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Urgent! Senior Full-Stack Software Engineer Job Opening In Bogotá – Now Hiring KEO World

Senior Full Stack Software Engineer



Job description

We are seeking a
Senior Full-Stack Software Engineer
with strong expertise in
Web3 and blockchain development
, ideally with experience on
Algorand
.

You'll be building web and mobile applications, integrating blockchain features, and driving secure, scalable product development.

Key Responsibilities

  • Design and implement user-facing features for web (React) and mobile (React Native) applications.

  • Architect and implement
    blockchain features and integrations
    (wallets, smart contracts, tokens, dApps), preferably on
    Algorand
    .

  • Integrate with third-party services (payments, KYC, custodians, analytics).

  • Ensure code quality through testing, reviews, and maintainable patterns.

  • Collaborate with product and delivery teams to shape and deliver new features.

  • Apply security-conscious development practices, especially in fintech/Web3 contexts.

Required Skills & Experience

  • 6+ years of full-stack development experience.

  • Strong expertise in Blockchain/Web3 (Algorand strongly preferred; Ethereum/Solana also valuable).

  • Experience deploying and interacting with smart contracts.

  • Proficiency in:
  • English skills C1 - C1+ - C2
  • Solid knowledge of TypeScript (comfortable in production).

  • Excellent communication skills.

Good to Have:

  • PostgreSQL and relational data modeling.

  • Experience with and SSR.

  • Familiarity with OTA updates for React Native apps (e.g., CodePush).

  • Experience in fintech (payments, wallets, lending, compliance).

  • React (web)

  • React Native (iOS & Android)


Required Skill Profession

Other General



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