MLabs

Principal Software Engineer

MLabs

full-time

Posted on:

Location Type: Remote

Location: United States

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Salary

💰 $220,000 - $300,000 per year

Job Level

About the role

  • Lead the design and development of highly scalable, secure backend services and APIs.
  • Define and evolve the architecture for databases, microservices, and system integrations.
  • Own critical projects from initial requirements through production deployment and iteration.
  • Troubleshoot and resolve complex performance and reliability challenges at massive scale.
  • Drive improvements to CI/CD, observability, and engineering processes across multiple teams.
  • Collaborate with product, security, and leadership to shape roadmap priorities and align technical execution with long-term company strategy.
  • Mentor senior engineers, promote best practices, and represent technical expertise in high-level client discussions.
  • Make key architectural decisions and drive engineering standards across the organization.

Requirements

  • 10+ years of backend software engineering experience, with demonstrable leadership in the fintech, payments, or blockchain space.
  • Mastery of TypeScript plus deep expertise in one or more systems languages (e.g., Rust, Go, C++).
  • Proven track record building scalable APIs, robust infrastructure, and developer platforms.
  • Deep expertise with databases (e.g., PostgreSQL, DynamoDB, NoSQL) and major cloud platforms (e.g., AWS).
  • Strong knowledge of microservices architecture, CI/CD pipelines, observability tools, and the Secure Software Development Life Cycle (SSDLC).
  • Familiarity with applied cryptography, Public Key Infrastructure (PKI), and secure backend architectures.
  • Exceptional problem-solving skills, clear communication, and the ability to influence technical direction across teams.
Benefits
  • Equity: 150–300 stock options vested over 4 years
  • Healthcare & Retirement: Comprehensive Healthcare coverage and 401K plan.
  • Equipment: High-end work equipment provided (MacBook Pro + essentials).
  • Travel: Covered travel expenses.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
TypeScriptRustGoC++APIsPostgreSQLDynamoDBNoSQLmicroservices architectureSecure Software Development Life Cycle
Soft Skills
leadershipproblem-solvingclear communicationinfluence technical directionmentoringcollaboration