Software Engineer, Backend (Global Experimentation - Tech Foundations)

teams' ability to build, scale, and deliver quality features-ultimately impacting millions of users worldwide. In this role, you will contribute to the design, development, and maintenance of our critical backend services, ensuring their scalability, performance, and reliability. You will be fundamental in the evolution of our architecture, working primarily with Go (Golang) and the JVM ecosystem, making the most of AWS Cloud services and ensuring complete visibility of our systems through observability tools like Grafana. Our mission is to build a cutting-edge backend infrastructure that supports millions of daily transactions, making performance, reliability, and scalability key aspects of every development process. If you are a creative problem solver looking for an opportunity to work on high-impact global projects, this role is for you. Responsibilities * Design, develop, and implement high-quality, high-performance backend services primarily using Go (Golang) and JVM-based technologies. * Collaborate with cross-functional teams to define the best architecture and integration strategy for new services and functionalities. * Ensure the scalability, reliability, and efficiency of our systems, optimizing the use of AWS Cloud Services (EC2, S3, RDS, Lambda, SQS, SNS, DynamoDB, etc.). * Implement and maintain observability tools (monitoring, logging, tracing) using platforms like Grafana, Prometheus, ELK Stack, etc., to ensure system visibility and rapid problem resolution. * Actively participate in code reviews, system design, and architectural discussions, contributing your expertise and best practices. * Identify and address performance bottlenecks, security vulnerabilities, and reliability issues in the backend infrastructure. * Design and implement multi-region and multi-tenant architectures to ensure high availability and low latency globally. * Work in a collaborative environment, communicating effectively with engineering, product

and operations teams. Qualifications * 3+ years of professional backend software development experience working on modern backend programming languages, such as Go (Golang), Java, Python, or Kotlin. Experience building production services with Go is a significant plus. * Demonstrated experience in designing, implementing, and operating scalable and highly available systems on AWS Cloud Services. * Hands-on experience with observability tools like Grafana, Prometheus, Datadog, or Kibana for monitoring, alerting, and log analysis. * Deep understanding of relational databases (e.g., PostgreSQL, MySQL) and NoSQL (e.g., DynamoDB, MongoDB, Redis). * Experience with microservices architectures and RESTful/gRPC APIs. * Intermediate to advanced English proficiency is required for effective communication. Nice To Have * Knowledge and hands-on experience with Feature Flagging and/or A/B Testing systems. * Experience or adaptability to work with multiple programming languages. * Familiarity with Docker and Kubernetes. * Experience working in a fast-paced, agile environment. * A passion for delivering high-quality, maintainable, and scalable code. Additional Information Individuals representing diverse profiles, and abilities, encompassing various genders, ethnicities, and backgrounds, are less likely to apply for this role if they do not possess solid experience in 100% of these areas. Even if it seems you don't meet our musts don't let it stop you, we are all about finding the best talent out there! Skills can be learned, and embracing diversity is invaluable. We Believe Driven Talent Deserves * An enticing equity plan *if applicable * Top-notch private health insurance to keep you at your peak. * Monthly Glovo credits so you can test new features in our beta app (and to satisfy your cravings!) * Discounts on transportation, food, and even kindergarten expenses or office-based nursery. * Discounted gym memberships to keep you energized. * ️ The freedom to work from home two days a week, and the opportunity to work from anywhere for up to three weeks a year.. * Enhanced parental leave (*if applicable) *

As the world's leading local delivery platform, our mission is to deliver an amazing experience, fast, easy, and to your door. We operate in over 70+ countries worldwide, powered by tech but driven by people. As one of Europe's largest tech platforms, we enable ambitious talent to deliver solutions that create impact within our ecosystem. We move fast, take action and adapt. No matter where you're from or what you believe in, we build, we deliver, we lead. We are Delivery Hero. Job Description We are on the lookout for an Software Engineer (Mid-level), Backend to join the Global Experimentation team within Tech Foundations vertical in Barcelona on our journey to always deliver amazing experiences. As a member of the Tech Foundation Team, you'll support Delivery Hero's rapid innovation and growth. You'll work on foundational systems that enable faster feature development, security, and reliability across our global engineering community. Every enhancement you make will contribute to our