
Astra Technologies Inc is a US-based startup with a wholly-owned subsidiary in Chennai, India. We are building cryptocurrency trading infrastructure for financial institutions and other businesses. We are seeking candidates with the following skills:
1. Strong software engineering skills
2. Proficiency in the Rust programming language
3. Familiarity with blockchain technology
4. Excellent communication skills.
We are seeking candidates with varying levels of experience, from developers to senior developers and architects. The company will provide a joining bonus for candidates who join within two weeks of receiving it.
The selected candidates will have the following job responsibilities:
- Build unified API for crypto trading
- Develop products, applications and systems that meet client requirements and are scalable, maintainable, and robust.
- Work with other members of the development team to identify and resolve technical issues.
- Participate in design and code reviews to ensure that best practices are followed.
- Collaborate with other departments, such as marketing and quality assurance, to ensure that our products meet the needs of our customers.
- Stay up-to-date with emerging technologies and industry trends to ensure that our products remain competitive in the marketplace.

About Build Unified API for crypto trading
About
Astra Technologies builds unified API for crypto markets. Developers use Astra to seamlessly integrate with every centralized and decentralized exchange and custodian. Astra solves the problem of market fragmentation once and for all. With single API call, you have access to liquidity from any trading venue across CeFi and DeFi.
Reliability: Written in Rust and backed by a robust suite of tests, our systems guarantee exceptional uptime for uninterrupted trading.
Ultra Low Latency: Stay steps ahead of the competition with our lightning-fast execution and real-time market data. We handle colocation and network optimization so that you don't have to.
Ease of Use: Our intuitive documentation and developer-friendly SDKs ensure a seamless integration process. Say goodbye to months-long integration timelines.
Tech stack

Candid answers by the company
Astra Technologies build unified API for crypto markets. Developers use Astra to seamlessly integrate with every centralized and decentralized exchange and custodian. Astra solves the problem of market fragmentation once and for all. With single API call, you have access to liquidity from any trading venue across CeFi and DeFi.
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Company: CorpCare
Title: Lead Engineer (Full stack developer)
Location: Mumbai (work from office)
CTC: Commensurate with experience
About Us:
CorpCare is India’s first all-in-one corporate funds and assets management platform. We offer a single-window solution for corporates, family offices, and HNIs. We assist corporates in formulating and managing treasury management policies and conducting reviews with investment committees and the board.
Job Summary:
The Lead Engineer will be responsible for overseeing the development, implementation, and management of our corporate funds and assets management platform. This role demands a deep understanding of the broking industry/Financial services industry, software engineering, and product management. The ideal candidate will have a robust background in engineering leadership, a proven track record of delivering scalable technology solutions, and strong product knowledge.
Key Responsibilities:
- Engineering Strategy and Vision:
- Develop and communicate a clear engineering vision and strategy aligned with our broking and funds management platform.
- Conduct market research and technical analysis to identify trends, opportunities, and customer needs within the broking industry.
- Define and prioritize the engineering roadmap, ensuring alignment with business goals and customer requirements.
- Lead cross-functional engineering teams (software development, QA, DevOps, etc.) to deliver high-quality products on time and within budget.
- Oversee the entire software development lifecycle, from planning and architecture to development and deployment, ensuring robust and scalable solutions.
- Write detailed technical specifications and guide the engineering teams to ensure clarity and successful execution.
- Leverage your understanding of the broking industry to guide product development and engineering efforts.
- Collaborate with product managers to incorporate industry-specific requirements and ensure the platform meets the needs of brokers, traders, and financial institutions.
- Stay updated with regulatory changes, market trends, and technological advancements within the broking sector.
- Mentor and lead a high-performing engineering team, fostering a culture of innovation, collaboration, and continuous improvement.
- Recruit, train, and retain top engineering talent to build a world-class development team.
- Conduct regular performance reviews and provide constructive feedback to team members.
- Define and track key performance indicators (KPIs) for engineering projects to ensure successful delivery and performance.
- Analyze system performance, user data, and platform metrics to identify areas for improvement and optimization.
- Prepare and present engineering performance reports to senior management and stakeholders.
- Work closely with product managers, sales, marketing, and customer support teams to align engineering efforts with overall business objectives.
- Provide technical guidance and support to sales teams to help them understand the platform's capabilities and competitive advantages.
- Engage with customers, partners, and stakeholders to gather feedback, understand their needs, and validate engineering solutions.
Requirements:
- BE /B. Tech - Computer Science from a top engineering college
- MBA a plus, not required
- 5+ years of experience in software engineering, with at least 2+ years in a leadership role.
- Strong understanding of the broking industry and financial services industry.
- Proven track record of successfully managing and delivering complex software products.
- Excellent communication, presentation, and interpersonal skills.
- Strong analytical and problem-solving abilities.
- Experience with Agile/Scrum methodologies.
- Deep understanding of software architecture, cloud computing, and modern development practices.
Technical Expertise:
- Front-End: React, Next.js, JavaScript, HTML5, CSS3
- Back-End: Node.js, Express.js, RESTful APIs
- Database: MySQL, PostgreSQL, MongoDB
- DevOps: Docker, Kubernetes, AWS (EC2, S3, RDS), CI/CD pipelines
- Version Control: Git, GitHub/GitLab
- Other: TypeScript, Webpack, Babel, ESLint, Redux
Preferred Qualifications:
- Experience in the broking or financial services industry.
- Familiarity with data analytics tools and methodologies.
- Knowledge of user experience (UX) design principles.
- Experience with trading platforms or financial technology products.
This role is ideal for someone who combines strong technical expertise with a deep understanding of the broking industry and a passion for delivering high-impact software solutions.
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 looking for a passionate and curious Junior Web3 Developer for a full-time remote position at CryptoXpress. This is an ideal opportunity for a developer who wants to grow their blockchain development skills by contributing to real-world crypto products used daily for trading, travel, and digital commerce.
You will work on integrating wallets, handling Web3 transaction flows, and supporting blockchain-based features in a mobile-first product that prioritizes seamless UX and performance.
Key Responsibilities:
- Support the implementation of Web3 features within the CryptoXpress app (e.g., wallet connections, transaction confirmations, crypto payments).
- Integrate with libraries such as Web3.js, Ethers.js, or WalletConnect to enable secure and smooth blockchain interactions.
- Assist in building user-facing features that depend on blockchain functionality.
- Help debug and resolve issues related to wallet connectivity, transaction reliability, or Web3 provider integration.
- Collaborate with frontend, backend, and blockchain engineers to build end-to-end flows.
- Stay current with emerging tools, updates, and standards across major EVM-compatible blockchains.
Qualifications:
- Familiarity with Web3 development using JavaScript or TypeScript.
- Hands-on experience with libraries like Web3.js, Ethers.js, or similar frameworks.
- Understanding of wallet integration concepts (e.g., MetaMask, WalletConnect).
- Solid foundation in React or React Native is a plus.
- Knowledge of Ethereum, tokens (ERC-20, ERC-721), and gas mechanics.
- Eagerness to learn and apply new technologies in a real-world app.
- Basic understanding of how crypto exchanges and wallets operate.
- Bachelor’s degree in Computer Science, Engineering, or relevant field (preferred but not mandatory).
How to Apply:
Interested candidates must complete the application form at
https://forms.gle/DXFsygindiCjKAqY6
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




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 an Application Developer for a full-time remote position at CryptoXpress. In this role, you will be responsible for developing and maintaining state-of-the-art mobile and web applications that integrate seamlessly with our blockchain and API technologies. The ideal candidate will bring a passion for creating exceptional user experiences, a deep understanding of React Native and JavaScript, and experience in building responsive and scalable applications.
Job Requirements:
- Exposure and hands-on experience in mobile application development.
- Significant experience working with React web and mobile along with tools like Flux, Flow, Redux, etc.
- In-depth knowledge of JavaScript, CSS, HTML, and functional programming.
- Strong knowledge of React fundamentals, including Virtual DOM, component lifecycle, and component state.
- Comprehensive understanding of the full mobile app development lifecycle, including prototyping.
- Proficiency in type checking, unit testing, Typescript, PropTypes, and code debugging.
- Experience working with REST APIs, document request models, offline storage, and third-party libraries.
- Solid understanding of user interface design, responsive design, and web technologies.
- Familiarity with React Native tools such as Jest, Enzyme, and ESLint.
- Basic knowledge of blockchain technology.
Essential Skill Set:
- React Native & ReactJS
- Python (Flask)
- Node.js, Next.js
- Web3.js / Ethers.js integration experience
- MongoDB, Strapi, Firebase
- API design and integration
- In-app analytics / messaging tools (e.g., Firebase Messaging)
- Wallet integrations or crypto payment gateways
How to Apply:
Interested candidates must complete the application form at
https://forms.gle/J1giXJeg993fZViX6
Join us and help shape the future of social media marketing 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


- Design and build applications/systems based on wireframes and product requirements documents
- Work on back-end & front-end development of core scripts using NodeJS/ MongoDB/React.js/Angular/Express /Redux.
- Unit test code for robustness, including edge cases, usability and general reliability
- Write reusable, easy to maintain, versioned code using DRY principles
- Integrate existing tools and business systems (in-house tools)
- Good exposure in creating dynamic web pages
- Familiarity with Server-Oriented Architecture and RESTful Web Services
- Mentor junior team members on system architecture, coding styles and inculcate an attitude of continuous improvement in the team members


4 plus years of experience as an Engineer.
Web browser extensions
React, React native & Nodje js
Stacks, Blockchain 7 clarity smart contract language
HTML, CSS
We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting a distributed blockchain-based network. Your primary responsibility will be analyzing requirements, designing blockchain technology around a certain business model, and building and launching a blockchain network.
Also, the Position requires maintenance & further development of the existing platform
- Research, design, develop, and test blockchain technologies
- Document new solutions as well as maintain of existing ones
- Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals
- Requirements
- Hands-on experience in Ethereum, Solidity, Golang, Nodejs, Javascript, NFT, ERC Tokens, DeFi, DAPPS
- Strong software development background, Expertise in Rest API design and development.
- Experience working in NoSQL databases like MongoDB.
- Strong knowledge of common algorithms and data structures
- Proficient understanding of code versioning tools, such as Git, and familiar with concepts of Cloud-based microservices.
Must have worked with Blockchain products and played a vital role to build that application as a developer




