Backend Engineer, Golang – Decentralized Applications

Pragmatike

full-time

Posted on: 9/22/2025

Origin: • 🇱🇹 Lithuania

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Mid-LevelSenior

AWSAzureCloudDockerGoGoogle Cloud PlatformJavaKubernetesMicroservicesTCP/IP

About the role

Design and develop scalable, distributed, server-side software applications and microservices
Develop and optimize mission-critical software with emphasis on system programming and performance tuning
Implement robust peer-to-peer (P2P) communication solutions and contribute to libp2p or similar libraries
Ensure cross-platform functionality and application compatibility
Collaborate within an Agile Scrum team to define and prioritize backlog items and identify risks/dependencies
Create clean, maintainable, and reusable code
Optimize solutions for performance, reliability, and security
Establish and enhance infrastructure, including deployment pipelines and observability tools
Work with multi-cloud environments (AWS, Azure, GCP)
Participate in application lifecycle management and engage with product/design teams to capture end-user requirements
Conduct thorough code reviews, mentor other engineers, and champion best engineering practices

Minimum 5-6 years of experience as a Senior/Lead Backend Developer
MS degree in Computer Science or a closely related technical field
Demonstrated technical proficiency in Go and/or Java
P2P experience is a MUST
Experience contributing to or building projects using libp2p or similar P2P libraries
Strong understanding of design patterns and multi-threaded programming
Solid grasp of internet protocols and technologies: TCP/IP, HTTP, HTML, XML
Familiarity with service-oriented designs and methodologies: REST, JSON
Ability to build well-structured, secure RESTful APIs
Deep understanding of Agile development principles and Agile Manifesto
Languages: English (mandatory); French (a plus)
Preferred: Hands-on experience with Kubernetes and Docker
Preferred: Experience in infrastructure engineering and managing production environments
Preferred: Skilled in using tracing/logging systems for diagnosing production issues
Preferred: Proven track record building large-scale, high-availability systems
Preferred: Strong background in multi-cloud deployments (AWS, Azure, GCP)
Preferred: Experience with libp2p, decentralized systems, and related startups or open-source projects
Preferred: Familiarity with continuous delivery pipelines and DevOps practices