas

KrakenD

Keycloak

OAuth2

Cassandra

S3 storage patterns

Descripción del empleo

What you’ll do:

• Design, build, and maintain highly scalable and resilient backend services using Go.
• Develop event‑driven, distributed systems leveraging Kafka and gRPC.
• Own and evolve acquired codebases: integrate them into Valsea’s platform and expand their capabilities.
• Collaborate with cross‑functional teams to define, design, and ship new features that deliver real product value.
• Contribute to architectural decisions and continuously evolve our backend stack with new tools and best practices.
• Build and maintain back‑office APIs and admin tooling that internal teams and operators rely on.
• Strengthen observability, monitoring, and alerting to ensure systems operate reliably under production load.
• Troubleshoot production issues, optimize system performance, and proactively drive improvements.
• Share knowledge with teammates and help raise the technical bar across the team.

What you’ll bring:

• Go: at least 3 years of hands‑on experience building production‑grade distributed systems.
• Apache Kafka: Experience with event streaming, messaging patterns, and integration into microservices.
• gRPC and Protocol Buffers for inter‑service communication.
• PostgreSQL and Redis in production environments.
• Docker and containerised deployments.
• Event‑driven architectures and event sourcing patterns: comfortable reasoning about state, ordering, and idempotency.
• Product‑mindful: thinking in terms of impact, user value, and business outcomes.
• Strong communicator: able to explain both technical and product concepts clearly.
• Thrives in ambiguity: ask the right questions, align with stakeholders, and find a way forward when requirements are unclear.
• Organised and proactive: take ownership and keep things moving.
• Collaborative: enjoy working closely with engineers, designers, and stakeholders.
• Proficiency in professional‑level English communication, both written and verbal.

What we would like to see:

Familiarity with API gateways (KrakenD or similar) and identity providers (Keycloak, OAuth2). Exposure to Cassandra or other NoSQL databases at scale. Knowledge of S3‑based storage patterns for archival and evidence data.

What we offer:

• Hybrid working model (office 3 days/week) or fully remote.
• Innovative international company that uses cutting‑edge tech equipment.
• Collaborative teams and agile multicultural environment.
• Competitive salary with flexible working hours.
• 23 paid vacation days + public holidays.
• Private health insurance for you and your family.
• Free Online English/Spanish lessons.
• Corporate events throughout the year.
• Ongoing learning and professional development opportunities.

In‑office perks such as:

• Daily breakfast and freshly cooked lunch 3 days a week.
• 50% discount on personal training sessions and physiotherapy sessions.
• Games room, full kitchen with hot drinks, fruit, soft drinks.
• Gym, massage room and much more.

At Valsea, we want diversity and inclusion in an environment where unique perspectives and new talents thrive. Join us in creating a workplace where everyone can shine and contribute to our collective success. Protecting your privacy and data security is a longstanding top priority for Valsea. Please consult our Privacy Notice https://valsea.teamtailor.com/data-privacy to learn more about how we collect, use and transfer the personal data of our candidates.

We’re a diverse team with great people from across the world. This position is available both as a hybrid position in Marbella (Spain) or as a fully remote position from inside the EU. Please note that we are unable to sponsor work visas outside the EU.