Rust Developer

• 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

Company

Crypto made easy 🚀 

We are the bridge between your crypto world and everyday life; trade pairs, book flights and hotels, and purchase gift cards with your favourite currencies. All in one best-in-class digital experience. It's not rocket science.

🔗Apply link at the bottom of this post — don’t miss it!

Why Join?

By joining CryptoXpress, you'll be at the cutting edge of merging digital currency with real-world services and products. We offer a stimulating work environment where innovation and creativity are highly valued. This remote role provides the flexibility to work from any location, promoting a healthy work-life balance. We are dedicated to fostering growth and learning, offering ample opportunities for professional development in the rapidly expanding fields of AI, blockchain technology, cryptocurrency, digital marketing and e-commerce.

Role Description

We are seeking a Blockchain Engineer for a full-time remote position at CryptoXpress. This role focuses on building secure and scalable blockchain integrations and developing internal tools that enhance transparency, monitoring, and transaction insights across our crypto platform.

The ideal candidate will have experience working with Web3 technologies and an interest in creating advanced tools such as wallet tracking systems, funds flow visualization, and smart contract evaluation frameworks.

Key Responsibilities

• Design and build internal blockchain intelligence tools — such as wallet activity monitors, transaction flow visualizers, and wallet-to-wallet linkage maps — to support compliance, analytics, and user trust.
• Develop and optimize secure Web3 integrations, including wallet connection layers, on-chain transaction monitoring, and real-time balance syncing.
• Perform technical assessments and smart contract audits for third-party integrations to ensure operational security and platform integrity.
• Collaborate with engineering and product teams to transform raw blockchain data into meaningful features, dashboards, or automated alerts within the app ecosystem.
• Monitor and maintain blockchain infrastructure, including RPC endpoints, data feeds, and API reliability — ensuring uptime and responsiveness across chains.
• Contribute to the long-term scalability and security architecture for all blockchain-related components of the CryptoXpress platform.

Qualifications

• Proven experience as a Blockchain Engineer or similar role.
• Strong proficiency with Web3.js, Ethers.js, and blockchain data extraction techniques.
• Experience building blockchain dashboards, wallet explorers, or transaction monitoring tools.
• Familiarity with smart contract standards (ERC-20, ERC-721, etc.) and EVM-based chains.
• Understanding of blockchain security principles and transaction validation.
• Ability to work independently and collaboratively in a fast-paced environment.
• Bachelor’s degree in Computer Science, Engineering, or a related field (preferred but not mandatory).
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How to Apply:

Interested candidates must complete the application form at 

https://forms.gle/aRj3iqyS5MdhWmFH9

Join us and become a driving force behind CryptoXpress’s content strategy, helping to shape the conversation in the cryptocurrency space! 🚀

💡Pro Tip: Tips for Application Success

• Show your enthusiasm for crypto, travel, and digital innovation
• Mention any self-learning initiatives or personal crypto experiments
• Be honest about what you don’t know — we value growth mindsets
• Explore CryptoXpress before applying — take 2 minutes to download and try the app so you understand what we’re building

Job Description:

We are seeking a skilled and experienced Blockchain Developer to join our dynamic team. As a Blockchain Developer, you will be responsible for designing, implementing, and maintaining blockchain-based applications and solutions. You will collaborate with cross-functional teams to develop innovative blockchain solutions that meet our business requirements. The ideal candidate should have a strong background in blockchain technology, solid programming skills, and a passion for staying updated with the latest trends and developments in the blockchain space.

Responsibilities:

1. Design, develop, and implement blockchain solutions based on business requirements.
2. Collaborate with cross-functional teams to integrate blockchain technology into existing systems and applications.
3. Research and evaluate blockchain frameworks, platforms, and tools to identify the most suitable solutions for our projects.
4. Write clean, efficient, and maintainable code for blockchain applications.
5. Implement smart contracts and decentralized applications (DApps) using Solidity or other relevant programming languages.
6. Ensure the security, scalability, and performance of blockchain solutions.
7. Conduct code reviews, testing, and debugging to ensure the quality of deliverables.
8. Stay updated with the latest developments, standards, and best practices in blockchain technology.
9. Provide technical guidance and support to team members and stakeholders.
10. Document technical specifications, architecture, and processes related to blockchain development projects.

Requirements:

1. Bachelor's or Master's degree in Computer Science, Engineering, or related field.
2. Proven experience as a Blockchain Developer or related role.
3. Strong understanding of blockchain technology, cryptocurrencies, and decentralized systems.
4. Proficiency in programming languages such as Solidity, JavaScript, Python, or C++.
5. Experience with blockchain platforms such as Ethereum, Hyperledger, Corda, or EOS.
6. Familiarity with smart contract development and deployment.
7. Knowledge of cryptographic principles and security protocols.
8. Experience with blockchain development tools, libraries, and frameworks.
9. Excellent problem-solving skills and attention to detail.
10. Strong communication and teamwork skills.
11. Ability to work effectively in a fast-paced environment and manage multiple tasks simultaneously.
12. Certification in blockchain development (e.g., Certified Blockchain Developer) is a plus.

Join our team and be part of exciting projects at the forefront of blockchain technology innovation!

We are looking for someone to join our growing team, you will be involved using Rust. Additionally, you will be building tools for our blockchain users such as RESTful API.Debugging/fixing issues within our codebase.

The ideal candidate will be responsible for conceptualizing and executing clear, quality code to develop the best software. You will test your code, identify errors, and iterate to ensure quality code. You will also support our customers and partners by troubleshooting any of their software issues.

Responsiblities:

Rust (5+ years)

Software Engineering experience, Python, JAVA, REACT etc.

Hands on experience with tooling related to Rust (build systems, package managers, unit testing, CI pipelines)

Ability to develop software, implement mission-critical features, and navigate through a large codebase

Experience with code review process and ability to conduct them

Strong ability work in a team environment

Fluency in Git and Github

Ability to follow Agile development process

Attention to detail and ability to producing production-level code

Active approach to work, taking initiative to define and complete tasks

Critical Thinking and Problem Solving skills, ability to work independently

Highly detail-oriented mindset and willingness to learn

Ability to communicate in English (spoken & written)

Understanding compilers and virtual machines

Basic understanding of blockchains and Ethereum

Knowledge of Solana and/or Cardano

Detect and troubleshoot software issues

Write clear quality code for software and applications and perform test reviews

Develop, implement, and test APIs

Provide input on software development projects

Qualifications

• Comfort using programming languages and relational databases
• Strong debugging and troubleshooting skills

Requirements

Responsibilities

Hiring Process

Arcana is The Storage Layer for Ethereum with a Privacy Stack for developers to build secure and privacy preserving apps. Users care about privacy now more than ever before and it is becoming a first-class citizen in the modern development stack. Arcana makes it easier for apps to be privacy-focused out of the box.

With Arcana’s privacy stack, developers give control of data back to their users. They can easily integrate our SDK with their apps and use our modular feature blocks for Authentication, Identity Management, Encryption, Access Control, and Decentralized Storage. All of which are secured by and verifiable on the blockchain.

Visit http://www.arcana.network/">www.arcana.network to learn more about us, our backers, and our offerings

Arcana is stack of services to help developers build more secure and privacy preserving apps.

We are looking to onboard a lead for our blockchain engineering team. At Arcana we are building our own sovereign EVM compatible chain with its own set of validators. Security, Scalability and Interoperability are the primary goals of the blockchain and we're looking to put together some of the best minds to achieve this. This is a full-time role and completely remote friendly.

• Experience in managing a team of engineers for at least 2+ years.
• Must have significant experience with Geth (Go Ethereum) or equivalent blockchain nodes and p2p
• Must be proficient with Golang
• Deep understanding of Blockchain, Solidity, Assembly, and the EVM
• Experience in standard software practices including clean code, unit tests and CI/CD
• Knowledge of Rust, Javascript, Typescript or Node.js is a plus
• Active member of the dev community will be a plus (e.g. experience contributing to OSS or EIPs)
• Experience in leading and communicating with remote teams

We are a Quantitative Trading firm building proprietary trading products and infrastructure for crypto markets (both DeFi and CeFi). We are focusing heavily on building up our DeFi capabilities and are looking for a hungry DeFi native engineer to help us conceptualize and build our DeFi strategies and infrastructure.

We are a high-output research team of 5 from a variety of backgrounds, spanning from Machine Learning and System Engineering, all the way to fintech and business.

We build products for both internal and external use to uncover alpha opportunities in different areas of crypto markets, including trading both on centralized and decentralized exchanges (DeFi) and building systems to streamline order execution, gather and digest complex timeseries data streams.

We are looking for a DeFi Software Engineer who has a deep understanding of blockchain and is curious about algorithmic trading. You should be excited about making sense of large quantities of data, and decision modelling on time series, real-time data.

Responsibilities

• Designing, building and testing smart contracts and related infrastructure
• Researching new DeFi protocols and its connectors and building on them
• Building real-time monitoring tools and working with our team on latency-sensitive operations
• Ethereum Node Infrastructure setup and maintenance
• Work with the team on devising new trading strategies and uncovering opportunities

Qualifications

• Deep technical and practical understanding of DeFi protocols and DevOps practices for interfacing with them (both Ethereum and any other relevant one) - Must have extensive knowledge of Solidity, smart contract development (web3js or ethersjs) and testing.
• Knowledge of Javascript (knowledge of Golang/Python programming is nice to have).
• Must be comfortable working with either hardhat or truffle.
• Comfortable working in a dynamic, research-oriented team with several ongoing concurrent projects
• You look forward to working with an interdisciplinary team that longs to find solutions together.
• Knowledge of trading isn't required but interest in the field is paramount. If you are a self-taught wiz who has tried its hands at DeFi trading and AMM, even better!

The number of years of experience does not matter as long as you have built complex projects from scratch, a burning desire to learn more, constantly improve yourself and solving tricky problems on a daily basis. We're a small team so you can assure yourself that whatever you contribute - in terms of an engineer, or otherwise - is always heard and discussed.

Benefits

• Competitive salary and performance-based bonuses
• A young startup work environment, where your initiatives and ideas count and are rewarded
• A unique open research environment, where everybody contributes and sees the full spectrum of our work, from inception to production
• The chance to shape our firm's legacy and exchange knowledge with the team on every part of what we do.

The role location is preferably Hyderabad with to be able to brainstorm in person with the R&D team, but remote in India is also possible.
Please share github profiles and details of previous projects worked on (both commercial and personal).

• Writing and Understand smart contracts using Solidity 
• Write backend APIs using Next JS, Node JS
• Experience is cross chain development, block chain oracles, multi sig is desirable
• Thorough understanding of block chain components.
• Thorugh understanding of IDO process, Swapping protocols, Tokenomics
• Understanding of Docker, Kubernetes , Cloud technologies like AWS , GCP is highly desirable.