
About the Role:
We are looking for a skilled Full Stack Developer (Python & React) to join our Data & Analytics team. You will design, develop, and maintain scalable web applications while collaborating with cross-functional teams to enhance our data products.
Responsibilities:
- Develop and maintain web applications (front-end & back-end).
- Write clean, efficient code in Python and TypeScript (React).
- Design and implement RESTful APIs.
- Work with Snowflake, NoSQL, and streaming data platforms.
- Build reusable components and collaborate with designers & developers.
- Participate in code reviews and improve development processes.
- Debug and resolve software defects while staying updated with industry trends.
Qualifications:
- Passion for immersive user experiences and data visualization tools (e.g., Apache Superset).
- Proven experience as a Full Stack Developer.
- Proficiency in Python (Django, Flask) and JavaScript/TypeScript (React).
- Strong understanding of HTML, CSS, SQL/NoSQL, and Git.
- Knowledge of software development best practices and problem-solving skills.
- Experience with AWS, Docker, Kubernetes, and FaaS.
- Knowledge of Terraform and testing frameworks (Playwright, Jest, pytest).
- Familiarity with Agile methodologies and open-source contributions.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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Key Responsibilities:
- Develop, test, and maintain dynamic web applications using React.js and related front-end technologies.
- Build responsive and interactive user interfaces with reusable components.
- Collaborate closely with UI/UX designers, backend developers, and project managers to deliver robust and scalable solutions.
- Integrate RESTful APIs and manage data flow effectively using Redux or other state management libraries.
- Optimize web applications for maximum performance, scalability, and cross-browser compatibility.
- Debug and troubleshoot issues to ensure high-quality deliverables.
- Write clean, maintainable, and well-documented code following best practices.
- Use Git for version control and participate in code reviews.
Skills Required:
- Minimum 2 years of professional experience in front-end web development.
- Strong proficiency in React.js, JavaScript (ES6+), HTML5, and CSS3.
- Experience with Redux / Context API or other state management tools.
- Good understanding of component lifecycle, hooks, and functional programming concepts.
- Familiarity with REST APIs, JSON, and asynchronous data handling.
- Knowledge of responsive design, cross-browser compatibility, and performance optimization.
- Familiarity with version control systems (Git).
We are seeking a highly skilled Staff / Senior Staff Full Stack Engineer (Architect) to join our product engineering team. This is a hands-on, high-impact technical leadership role requiring deep expertise across frontend (React), backend (Node.js), cloud infrastructure, and databases.
You will work closely with Engineering, Product, UX, and cross-functional stakeholders to design and deliver scalable, secure, and high-performance systems, while driving engineering best practices and mentoring senior engineers.
Key Responsibilities:
Architecture & Technical Ownership
- Architect and design complex, scalable full-stack systems across multiple services and teams
- Translate business and product requirements into robust technical solutions
- Drive system design, scalability, performance, and security decisions
Hands-On Development
- Write clean, maintainable, production-grade code in:
- React + TypeScript (frontend)
- Node.js + TypeScript (backend)
- Build and maintain REST & GraphQL APIs
- Develop reusable frontend and backend components
Scalability, Performance & Security
- Optimize applications for speed, scalability, reliability, and cost
- Implement security best practices, authentication/authorization, and data protection
- Ensure compliance with security and regulatory standards (OWASP, GDPR, CCPA, etc.)
Collaboration & Leadership
- Partner closely with Product, UX, QA, DevOps, and Marketing
- Lead architecture discussions, design reviews, and code reviews
- Mentor senior engineers and lead by influence (not hierarchy)
- Promote engineering excellence through TDD, CI/CD, observability, and automation
Documentation & Communication
- Clearly document architecture, system flows, and design decisions
- Communicate complex technical concepts to non-technical stakeholders
- Contribute to long-term technology strategy and roadmap
Required Experience & Qualifications
Education & Experience
- Bachelor’s or Master’s degree in Computer Science or related field
- 10+ years of overall software engineering experience
- 7+ years of hands-on full-stack development experience
- Proven delivery of large-scale, complex systems
Core Technical Skills
Frontend
- Expert in React (architecture, performance, state management)
- Strong TypeScript
- Deep knowledge of HTML5, CSS3, responsive & adaptive design
- Experience with Redux / Context API, CSS-in-JS or Tailwind
- Familiarity with build tools: Webpack, Babel, npm/yarn
- Frontend testing: Jest, Vitest, Cypress, Storybook
Backend
- Strong hands-on experience with Node.js
- Frameworks: Express, NestJS, Koa
- API design: REST & GraphQL
- Serverless experience (AWS Lambda / Cloud Functions)
Databases & Caching
- SQL: PostgreSQL / MySQL
- NoSQL: MongoDB, Redis
- Database schema design, indexing, and performance tuning
- Caching & search: Redis, Elasticsearch
Cloud, Infra & DevOps
- Strong experience with AWS / GCP / Azure
- Containers: Docker, Kubernetes
- CI/CD: GitHub Actions, GitLab CI, Jenkins
- CDN, infrastructure scaling, and observability
- Git expertise (GitHub / GitLab / Bitbucket)
Security & Systems
- Web security best practices (OWASP)
- Authentication & authorization (OAuth, JWT)
- Experience with high-availability, fault-tolerant systems
Leadership & Ways of Working
- Strong track record of technical leadership and delivery
- Experience mentoring senior and staff-level engineers
- Ability to conduct high-quality code and design reviews
- Comfortable working in Agile (Scrum/Kanban) environments
- Excellent verbal and written communication
- Strong analytical and problem-solving skills
- Ability to learn and adapt quickly to new technologies
Perks & Benefits
- Day off on the 3rd Friday of every month (monthly long weekend)
- Monthly Wellness Reimbursement Program
- Monthly Office Commutation Reimbursement
- Paid paternity & maternity leave
- 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 Description:
• Develop tools and applications by producing clean, efficient code.
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions
• Perform validation and verification testing and debug code.
• Work collaboratively with others to achieve goals
• Experience working in an agile environment
• Experience in implementing Object-Oriented Python, Django.
• Good understanding on Django ORM.
• Experienced in interfacing with *third party API’s using REST
• Worked with varieties of Relational Databases (RDBMS) like SQLite, MySQL, PostgreSQL.
• Experience in Version Control with Git and Bit bucket.
• Experience with JIRA the development progress and tracking deadlines of the project
• Experience with web applications using technologies like HTML5,CSS, JavaScript, JQuery, AJAX, Angularjs, Reactjs and Bootstrap, XML.
• Knowledge in Pandas, Numpy will be addons
Responsibilities
Design, implementation and delivery of solutions.
Solving new problems and address any issues regarding the architecture and performance.
Focused on understanding customer needs and anticipate the changing business and technology landscape.
Collaborate with teams from various verticals within and outside the company.
Qualifications
2-5 years of Software Engineering experience in Node.js and React.
Proven experience in architecting performant, complex application on web or mobile applications.
Knowledge of end to end Software development life cycle.
Ability to work individually or in teams and mentor new developers to the team.
Strong knowledge of computer science, algorithms and design patterns.
A degree in Computer Science or related field, or equivalent industry experience.
Who We Are Looking For:
We are looking for a driven Blockchain & Solidity Developer who learns fast, who is humble and values teamwork. The ideal candidate will be technical, data-driven, creative, and efficient. The kind of person who joins our Team is passionate and willing to think outside of the box and execute on it. We are committed to helping you grow, challenging you with hard, meaningful work and celebrating our successes and failures together.
Preferred Experience:
- 3+ years of software experience ( Full stack) , 1+ years of Solidity development experience
- Presently leading as CTO, Tech Lead or Technical Project manager at established crypto project
Technical Skills
- Experience in development of solidity smart contracts and operating mechanism of blockchain encryption algorithms, consensus mechanism, security protocols etc.
- Proven work experience of deployments on ETH/BSC/MATIC networks and other EVM Chains
- Understanding of virtual machine architecture, memory, and stack.
- Familiar with Truffle, Waffle, and Hardhat, and the pros and cons of each framework.
- Familiarity with code versioning tools (git) and repo management.
- (Plus) Understanding of mainstream DeFi ecosystems like Uniswap, Compound, Curve etc.
Soft Skills
- Proficiency in English & Communication
- Team Collaboration and task management
What You Will Be Doing:
- Collaborates with the team on conceptualizing and developing new applications. Write high-quality, pragmatic code as part of a multidisciplinary agile team.
- Participate in design, development and code reviews.
- Take accountability for end-to-end production, testing, and shipping of code.
Our Offering:
- Purpose: You’ll be part of something bigger, working towards building a decentralized financial ecosystem.
- Culture: You’ll work in a thriving, friendly, and fun environment that promotes open discussions, jokes, learning, video games, and lots of fun.
- People: You’ll work with some of the most driven and intelligent people in the crypto space, engaging with a network of diverse talent team members & advisors.
- Flexible vacation policy: work with your manager to take time off when you need it
Looking for someone who can take care of all the server-related works, their security, can handle code versions through GitHub, handle the server logs, loads with automated tools.
Hassle-free deploying the code on servers with automated scripts. Should have provision to manage the server downtime efficiently during deployment time on production environment. Only privileged candidates can access the code and servers with a restricted IP address.
- Responsibilities
- Serve as a point of cross-functional contact and expertise, providing support to development and QA teams for the build and release process in all environments.
- Provide emergency support for critical issues, research possible cause, and provide solutions.
- Aid DevOps team in the maintenance of existing automated deployment operations as well as the advancement of desired state automated CI-CD Pipelines
- Documents build and deployment process for assigned product and/or tools
- Aid Infrastructure team in the implementation of new resources used by the development, test, and production environments.
- Maintain awareness of best-in-class tools, languages, and practices related to development operations.
- Provides instructions to Infrastructure, Development and Test teams to aid in product development life cycle.
- Participate in discussions regarding new product development and product enhancements.
- 2. Requirements
- Experience working on Linux based infrastructure
- Configuration and managing databases such as MySQL, MongoDB
- Excellent troubleshooting
- Working knowledge of various tools, open-source technologies, and cloud services
- Awareness of critical concepts in DevOps and Agile principles
- Great Experience with public cloud platforms such as AWS, Google Cloud Platform (GCP), or Microsoft Azure.
- Must have implementation experience with TLS/SSL, public private key cryptography, how certificates work, and mutual authentication
- Should have deal with IP addressing, firewalls, open ports, DNS & DHCP
clubb.fit is working towards a vision of normalising sports and fitness as an everyday part for Indian adults and kids. We want to create a community of fitness and sports enthusiasts, and convert those non-enthusiasts into enthusiasts.
As the full stack developer, you will have a chance to work on all aspects of our tech, and have freedom to experiment and fail. We see tech as an integral part of making the customer journey more engaging. So if you are somebody who looks at an app and thinks "oh I think these guys should also have this exciting xyz feature added", then we are the right team for you.
You will be working with our senior developer, and help us improve the platform at a fast pace.
We are a small team, and everyone has the freedom to express and introduce ideas. You will work closely with the founding team and help them execute their vision through your tech super power.
The timings on this role are flexible - you can do it part time or full time - with work from office 2 times a week in Bangalore, in case you are in Bangalore..
The role comes with equity stake in a startup and we are aiming to raise our first round in next 6 months.
Job Description:
In this role, you will:
- Be responsible for building APIs, coding, documenting and maintaining scalable web/mobile applications in a fast-paced environment
- Be involved in conceptualization of IOT product features & AI Model Integrations, designing, development and debugging in the real-time environment
- Collaborate with multiple stakeholders to deliver products in an agile environment
- Continuous Integration and Continuous Deployment
Required Skills :
- Good understanding of Data Structures &Algorithms with strong analytical skills.
- Deep understanding of javascript and web fundamentals like HTML, CSS3, Boostrap 3, SDKs, cookies, Sockets,
- Experience in programming languages: nodejs, python, java, Angular/React JS,
- Knowledge of Relational and Non-relational Databases and Cache like MySQL, Mongo, Elasticsearch, Redis etc
- Knowledge of RESTful paradigms and to experience building/consuming APIs, microservices & system design architecture
- Experience in client side technologies like JavaScript, jQuery, Typescript and React JS.
- Good in Building UI/UX of web application and integration of backend and frontend
- Capable of hosting AI model on AWS cloud by developing APIs
Desired Skills:
- Ability to break complex projects into modules and propose effective solutions in view of capabilities of existing platforms and infrastructure.
- Experience in managing build/deployment pipelines for continuous integration and continuous delivery to improve the quality and availability of products & services.
- Understanding of cloud architecture and cloud deployments - AWS SQS, Lambda, EC2, S 3, Azure, other cloud technologies










