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Job Title : Full Stack TypeScript Developer (Web3)
Location : Remote
Experience Level : 3+ Years
Role Overview :
Join our innovative, funded Web3 startup as a Full Stack TypeScript Developer and play a key role in building a wallet-to-wallet audio calling platform. You’ll collaborate with cross-functional teams to deliver a seamless user experience by integrating real-time communication, blockchain payments, and advanced analytics into our platform.
Key Responsibilities:
Development & Blockchain Integration :
- Design and develop a responsive React + TypeScript frontend using Vite.
- Build a scalable TypeScript, Express.js backend to manage wallets and on-chain transactions.
- Integrate wallet connection frameworks like RainbowKit and Wagmi.
- Implement blockchain payment systems using Superfluid Finance and on-chain revenue sharing with 0xSplits.
Real-Time Communication :
- Develop and optimize real-time audio streaming for calls and Spaces using Jitsi or 100ms.
- Ensure low-latency performance, scalability, and smooth user interactions for high-concurrency scenarios.
Data Management & Analytics :
- Manage relational data with Drizzle ORM and Neon Postgres.
- Develop analytics features using The Graph or custom indexers to query blockchain data effectively.
Collaboration & Documentation :
- Collaborate closely with product, design, and blockchain teams to align on technical solutions and goals.
- Document APIs, workflows, and architectural decisions to ensure clarity and smooth handoffs.
Required Skills:
- Strong proficiency in React, TypeScript, and Express.js.
- Hands-on experience with blockchain tools such as ethers.js, Superfluid, 0xSplits, and The Graph.
- Familiarity with real-time audio communication systems like Jitsi or 100ms.
- Expertise in relational databases like Postgres and scalable storage solutions.
- Excellent debugging, optimization, and problem-solving skills.
Preferred Qualifications:
- Prior experience in Web3 or blockchain-based applications.
- Knowledge of decentralized systems and protocols.
- Understanding of agile development processes and CI/CD pipelines.
- Strong attention to detail with the ability to write clean, maintainable code.
What We Offer:
- A chance to work at the forefront of Web3 innovation.
- Fully remote, flexible work environment.
- Competitive salary and equity options.
- Opportunity to make a significant impact in a growing startup.
Position – Python Developer
Location – Navi Mumbai
Who are we
Based out of IIT Bombay, HaystackAnalytics is a HealthTech company creating clinical genomics products, which enable diagnostic labs and hospitals to offer accurate and personalized diagnostics. Supported by India's most respected science agencies (DST, BIRAC, DBT), we created and launched a portfolio of products to offer genomics in infectious diseases. Our genomics-based diagnostic solution for Tuberculosis was recognized as one of the top innovations supported by BIRAC in the past 10 years, and was launched by the Prime Minister of India in the BIRAC Showcase event in Delhi, 2022.
Objectives of this Role:
- Design and implement efficient, scalable backend services using Python.
- Work closely with healthcare domain experts to create innovative and accurate diagnostics solutions.
- Build APIs, services, and scripts to support data processing pipelines and front-end applications.
- Automate recurring tasks and ensure robust integration with cloud services.
- Maintain high standards of software quality and performance using clean coding principles and testing practices.
- Collaborate within the team to upskill and unblock each other for faster and better outcomes.
Primary Skills – Python Development
- Proficient in Python 3 and its ecosystem
- Frameworks: Flask / Django / FastAPI
- RESTful API development
- Understanding of OOPs and SOLID design principles
- Asynchronous programming (asyncio, aiohttp)
- Experience with task queues (Celery, RQ)
Database & Storage
- Relational Databases: PostgreSQL / MySQL
- NoSQL: MongoDB / Redis / Cassandra
- ORM Tools: SQLAlchemy / Django ORM
Testing & Automation
- Unit Testing: PyTest / unittest
- Automation tools: Ansible / Terraform (good to have)
- CI/CD pipelines
DevOps & Cloud
- Docker, Kubernetes (basic knowledge expected)
- Cloud platforms: AWS / Azure / GCP
- GIT and GitOps workflows
- Familiarity with containerized deployment & serverless architecture
Bonus Skills
- Data handling libraries: Pandas / NumPy
- Experience with scripting: Bash / PowerShell
- Functional programming concepts
- Familiarity with front-end integration (REST API usage, JSON handling)
Other Skills
- Innovation and thought leadership
- Interest in learning new tools, languages, workflows
- Strong communication and collaboration skills
- Basic understanding of UI/UX principles
To know more about us – https://haystackanalytics.in
As a Node.js Developer, you will be responsible for:
Designing, developing, and maintaining server-side applications and systems using Node.js, a JavaScript runtime environment. Your expertise in backend development, JavaScript, TypeScript, and REST APIs will play an essential role in creating efficient and powerful server-side applications.
Responsibilities:
● Design and implement efficient, secure, and maintainable server-side code using Node.js.
● Collaborate with the front-end development team to integrate user-facing elements with server-side logic.
● Develop APIs for seamless data flow between the front-end and back-end.
● Optimize application performance and ensure high availability and scalability.
To succeed in this role – you should have the following:
● Minimum of 3-4 years of experience as a backend developer.
● Must have proven experience as a Back-End Developer, with a focus on Node.js.
● Proficiency in JavaScript, TypeScript, and related frameworks (Express.js, Hapi.js, etc.).
● Experience with RESTful API design principles.
● Experience with agile development methodologies.
● Familiarity with working with at least one of PostgreSQL or MongoDB.
● Familiarity with version control systems (Git)
● Strong communication skills and ability to work collaboratively in a team.
● Strong problem-solving skills and attention to detail.
Added bonus:
● Familiarity with frontend development technologies like HTML and CSS.
● Experience working with Docker, Github Actions, and other common CI/CD pipelines
● Knowledge about AWS components (S3, EC2, Cloudfront, Redis Clusters, etc.)
Education:
Bachelor's degree in Computer Science, Information Technology, or a related field
You will break down business opportunities and problems into software solutions. You will work closely with the CTO to help product and marketing stakeholders distill the product vision and roadmap, into a technology vision. You will be responsible for the evolution of an already bleeding-edge highly distributed systems at the back-end, and would need to work withfront-end architects to come up with the best user experience for the gaming platform. You will be required to make decisions quickly, and work under strict timelines. You would lead technology strategy through analysis of market trends and product requirements. You would help set coding guidelines and help bring the most modern tools to keep engineering processes most efficient.
Requirements:
● B.E/MS in Computer Science or equivalent.
● 10+ years or more of progressive software technology experience with at least 3 years
in an architectural role.
● Completely hands on with technology and architecture. Start-up experience is a huge
plus.
● Ability to quickly prototype and demonstrate technology value adds and educate + drive
adoption within the extended technology team
● Excellent and robust understanding of scalable product system architecture(s),
platforms and core technologies
● Demonstrated problem-solving and leadership skills to pursue correct engineering
process in adverse conditions. Ability to embrace and demonstrate leadership beyond
ownership
● Work with engineering leadership to setup and manage processes.
● Track record of thought leadership and out of the box thinking in the technology arena.
● Ability to work efficiently in an entrepreneurial and in a start-up environment
● A Java/Spring/Akka, Javascript or Golang rockstar.
● Deep and hands on knowledge of some of these technologies - MySQL, NodeJS,
message brokers such as Kafka/RabbitMQ, NoSQL datastore such as Mongo, Cassandra,
Arango, distributed caches such as Redis/memcached, container technology such as
Docker and Kubernetes etc.
● Great proficiency in distributed systems design, with an ability to make the right
trade-offs for creating future-proof solutions.
● Building quick PoCs and full-fledged solutions with various AWS managed services would
be a big plus.
MERN Stack Developer
2.5+ YEARS
Roles and Responsibility
Working experience as a MERN Stack Developer.
Design, code and manage large scale services using cutting edge technologies (NodeJs, ReactJS/AngularJS/VueJs etc).
In-depth knowledge of NodeJS.
Creating secure RESTful-based web services in XML or JSON.
Good knowledge in ECMAScript(6/7/8) is essential.
Strong fundamentals in Data Structures and Algorithms.
Experience implementing applications using Angular or React.
Should have an working experience with state management, React Hooks, React Fragments etc.
Should have a good Knowledge of Redux, Flux, and Webpack.
Writing the test case for components.
Experience working with Docker, Redis, MySQL, MongoDB.
Comfortable taking challenges and learning new technologies.
Excellent communication skills and client-facing experience.
Ability to mentor and build the team.
Knowledge of code versioning tools such as Git, Bitbucket or SVN.
Knowledge of the following will be considered as an advantage
Experience with Socket.IO for Real time communications.
Consumer Web Development Experience for High-Traffic, Public Facing web applications.
Caching with Redis For Speedy Performance.
Experience with cloud message APIs.
Knowledge of GraphQL, PostgreSQL.
Knowledge of NextJs.
Knowledge of any frameworks of NodeJS.
Experience with Progressive Web applications.
Knowledge of SSR.
We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full stack developers are responsible for developing and designing front end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.
Full stack developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Full Stack Developer Responsibilities:
- Developing front end website architecture.
- Designing user interactions on web pages.
- Developing back-end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
Full Stack Developer Requirements:
- Degree in computer science.
- Strong organizational and project management skills.
- Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
- Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.
- Proficiency with server-side languages such as Python, Ruby, Java, PHP, and .Net.
- Familiarity with database technology such as MySQL, Oracle, and MongoDB.
- Excellent verbal communication skills.
- Good problem-solving skills.
- Attention to detail.
We are looking to hire a talented ruby on rails developer to manage the interchange of data between our users and the server. You will be responsible for developing and maintaining the server-side logic for the central database, testing performance, troubleshooting, and integrating front-end elements into the application.
To ensure success as a ruby on rails developer, you should have extensive experience working with ruby and back-end integration techniques. Ultimately, a top-level ruby on rails developer can create clean, functional code that perfectly suits the needs of the company.
Ruby on Rails Developer Responsibilities:
- Designing and developing new web applications.
- Maintaining and troubleshooting existing web applications.
- Writing and maintaining reliable Ruby code.
- Integrating data storage solutions.
- Creating back-end components.
- Identifying and fixing bottlenecks and bugs.
- Integrating user-facing elements designed by the front-end team.
- Connecting applications with additional web servers.
- Maintaining APIs.
Ruby on Rails Developer Requirements:
- Bachelor’s degree in computer science, computer engineering, or related field.
- Experience working with ruby on rails as well as libraries like Resque and RSpec.
- Ability to write clean ruby code.
- Proficiency with code versioning tools including Git, Github, SVN, and Mercurial.
- Experience with AngularJS or BackboneJS.
- Familiarity with MVC, Mocking, RESTful, and ORM.
- Good understanding of front-end technologies including HTML5, JavaScript, and CSS3.
- Knowledge of server-side templating languages including Slim and Liquid.
- Familiarity with testing tools.
We are looking for a full stack developer to produce scalable software solutions.
As a full stack developer, you should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility.
If you’re also familiar with Agile methodologies, we’d like to meet you.
Responsibilities:
- Developing front end website architecture.
- Designing user interactions on web pages.
- Developing back end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
Requirements:
- Degree in Computer Science.
- Strong organizational and project management skills.
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
- Familiarity with JavaScript frameworks such as Angular JS, React and Amber.
- Proficiency with server side languages such as Python, Ruby, Java, PHP and .Net.
- Familiarity with database technology such as MySQL, Oracle and MongoDB.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
Reporting directly to the Founder
The job requires a great deal of responsibility early on, but we're working on something exciting and there's lots of opportunity of growth and learning.
The job is full-time, remotely based, and with flexible hours.









