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Coinspaid Solutions

Cryptocurrency payment processing for global merchants

R&D Engineer

Blockchain & Smart Contract EngineeringConfirmed live in the last 24 hours
Full-timeNo salary listed

About the Job

Requirements

  • At least 5 years of experience as a developer.
  • Deep knowledge of Go and Solidity.
  • Expertise in Web3.
  • Experience with version control systems such as Git.
  • Experience working with blockchain platforms such as Ethereum, Solana, or Tron.
  • Experience with cryptographic protocols and smart contracts.
  • Experience with decentralized finance (DeFi).
  • Knowledge of decentralized application (dApp) architectures.
  • Understanding of cryptocurrency transactions and smart contracts.
  • English proficiency at B1–B2 level.

Responsibilities

  • Develop and implement solutions for products in the blockchain and crypto-processing sector.
  • Write clean, high-quality, maintainable code.
  • Integrate new functionalities into existing solutions and system architectures.
  • Integrate blockchain platforms with existing systems.
  • Conduct code reviews and ensure code security.
  • Participate in architectural discussions and develop scalable system architectures.
  • Work with application programming interfaces (APIs) to interact with crypto-payment gateways and external services.
  • Analyze system performance, identify bottlenecks, and optimize the system.
  • Participate in developing new products and services based on blockchain technologies.
  • Research, design, develop, and test solutions in secure, high-performance distributed systems for processing cryptocurrency transactions.
  • Integrate functionalities such as multi-party computation (MPC) and distributed signing into company products.

Desired Qualifications

  • Experience with financial operations and high-load systems.
  • Knowledge of containerization and DevOps infrastructure, including Docker and Kubernetes.
  • Experience with Rust, JavaScript, or Python.

About the Company

Coinspaid Solutions

Cryptocurrency payment processing for global merchants

CoinsPaid provides cryptocurrency payment services for businesses globally, enabling them to process crypto transactions across 50+ currencies with a simple API for quick integration. Its products include turnkey payment solutions, transaction processing with instant confirmations for popular currencies, and comprehensive financial reporting for easy reconciliation. The service runs on transaction-based fees plus value-added offerings, and it maintains high-security standards through yearly third-party audits, tiered employee access, and a blockchain-based risk scoring system. The company differentiates itself with 24/7 support, a loyalty program, and robust security and reporting features to help clients reduce costs and access new markets. Its goal is to help businesses accept and settle crypto payments reliably and efficiently while expanding their global reach.

Company size
201-500
Company stage
Not listed
Total funding
Not listed
Headquarters
Tallinn, Estonia
Founded
2014

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