Senior Software Engineer (GoLang / PHP)

Gelato
Madrid, Spain
3 months ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience required
5 years minimum
Working hours
Regular working hours
Job source

Tech stack

PHP (Programming Language) Application Programming Interfaces (APIs) Agile Methodology Artificial Intelligence BigQuery Code Generation Continuous Delivery PostgreSQL Memcached RabbitMQ Redis Prometheus
+13 more
Symfony Datadog Test-Driven Development (TDD) System Availability Large Language Models Grafana Prompt Engineering Information Technology Low Latency Docker Golang Programming Languages Microservices

Job description

We are not just early adopters of AI - we’re AI-native builders. Across engineering, product, and operations, we embrace AI to accelerate innovation:

  • AI-first development using LLMs for code generation, testing, documentation, and design exploration.
  • Autonomous AI agents driving platform resilience, observability, cost control, and internal workflow automation.
  • AI-native product features built into GelatoConnect and the core platform - improving routing, personalization, and production optimization.
  • A culture of continuous experimentation with RAG, agent orchestration, prompt engineering, and model fine-tuning.

What you will be doing

  • Using the latest technologies to solve real problems for our customers at a massive scale
  • Collaborating closely with other engineers as a valuable member of a cross-functional team
  • Sharing your knowledge and building creative solutions while helping the team evolve best practices
  • Designing, developing, and deploying backend services with a focus on high availability, low latency, and scalability
  • Taking end-to-end responsibility for the services that are owned by your team, including taking part in an on-call rotation

Requirements

Do you have experience in Scalability?, Do you have a Master’s degree?, * A programming language agnostic having 5+ years of experience in a similar role

  • Having a minimum of B.S. degree in Information Technology or Computer Sciences
  • Able to adapt, change and grow quickly as we scale the organization
  • Passionate about engineering practices like agile, continuous delivery, test-driven development, traceability, and observability
  • Growth mentality, are curious and not afraid to be experimental.
  • You share your ideas and continuously improve yourself and the team around you
  • Solid experience as an Engineer designing, developing, and maintaining API driven solutions
  • Strong communication skills, high integrity, and great attention to detail

Possess knowledge and experience, or have an interest in working with:

  • Docker and Kubernetes
  • GoLang (Go-kit, DDD) and PHP (Symfony)
  • Microservices architecture
  • PostgreSQL, BigQuery, RabbitMQ
  • Memcache, Redis
  • ELK, DataDog, Prometheus & Grafana

About the company

Gelato has built the world’s largest and most global network for on-demand production of customized items e.g. t-shirts, wall art, mugs, books, hoodies, and cards. We support a new wave of e-commerce entrepreneurs and the global shift towards local and more sustainable production.

In many ways, we at Gelato are rethinking how digital fabrication of customized products can be done on-demand. Just imagine what will happen when we add 3D printing capabilities to this global service. We are already empowering thousands of e-commerce entrepreneurs to grow and scale their businesses.

Platform

Gelato is an AI-first, cloud-native platform transforming local, on-demand production and delivery - with zero physical assets. We power:

  • Global production orchestration: connecting e-commerce customers to 130+ partners across 32 countries. From AI-guided plate design to smart routing and logistics, we deliver to over 5 billion people in under 72 hours-faster, greener, smarter.
  • GelatoConnect: our AI-driven print production OS that helps producers master digital printing - from inventory to shipping - by automating every step: procurement, prepress, printing, packaging, and dispatch. It’s machine-agnostic, real-time, and built for uptime, precision, and profitability., At Gelato, we pride ourselves on our global presence with 14 offices worldwide, fostering a dynamic and diverse work environment. Rooted in a culture that values collaboration, creativity, and camaraderie, we actively cultivate a company culture that thrives on shared experiences. We encourage team members to embrace this culture by working from our inspiring office spaces at least three days a week, allowing for meaningful connections and collective growth.

Apply for this position

This job is hosted externally. Click below to view the full posting and apply.

Apply on indeed.com

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

3:55 min

Demonstrating semantic routing thresholds with the Redis vector library

1:08 min

Building solutions with open source GoLang infrastructure tools

Jad Wahab · LIVE

2:07 min

Inspecting default bridge architectures and custom Docker networks

Oliver Seitz Oliver Seitz · WWC 2025

4:36 min

Hiring passionate software engineers to tackle unprecedented scaling challenges

Dana Lawson Dana Lawson +1 · WWC Europe 2026

3:42 min

Comparing in-memory and Redis storage for cache scalability

Simone Sanfratello · WWC 2022

1:06 min

Developer experience and project variety at scale

Alexandra Petri · WWC 2023

Videos

See all

Related articles

See all