

Company
Crypto made easy šĀ
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.
šApply link at the bottom of this post ā donāt 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.
- Bachelorās degree in Computer Science, Engineering, or relevant field (preferred but not mandatory).
How to Apply:
Interested candidates must complete the application form atĀ
https://forms.gle/DXFsygindiCjKAqY6
Join us and become a driving force behind CryptoXpressās content strategy, helping to shape the conversation in the cryptocurrency space! š
š”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 donāt know ā we value growth mindsets
- Explore CryptoXpress before applying ā take 2 minutes to download and try the app so you understand what weāre building

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Requirement:
Position: Web Developer
Experience: Min 3yr
Relevant Experience in React , Redux, Javascript etc is mandatory
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CTC: As per standards
Location: Bangalore
Industry: Retail / E-commerceĀ
Functional Area: IT Software - eCommerce, Internet TechnologiesĀ
Role Category: Programming & DesignĀ
Role: Application Programmer
Ā Employment Type: Permanent Job, Full-TimeĀ


Around 4 years of experience in creating and implementing Web-based products using REST
API, Node.js, Angular/ React, any database MySQL or No SQL.
Ability to work in an Agile, fast-paced environment, and learn rapidly.
Bachelor degree in computer science, computer engineering or similar.
Experience creating front end applications using HTML5, Angular, LESS/SASS
Hands-on experience with JavaScript Development on both client and server-side
Experience with modern frameworks and design patterns, minimum two-year experience
with MEAN Full stack paradigm
Experience with cloud technologies is a plus
Writing clean, readable, and easily maintainable code.
Must have knowledge of project/task management tools like Jira
Familiarity with Version Control tools like Bitbucket, Git etc..
Basic Knowledge or experience in Testing (Unit and functional) preferred.
Build features and applications with responsive design
Understanding of UI, cross-browser compatibility, and web standards.
Good English communication skills, written and spoken.
Able to work with minimum supervision as well as perform under pressure and meet
Deadlines.
Able to work from our office in Vidyaranyapura, Bangalore.


- Proficient understanding of web markup, including HTML5, CSS3, and JavaScript
- Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
- Proficient understanding of client-side scripting and JavaScript frameworks.
- Strong experience with React.js
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Proficient understanding of code versioning tools, such as Git / SVN
- Previous knowledge of GRPC, Web sockets, and Audio Recording is a plus.
- Develop new user-facing features
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Assure that all user input is validated before submitting it to the back-end
- Collaborate with other team members and stakeholders


Job Overview:
We are seeking an experienced Full Stack Developer to join our dynamic team. The ideal candidate will have a strong background in both front-end and back-end development, with a particular focus on React and Redux technologies. As we continue to expand our technological capabilities, we believe that the expertise in these frameworks will be instrumental in delivering high-quality solutions to our clients.
Key Qualifications:
Proficiency in full-stack development, with a focus on React and Redux.
Strong experience in building scalable and responsive web applications.
Solid understanding of front-end and back-end development principles.
Proven ability to collaborate effectively in a team environment.
Excellent problem-solving skills and a commitment to delivering high-quality code.
Key Responsibilities:
Front-end Development:
Develop and implement user interfaces for web applications using React.
Ensure the responsiveness and visual consistency of the application across various devices and browsers.
Collaborate with UI/UX designers to translate design concepts into functional components.
Back-end Development:
Design, develop, and maintain server-side architecture using modern web frameworks.
Implement RESTful APIs to facilitate communication between the front-end and back-end systems.
Ensure the security and integrity of data by implementing proper authentication and authorization mechanisms.
State Management:
Utilize Redux for effective state management, ensuring a smooth flow of data within the application.
Implement and maintain a centralized store to manage the state of the entire application.
Database Integration:
Integrate databases into the application, ensuring efficient data storage and retrieval.
Optimize database queries and performance to enhance overall application speed.
Collaboration:
Work closely with cross-functional teams, including UI/UX designers, product managers, and other developers, to deliver high-quality solutions.
Participate in code reviews to maintain code quality and ensure adherence to coding standards.
Key Qualifications:
Proven experience as a Full Stack Developer with a focus on React and Redux.
Strong proficiency in front-end technologies, including HTML, CSS, and JavaScript.
Experience in back-end development using frameworks such as Node.js, Django, or Flask.
Familiarity with database systems such as MongoDB, MySQL, or PostgreSQL.
Excellent understanding of RESTful APIs and integration of third-party services.
Solid knowledge of state management principles and best practices using Redux.
Strong problem-solving skills and attention to detail.
Preferred Qualifications:
Experience with cloud platforms such as AWS, Azure, or GCP.
Familiarity with containerization and orchestration tools such as Docker and Kubernetes.
Knowledge of continuous integration and continuous deployment (CI/CD) practices.


Roles and Responsibilities:
- Developing new user-facing features using React.js
- Developing and implementing highly responsive user interface components using react concepts.
- Writing application interface codes using JavaScript following react.js workflows.
- Experience with RESTful APIs
- Troubleshooting interface software and debugging application codes.
- Create database schemas that represent and support business processes.
- Implement automated testing platforms and unit tests.
- Optimize application for performance and speed.
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- Provide technical support to users.
Skills:
- At least 5 years of experience as a Java Developer or similar role
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- Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
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- Experience with at least one of the Cloud Services such as AWS, GCP, Azure are plus.
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- Analytical and logical skills
- Good problem-solving skills.
Qualification:
- 3-4 years of experience working as a ReactJS Developer or in a similar role.
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Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they donāt have to rely on cryptic 2 liners given to them as diagnosis.
Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.
We are backed by Y Combinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.
Join us, if you find this as exciting as we do!
Description:
We are looking for a skilled computer programmer who is comfortable with both front and back end programming. Hands-on with UI and server-side is highly desirable.
You will get hands-on experience in the latest technologies and skills like ReactJS, NodeJS, MongoDB, REST API etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.
Responsibilities:
- Developing front end app components.
- Developing backend apis and middlewares.
- Designing and scaling databases and servers.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements.
Requirements:
- Degree in Computer Science or related discipline with 3-7 years of experience.
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript
- Hands on with Reactjs or similar framework/library.
- Proficiency with server side languages such as Nodejs, Python, PHP.
- Prior experience with at least one no-sql database such as MongoDB.
- Excellent verbal communication skills.
- Good problem solving skills.
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- Very high sense of ownership.
- Deep interest and passion for technology



Full Stack Developer with excellent and strong experience in the design and development of secure and high performing applications/products using MEAN Stack on Cloud-based architecture using DevOps processes.
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