Senior Full-stack Developer

  • Closed
  • US Company | Micro (1-10 employees)
  • LATAM (100% remote)
  • 5+ years
  • Short-term (20h)
  • Blockchain / Cryptocurrency
  • Full Remote

Required skills

  • Scala
  • Blockchain
  • Docker
  • GraphQL
  • JavaScript

Requirements

Must-haves

  • 5+ years of software development experience
  • Proficiency with Scala with a strong focus on functional programming
  • Experience with distributed systems and navigating complex codebases
  • Experience designing GraphQL schemas
  • Proficiency with container tools (Docker, Ansible)
  • Working knowledge of JavaScript for integration support
  • Familiarity with blockchain technologies (Metagraphs, DAG-based protocols)
  • Ability to work independently and deliver in a remote environment
  • Strong communication skills in both spoken and written English

Nice-to-haves

  • Startup experience
  • Experience with NFT applications or digital marketplaces
  • Prior work in web3 ecosystems
  • Understanding of DAG-based blockchain frameworks (e.g. Constellation)
  • Bachelor's Degree in Computer Engineering, Computer Science, or equivalent

What you will work on

  • This is a part-time role (20 hours/week) for a 6-12-month contract
  • Develop and maintain backend services using Scala with a focus on functional programming
  • Collaborate with the CTO to finalize and launch a blockchain protocol to mainnet
  • Integrate with blockchain technologies (HGTP, Metagraphs)
  • Design and implement versionable GraphQL schemas for efficient data management
  • Support JavaScript integrations to expand protocol functionality
  • Manage distributed systems (Docker, docker-compose, Ansible)
  • Work asynchronously with occasional synchronous meetings for onboarding and key reviews

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