Software Development Engineer in Test (SDET) – Blockchain (Remote)

About the role

We are looking for a Software Development Engineer in Test (SDET) specialized in blockchain to design and maintain automated test suites that guarantee the reliability of our decentralized applications and services. The role is fully remote and focuses on ensuring high‑quality blockchain infrastructure at scale.

Key responsibilities

• Build and optimise full‑stack automated test suites for blockchain services and decentralized applications.
• Test and validate blockchain RPC services and other distributed system components.
• Define and implement blockchain‑specific testing strategies and quality standards.
• Diagnose, triage and resolve complex issues across blockchain infrastructure.
• Collaborate with blockchain engineers to embed quality throughout the development lifecycle.

Required profile

• 5+ years of experience in software engineering or test engineering.
• Proven SDET experience building automated tests for API, UI and CLI layers.
• Hands‑on experience testing blockchain services and decentralized applications.
• Deep understanding of blockchain protocols, RPC services and distributed system behaviour.
• Strong problem‑solving skills in distributed environments.
• Advanced proficiency in English.

Required skills

• Automated testing
• API testing
• UI testing
• CLI testing
• Blockchain protocols
• RPC services
• Distributed systems
• Test suite development

What we offer

• 100 % remote work from anywhere.
• Competitive compensation in USD or local currency.
• Provided hardware and software for home office.
• Flexible schedule.
• Paid parental leave, vacation and holidays.
• Innovative multicultural environment with top‑tier talent.
• Mentorship, promotion paths and continuous skill development.