Blockchain Developer

Job Title : Lead Blockchain Developer

Experience : 5+ Years

Location : Indore (WFO/Remote)

Employment Type : Contractual

Job Summary :

We’re seeking a Lead Blockchain Developer with 5+ Years of experience in building scalable, decentralized applications. The ideal candidate has expertise in Rust, Golang, Solidity, and Node.js, with hands-on experience in Geth, Docker, and blockchain infrastructure.

Mandatory Skills : Rust, Golang, Solidity, Node.js, Geth, Docker, Ethereum architecture, Smart Contracts, Blockchain Protocols.

Key Responsibilities :

• Design and develop core blockchain protocols and infrastructure.
• Build and deploy secure smart contracts using Solidity.
• Develop tools/services for Ethereum and related networks.
• Work on performant node-level development using Rust and Golang.
• Build APIs and backend services in Node.js.
• Manage containerized environments using Docker.
• Collaborate on system architecture and conduct code reviews.
• Stay updated on blockchain trends and implement best practices.

Key Requirements :

• Strong skills in Rust, Golang, Solidity, Node.js.
• Deep understanding of Ethereum, Geth, and blockchain concepts.
• Experience with Docker, API development, and smart contract security.
• Knowledge of consensus algorithms, cryptography, and performance tuning.
• Familiarity with CI/CD pipelines and DevOps tools is a plus.

Preferred Qualifications :

• Bachelor's/Master’s in CS or related field.
• Prior contributions to open-source or Web3 projects.

Be the brain behind a real based tokens project where real liquidity powers P2P trading.

We build next-gen blockchain tokens (ERC20/BEP20/TRC20) that are instantly transferable P2P, divisible, tradable on escrow systems, and backed by real liquidity.

Who We’re Looking For:

IIT graduates preferred with strong Blockchain + DeFi expertise

Solidity + Web3.js / Ethers.js expert

Experienced in tokenomics, stablecoins, AMMs, liquidity pools & P2P escrow

Ability to mint max tokens with minimal liquidity investment while keeping price stable

Key Responsibilities:

Deploy secure ERC20/BEP20/TRC20 tokens

Design liquidity-backed tokenomics

Optimize capital efficiency & AMM strategies

Build P2P escrow smart contracts

Maintain stable token price peg across exchanges

• 4+ years of development experience and at least 1 year of smart contract developer experience in solidity
• Solid experience in delivering resilient and secure code in Solidity
• Knowledge and experience of the test-driven development
• Very good understanding of the Blockchain technologies, especially Ethereum
• Familiar with the common Smart Contract vulnerabilities
• Solid understanding about Ethereum infrastructure, e.g. like Gnosis, TheGraph

Min Exp – 4 years

Location – Dwarka, Delhi

Immediate joiners are preferred

About the company – We are a web development and digital marketing company in Delhi, India. We have been serving our clients globally since 2012. We offer quality assured and revenue driven digital services at affordable rate.

Role summary - We seek an experienced Web3 Developer to join our team and help us build and maintain our Ecosystem based on blockchain. Our platform is built using React for the front end, Node.js, TypeScript, MongoDB for the backend, and Solidity for smart contracts. Someone passionate about blockchain technology and with a strong understanding of the Web3 ecosystem.

Responsibilities:

1. Blockchain Solution Design:

• Collaborate with stakeholders to understand business requirements and identify areas where blockchain technology can add value.
• Design and architect blockchain solutions, including selecting appropriate blockchain platforms, consensus mechanisms, data structures, and smart contract frameworks.
• Develop technical specifications, system architectures, and integration strategies for blockchain-based applications.
• Ensure blockchain solutions align with industry best practices, security standards, and compliance requirements.

2. Blockchain Development:

• Lead the development and implementation of blockchain applications, smart contracts, and decentralized protocols.
• Design and implement APIs and integration points for seamless interaction between blockchain and existing enterprise systems.
• Conduct thorough testing and debugging to ensure blockchain solutions' performance, security, and reliability.
• Collaborate with development teams to define blockchain development coding standards and best practices.

3. Security and Privacy:

• Implement robust security measures, encryption techniques, and access controls to protect blockchain data and transactions.
• Address privacy concerns and design solutions that ensure the confidentiality of sensitive information while maintaining transparency.
• Stay up-to-date with the latest security vulnerabilities and recommend strategies to mitigate risks in blockchain implementations.

4. Scalability and Performance Optimization:

• Optimize blockchain solutions to enhance scalability, transaction throughput, and system performance.
• Evaluate and implement scaling solutions, such as sharding, sidechains, or layer 2 protocols, to address the limitations of blockchain platforms.
• Conduct load testing and performance tuning to identify bottlenecks and optimize resource utilization.

5. Blockchain Governance and Consensus:

• Define governance models and consensus mechanisms suitable for specific use cases and industry requirements.
• Assess and recommend appropriate consensus algorithms, such as Proof of Work (PoW), Proof of Stake (PoS), or Practical Byzantine Fault Tolerance (PBFT), based on the project's needs.
• Establish protocols for transaction validation, block verification, and network participation.

6. Research and Innovation:

• Stay updated with the latest advancements and emerging trends in blockchain technology.
• Conduct research and experimentation to explore the potential of new blockchain platforms, protocols, and tools.
• Evaluate and recommend third-party blockchain solutions, frameworks, and libraries to accelerate development processes.

7. Collaboration and Leadership:

• Collaborate with cross-functional teams, including developers, engineers, product managers, and business stakeholders, to align technical requirements with business goals.
• Provide technical guidance and mentorship to development teams regarding blockchain technologies, best practices, and coding standards.
• Act as a subject matter expert, delivering presentations and training sessions on blockchain concepts and solutions.

Qualifications and Skills:

• Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
• Extensive experience in blockchain development and architecture, with a deep understanding of blockchain concepts, protocols, and platforms (such as Ethereum, Hyperledger Fabric, Corda, etc.).
• Proficiency in programming languages commonly used in blockchain development, such as Solidity, Go, or Java.
• Strong knowledge of smart contracts, decentralized applications (DApps), and blockchain development frameworks.
• Familiarity with cryptographic principles, encryption algorithms, and security best practices in the context of blockchain.
• Experience with cloud platforms and infrastructure (such as AWS, Azure, or Google Cloud) for deploying and managing blockchain networks.
• Understanding of decentralized storage, identity management, and tokenization concepts.
• Excellent problem-solving and analytical skills, with the ability to architect complex and scalable blockchain solutions.
• Strong communication and leadership skills to collaborate effectively with multidisciplinary teams and drive successful project outcomes.

Job Position - BlockChain Developer

Experience - 4+ Years

Job Location - Bangalore

Responsibilities:

• Search, design, develop, and test blockchain technologies.

• Brainstorm and help evaluate applications for new tools and technologies as they continually evolve.

• Maintain and extend current client- and server-side applications responsible for integration and business logic.

• Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals.

• Document new solutions as well as maintain the existing ones.

Requirements:

• Total 4+ Years of experience in Backend Development and minimum 1+ years of experience in Ethereum, Blockchain

• Knowledge of any one of the programming languages: NodeJS, Java, GoLang, C, C++, PHP

• Basic understanding of blockchain technology: Bitcoin, Smart Contracts, Solidity, Cryptography

• Knowledge of private blockchains such as Hyper Ledger, and Corda is a plus

• Basic understanding of HTML, CSS, JS, Bootstrap, and knowledge of front-end technologies such as Angular/ React/ Vue is a plus.

• Knowledge in databases and database modeling: MySQL, PostgreSQL, MongoDB

• Understanding of Software Development Lifecycle (SDLC)

• Experience using Git for version control

Desired Candidate Profile

We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting a distributed blockchain-based network. Primary responsibility will be analyzing requirements, designing blockchain technology around a certain business model, and building and launching a blockchain network.

Essential Skills :

• Strong software development background

• Experience working with large codebases

• Solidity, Web3.js, Ethereum, Truffle, Remix, Smart Contracts, Cryptography, Wallets, Blockchain Fundamentals, DeFi & Banking Domain

• Experience working with open-source projects

• Proficiency in one of the following languages: C++, Java, JavaScript 

• Strong knowledge of common algorithms and data structures

• Familiarity with basic cryptography

• Familiarity with P2P networks

• Strong knowledge of bitcoin-like blockchains / Stable coins

• Strong knowledge of concurrency and writing efficient and safe multithreaded code

• Strong knowledge of STL, C++11 

• Proficiency in the Qt Widgets module 

Responsibilities :

• Research, design, develop, and test blockchain technologies

• Brainstorm and help evaluate applications for new tools and technologies as they continually evolve

• Maintain and extend current client- and server-side applications responsible for integration and business logic

• Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals

• Document new solutions as well as maintain of existing ones

At Olegacy, we build applications connecting people to Web3. Our office is in Bengaluru and Dubai. We are expanding to our Dubai office and would love to invite all individuals who are passionate about the blockchain space to apply. We are currently seeking a Blockchain Engineer to help develop and build a decentralized finance application. The ideal candidate is a self-inspired individual who is passionate about blockchain technologies and disrupting current potential financial norm.

Responsibilities

• Work with the team to achieve product update milestones within the set time frames
• Design, develop, program, test, debug and maintain smart contracts code for a decentralized application
• Apply the latest cryptography techniques to protect digital transaction data against cyberattacks and information hacks

• Evaluate scalability, security, performance and gas optimization of the decentralized application
• Collaborate with the team on API design
• Collaborate with the team on planning and implementing frictionless user experiences

Qualifications

• Bachelor's / Master's degree in Computer Science
• Strong proficiency in Cryptography
• Strong proficiency in smart contracts written in Solidity
• Strong proficiency in JavaScript, NODE.js and C++
• Experience with blockchain technology​
• Bonus: Understanding of the intricacies of iOS and Android
• Bonus: Experience developing NFTs on Ethereum

Soft Skills

• Team Player
• Strong English language communication skills
• Self-starter
• Enjoys working in a fast-paced start-up culture
• Growth mindset

Job description for Blockchain Developer

Responsibilities

• Create architecture features and interfaces by using programming languages
• Research and design blockchain technologies
• Develop and test blockchain technologies – Ethereum and Polkadot
• Protecting the application from bugs and cyber-attacks.
• Working closely with engineers, sales personnel, and other teams in designing and creating innovative solutions.
• Research, create and document existing and new blockchain structures and proposed solutions
• Writing excellent multithreaded codes
• Analysing the needs, resources, and problems of the company and provide necessary
solutions
• Working with open-source projects and codebases
• Keeping up with current blockchain technology and cryptocurrency trends

Requirement skills

• Strong background in software development or engineering with 2-3 years of relevant experience
• Strong conceptual knowledge on DeFi platforms
• Experience with solidity and node.js must
• Knowledge in go or rust
• Strong back-end skills
• Algorithms & data structures
• Basic knowledge of cryptography
• Peer-to-peer or P2P networks
• Qt Widgets module for GUI wallet application.
• Knowledge of current technology like microservice architectures and Docker
containers.
• B.E/B.Tech/BSc in Computer Science, Mathematics or similar field; Master’s degree
is a plus

Salary: Based on industry standards