Sr. Blockchain Developer

Sr. Blockchain Developer at Ment Tech · Indore, madhya pradesh · 3 - 6 years · ₹4L - ₹12L / yr · Profitable · Posted 23 Jul 2024

Sr. Blockchain Developer

at Ment Tech

Posted by Vartika Madhwani

3 - 6 yrs

₹4L - ₹12L / yr

Indore, madhya pradesh

Skills

Blockchain

Ethereum

solana

Smart Contracts

node setup

NodeJS (Node.js)

Bitcoin

ordinals

Solidity

hardhat

Foundry

Rust

Go Programming (Golang)

Hyperledger

public blockchain

Job Title: Senior Blockchain Developer

Job Description:

We are seeking a highly skilled Senior Blockchain Developer to join our team. The ideal candidate will have extensive experience in Ethereum, Bitcoin, Solana, and related technologies, with a strong focus on smart contracts and node setup. The candidate should be proficient in Solidity using tools like Hardhat or Foundry, as well as possess expertise in NodeJS. Experience with Rust, and Golang is considered a significant advantage.

Responsibilities:

- Develop and deploy smart contracts on Ethereum, Bitcoin, and Solana blockchains.

- Configure and maintain blockchain nodes for optimal performance.

- Collaborate with cross-functional teams to integrate blockchain solutions into existing systems.

- Write clean, efficient, and maintainable code in Solidity, NodeJS, and other relevant languages.

- Stay updated on the latest developments and trends in blockchain technology.

- Contribute to the design and architecture of blockchain-based applications.

Requirements:

- Bachelor's degree in Computer Science, Engineering, or related field.

- Minimum of 3 years of experience working with blockchain technologies.

- Proficiency in Ethereum, Bitcoin, and Solana blockchains.

- Strong understanding of smart contracts and their implementation.

- Experience with Solidity using Hardhat or Foundry.

- Solid knowledge of NodeJS.

- Familiarity with Rust, Golang, and Hyperledger is a plus.

- Excellent problem-solving and analytical skills.

- Ability to work both independently and collaboratively in a fast-paced environment.

- Strong communication and interpersonal skills.

If you possess the required skills and are passionate about blockchain technology, we encourage you to apply for this exciting opportunity.

Join us in shaping the future of decentralized applications and blockchain solutions.

Job Title: Senior Blockchain Developer

Job Description:

Responsibilities:

- Develop and deploy smart contracts on Ethereum, Bitcoin, and Solana blockchains.

- Configure and maintain blockchain nodes for optimal performance.

- Collaborate with cross-functional teams to integrate blockchain solutions into existing systems.

- Write clean, efficient, and maintainable code in Solidity, NodeJS, and other relevant languages.

- Stay updated on the latest developments and trends in blockchain technology.

- Contribute to the design and architecture of blockchain-based applications.

Requirements:

- Bachelor's degree in Computer Science, Engineering, or related field.

- Minimum of 3 years of experience working with blockchain technologies.

- Proficiency in Ethereum, Bitcoin, and Solana blockchains.

- Strong understanding of smart contracts and their implementation.

- Experience with Solidity using Hardhat or Foundry.

- Solid knowledge of NodeJS.

- Familiarity with Rust, Golang, and Hyperledger is a plus.

- Excellent problem-solving and analytical skills.

- Ability to work both independently and collaboratively in a fast-paced environment.

- Strong communication and interpersonal skills.

If you possess the required skills and are passionate about blockchain technology, we encourage you to apply for this exciting opportunity.

Join us in shaping the future of decentralized applications and blockchain solutions.

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About Ment Tech

Founded :

2018

Type :

Products & Services

Size :

0-20

Stage :

Profitable

About

World Leading Blockchain Products & Services Provider. Founded in 2018 and headquartered in India, Ment Tech is a world-leading Blockchain technology service provider. At present, Ment Tech has 9 mature product lines: Spot Trading System, OTC Trading System, Liquidity Aggregation Bot, Mining Pool System, All-In-One Wallet System, Referral System, Leverage And Margin Trading System, Cryptocurrency Staking System, IEO/STO/ICO platform with related white label solution as well. Ment Tech implements the collectivization and globalization operation strategy, with offices set up in UK, Romania and US, in addition to its headquarters in India. Up to now, Ment Tech has provided BlockChain technology services to more than 500 clients around the globe, including 300+ crypto exchange clients, 100+wallet clients, 150+ liquidity clients, and 60+ derivatives clients, covering over 20 countries in Southeast Asia, Europe, the United States, the Middle East and other regions, and over 50 million users. Ment Tech Labs has provided innovative solutions to clientele across the furthest ends of business and scale spectrum. Our expertise in blockchain development enables us to provide custom blockchain based solutions for applications in various industries. Decentralize and automate processes and save operational costs with strategically designed Crypto Currency Exchanges, ICO, Smart contract, smart wallets, Hyperledger and other blockchain based solutions. Explore a world of possibilities with our services designed to give you the platform you need to succeed. We believe blockchain will change the architecture of internet.

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Senior Blockchain Developer

Posted by Rose Hernandez

Remote only

3 - 20 yrs

₹1.8L - ₹3.7L / yr

Blockchain

Smart Contracts

Solidity

EVMS

MERN Stack

+6 more

Senior Blockchain Developer

Location: India, Remote

Employment Type: Full-Time / Contract

Department: Engineering

About Us

OpenAssets is building open standards for the next generation of capital markets, providing the trusted foundation for real-world asset tokenization and digital currencies.

We specialize in alternative asset digitization, offering regulatory-conscious tools to design, issue, and manage digital assets in complex financial environments. We also develop loyalty solutions that turn customer engagement into programmable digital assets, helping brands create personalized experiences that drive growth.

OpenAssets operates at the intersection of finance, technology, and regulation focused on building secure, scalable, and open infrastructure for the future of digital markets. Join OpenAssets and be part of shaping the future of digital finance!

Overview

We are seeking a Blockchain Developer to lead the technical implementation of our Web3 infrastructure. In this role, you will be responsible for the end-to-end lifecycle of smart contracts and their integration into our broader financial ecosystem. You will act as a technical authority on blockchain security, scalability, and architecture, ensuring our platform meets the rigorous demands of institutional digital finance.

What You’ll Do

Smart Contract & Blockchain Development

Design, develop, test, and deploy smart contracts and blockchain applications.
Build and maintain secure, scalable backend services for blockchain products.
Develop and maintain cross-platform applications that integrate with on-chain infrastructure.
Integrate wallets, payment systems, and blockchain APIs with existing systems.
Optimize for gas efficiency, transaction latency, reliability, and scalability.

Security & Quality

Implement and uphold best practices for blockchain security and smart contract auditing.
Review smart contracts and backend code for security vulnerabilities and performance issues.
Support audits, security reviews, and production releases.
Maintain high test coverage and disciplined release processes.

Collaboration & Communication

Collaborate with product and engineering teams to define and deliver technical requirements.
Communicate technical concepts clearly to both technical and non-technical stakeholders.
Mentor junior engineers and contribute to a strong engineering culture.
Stay current with emerging blockchain technologies, DeFi, and Web3 infrastructure trends.

Qualifications & Experience

Experience: 3+ years of software engineering experience with at least 3+ years of hands-on blockchain/Web3 development.
Blockchain Core: Strong experience with Solidity and EVM-compatible chains (Ethereum, Polygon, and others).
Production Deployment: Proven track record building, testing, deploying, and maintaining smart contracts in production.
Deep Technical Knowledge: Solid understanding of blockchain architecture, including consensus mechanisms, gas optimization, wallet flows, token standards, and transaction lifecycles.
Full-Stack Proficiency: Good understanding of the MERN stack (MongoDB, Express.js, React, Node.js) and how full-stack applications integrate with blockchain infrastructure.
Backend Expertise: Proficiency in Node.js and TypeScript with experience building RESTful backend applications.
Testing & Tooling: Experience with smart contract and backend testing frameworks (e.g., Foundry, Hardhat, Mocha, Jest) and Web3 libraries like Ethers.js or Web3.js.
Cloud Infrastructure: Hands-on experience with AWS, including deploying, managing, and scaling services like EC2, S3, Lambda, and RDS.
Databases & DevOps: Comfortable with relational (PostgreSQL) and non-relational (MongoDB) databases, Git, and collaborative development workflows.
Soft Skills: Strong communication skills in English with the ability to articulate technical concepts to diverse stakeholders.

Nice to Have

Familiarity with the Move language (Sui, Aptos).
Experience with smart contract audit tooling such as Slither, Mythril, or Manticore.
Exposure to RWA tokenization, DeFi, stablecoins, NFTs, staking, or bridging protocols.
Professional background in fintech, payments, or regulated blockchain use cases.

We are committed to providing equal opportunity for qualified applicants to contract positions, regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. This is a contract opportunity, not a direct employment role.