Tangany GmbH is hiring Web3 Senior API Developer for Blockchain Applications (m/f/d)

Senior API Developer for Blockchain Applications (m/f/d)


Minimum 1 Year

Employee type

Full Time



Offer Salary

$65k - $150k

Desired Qualifications

  • Several years of experience in design and development of (REST) APIs, ideally with TypeScript and Node.js
  • In-depth knowledge of client/server & microservice architectures, as well as API design & communication (e.g. REST, GraphQL) with OAuth2 based authentication methods
  • Ideally experience in-depth experience in the areas of API & software security, with automated testing, continuous integration (Azure DevOps Pipelines), source code & issue management (Git/GitHub) and cloud computing services (Microsoft Azure), especially Serverless Functions (Azure Functions).
  • Passion for blockchain technologies; blockchain know-how is an advantage
  • English (> B1), ideally german (> A2)

Duties & Responsibilities

  • Work with a team of experienced API- & blockchain developers on our market-leading and innovative web and blockchain products
  • Support our product owner and other stakeholders during the design process of new API-products & API-features with your technical expertise, especially on the subject of API design
  • Make independent decisions about architecture, API & software design
  • Develop scalable & secure backend services and APIs based on Node.js using TypeScript
  • Create and monitor CI/CD pipelines to ensure defined quality objectives are automated and continuously deliver customer value
  • Be responsible for test, rollout and go-live of products & new features
  • Develop and maintain standards for our software development, especially regarding code quality, clean code, automated testing & deployment, diagnostics and monitoring

Salary & Benefits

  • An attractive annual salary in line with market conditions
  • 30 vacation days per year plus half days at Christmas (24.12) and New Year's Eve (31.12)
  • Possibility of virtual shares (ESOP) in the company
  • Office in the heart of Munich with perfect public transport connections
  • The opportunity to become a blockchain expert
  • Highly motivated, well-rehearsed team with diverse skill sets
  • A guaranteed, fast learning curve and sufficient freedom
  • Your choice of hardware (Mac, Windows, etc.)
  • 100% remote work and flextime possible
  • No time tracking or similar as we believe in our team
  • Plenty of fun with the Nintendo Switch and team events
  • Free drinks (water, tea, coffee, beer) and fruit

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