Back End Developer

1 day ago

Lahore, Punjab, Pakistan BIG O SOFT LLC Full time

6 days ago Be among the first 25 applicants

Direct message the job poster from BIG O SOFT LLC

CEO at Big O Soft | Web3 & Blockchain Innovator | Mobile App & AI Developer | Gamification Strategist for Scalable Tech Products

Senior Backend Developer (TypeScript/Node.js, Blockchain & Telegram Bots)

Job Type: Full-Time

About Us

We're at the forefront of blockchain innovation, developing cutting-edge solutions that span multiple chains and integrate with popular messaging platforms. Our projects combine the speed of Solana, the versatility of EVM-compatible chains, and the reach of Telegram bots to create powerful, user-friendly decentralized applications.

Role Overview

We're seeking an experienced backend developer to lead our multi-chain blockchain initiatives and Telegram bot development. You'll be responsible for architecting robust backend systems using TypeScript and Node.js, integrating blockchain protocols, and creating sophisticated Telegram bots that interface with our blockchain solutions.

Key Responsibilities

  • Develop scalable backend services using Node.js and TypeScript
  • Design and implement smart contracts for Solana and EVM-compatible chains
  • Create and maintain high-performance Telegram bots integrated with our blockchain systems
  • Build secure APIs and real-time data processing pipelines
  • Optimize database performance and implement caching strategies
  • Ensure system security and implement robust authentication mechanisms
  • Collaborate on cross-chain solutions and messaging platform integrations

Core Requirements

  • 5+ years of Node.js/TypeScript backend development experience
  • Strong proficiency in blockchain development, including Solana (Rust) and EVM (Solidity)
  • Demonstrated experience in Telegram bot development and integration
  • Expertise in smart contract development and blockchain protocol integration
  • Proficiency with databases (PostgreSQL, MongoDB) and caching solutions (Redis)
  • Experience with API security, WebSocket communication, and real-time data processing
  • Familiarity with Docker, AWS, and serverless architectures
  • Ability to work on-site in [Location] for team collaboration

Blockchain-Specific Skills

  • EVM development: Solidity, Web3.js, Ethers.js, Truffle/Hardhat
  • Experience with cross-chain bridges and interoperability protocols
  • Understanding of DeFi protocols and tokenomics

Telegram Bot Development Skills

  • Proficiency in Telegram Bot API and bot development best practices
  • Experience integrating bots with blockchain wallets and DApps
  • Ability to implement complex bot logic and handle high user loads
  • Knowledge of bot analytics and performance optimization

Technologies We Use

  • Blockchain: Solana (Rust), Ethereum/EVM (Solidity), Web3.js, Ethers.js
  • Telegram: Telegram Bot API, Node.js Telegram Bot libraries

What We Offer

  • Competitive salary with blockchain-based performance bonuses
  • Opportunity to work on cutting-edge multi-chain and bot projects
  • Professional growth in decentralized systems and messaging platforms
  • Collaborative on-site environment with blockchain and bot development experts
Seniority level
  • Seniority levelMid-Senior level
Employment type
  • Employment typeFull-time
Job function
  • Job functionEngineering and Information Technology
  • IndustriesIT Services and IT Consulting

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