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MLabs LTD

Founded in 2018, MLabs is a private software engineering consultancy specializing in Haskell and Rust development with a focus on blockchain, artificial intelli

Senior Backend Engineer

Location

Poland

Posted

53 days ago

Salary

$120K - $135K / year

Seniority

Senior

Bachelor Degree1 yr expEnglishAWSCloudRustTerraformTypeScript

Job Description

Senior Backend Engineer

MLabs LTD

• Design, develop, and maintain high-performance backend services including payment flows, data pipelines, and merchant-facing APIs. • Author comprehensive technical design documents and lead architectural reviews for major system components. • Ensure all code meets production-quality standards with robust testing, detailed documentation, and sophisticated error handling. • Manage the full lifecycle of services from initial implementation and testing to deployment and ongoing monitoring. • Provisions and manages infrastructure utilizing AWS and Terraform, ensuring services are scalable and secure. • Implement deep observability—including logging, metrics, and tracing—to meet the reliability requirements of a global financial system. • Participate in on-call rotations and lead incident response efforts to drive long-term system resilience. • Work closely with cross-functional stakeholders in Product, Finance, Legal, and Operations to translate business requirements into technical implementations. • Engage in a modern code review culture that incorporates automated AI agent reviews and collaborative human feedback. • Contribute to the evolution of engineering standards and team processes to support rapid scaling.

Job Requirements

  • Proven Senior Experience: Extensive background in designing, shipping, and operating production-grade backend services at scale.
  • Architectural Expertise: Strong skills in API and system design, with the ability to navigate ambiguous problem spaces and make reasoned trade-offs.
  • Cloud Infrastructure: Professional experience with AWS and managed services; proficiency in managing infrastructure as code (Terraform or equivalent).
  • Technical Communication: Excellent written and verbal communication skills, with the ability to explain complex technical concepts to non-engineering stakeholders.
  • AI Literacy: Demonstrated ability to use AI tools effectively within a daily engineering workflow to enhance productivity and code quality.
  • Language Proficiency: While the primary stack is Rust and TypeScript, the client values a strong background in systems languages and a high degree of adaptability.

Benefits

  • Competitive compensation including salary and equity/incentive structures.
  • Fully remote work environment with a dedicated budget for home office setup.
  • Regular international team offsites and opportunities for travel to industry conferences.
  • Comprehensive PTO and parental leave policies.
  • Dedicated Learning & Development budget for continuous professional growth.
  • Healthcare coverage (specifically for US-based team members).

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