Senior Backend Engineer (Go)

Block Labs is seeking a Senior Backend Engineer (Go) to join their team in Málaga, Andalusia, Spain. You will be instrumental in building the backend services that power player experiences on their innovative Web3, AI, and iGaming platforms. If you are a highly technical builder looking to shape the future of digital products, apply now!

Looking for a Senior Backend Engineer (Go) at Block Labs in Málaga, Andalusia, Spain? This role focuses on the day-to-day work of a Senior Backend Engineer (Go).

About Block Labs Block Labs is a premier technology studio operating at the bleeding edge of Web3, Artificial Intelligence, and iGaming. We don't just ship features; we engineer high-scale, production-grade platforms that power the next generation of digital products. We are a co

Company Overview

Block Labs is a premier technology studio operating at the bleeding edge of Web3, Artificial Intelligence, and iGaming. We engineer high-scale, production-grade platforms that power the next generation of digital products. We are a collective of senior engineers, product strategists, and builders who refuse to compromise on architecture, aiming to reshape the future with decentralized finance, digital asset management, and gaming ecosystems.

Quick Details

• Salary Range: Not Applicable
• Job Type: Full-time
• Qualifications: Bachelors Degree
• Experience: 5 Year+

Key Responsibilities

• Design and build distributed backend services that power player engagement across a multi-tenant platform.
• Develop core platform features and services across a broad and evolving set of player-facing domains.
• Consume and process high-volume player activity streams, integrating with internal and third-party tools.
• Collaborate with product, frontend, data, and infrastructure teams to deliver reliable, end-to-end systems.
• Contribute to architectural design and drive technical decisions across services.
• Ensure scalability, fault-tolerance, and data integrity.
• Maintain clean, testable, and well-documented Go code following industry best practices.

Requirements

• 6+ years of experience in backend development, ideally on high-throughput, real-time, or consumer-facing systems.
• Strong proficiency in Go as a primary backend language; experience with gRPC and RESTful APIs is highly valued.
• Solid understanding of distributed systems, multi-tenant architectures, and microservices.
• Experience building consumer-facing or platform services where engagement, personalisation, or platform integrity matter is a strong advantage.
• Comfortable working in cloud-native environments.
• Deep commitment to software reliability, observability, and security best practices.
• Excellent communication skills and a collaborative mindset.

Benefits

• Opportunity to work on cutting-edge Web3, AI, and iGaming technologies.
• Join a mature, mission-driven, and low-ego team of experts.
• Contribute to high-scale, production-grade platforms.
• Shape new products and capabilities as the platform grows.
• Work with event-driven systems designed for resilience, low latency, and trust.