MLabs

MLabs is a Haskell, Rust, Blockchain, and AI consultancy specializing in mission-critical software development, cross-team collaboration, and cutting-edge value delivery for fintech, blockchain, and information technology sectors.

Internet Software & Services

Information Technology

11-50 (30)

Founded 2018

27 open positions

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Senior Backend Engineer

1 month, 1 week ago

Europe, United States, Poland, Romania

Full-time

Senior

Backend Engineer

Software Development

AWS Blockchain Cassandra Docker Go Grafana Kubernetes MongoDB PostgreSQL Prometheus Python SQL

Apply Now

MLabs

Internet Software & Services

11-50

Founded 2018

View All Jobs 27

Description

Design, build, and maintain scalable distributed backend systems for core platform and product capabilities.
Own backend services end to end, from architecture and implementation through monitoring and long-term reliability.
Partner with product and engineering teams to shape product decisions and strategy.
Build and evolve platform backend components, including protocol integrations and support for emerging blockchain networks.
Implement reliable interactions with smart contracts and other Web3 infrastructure.
Maintain high standards for code quality, performance, security, and observability across services.
Work effectively in a fast-paced startup environment while balancing speed and technical correctness.
Use AI-assisted tools to improve development velocity and personal productivity.
Contribute to technical discussions, code reviews, and mentorship within the team.

Requirements

5+ years of professional experience designing and building distributed backend systems.
Strong foundation in algorithms, data structures, and software design patterns.
Professional experience with Python 3.
Experience with containerized systems such as Docker and Kubernetes.
Experience with databases such as Postgres/SQL, MongoDB, or Cassandra.
Experience with cloud environments, especially AWS.
Experience with observability tools such as Sentry, Prometheus, and Grafana.
Clear, proactive communication skills for a distributed, async-first team.
Strong ownership mindset.
Hands-on experience with blockchain systems, dApps, or smart contracts is highly preferred.
Knowledge of Golang is a bonus.
Prior experience in a high-autonomy startup environment is a bonus.
Location within time zones close to CET/EET is preferred.

Benefits

Competitive salary of $90K-$150K with stock options.
Comprehensive medical insurance.
Flexible work schedule.
Full remote work support, including software, equipment, and coworking memberships.
Unlimited days off.
Relocation support.
Travel opportunities to industry festivals and global events.
Fully distributed team environment.

Interested in this position?

Apply directly on the company website

Apply Now

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