91social
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React.js
Javascript
Java
Kotlin
Python- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Experience with popular React.js workflows for state management (such as Redux/Mobx)
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Experience in Python or Java/Kotlin development
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
Python
Django
FlaskJavaDesigning and developing high-volume, low-latency applications for
critical systems and delivering high-availability and performance
• Contributing in all phases of the development lifecycle
• Writing well designed, testable, efficient code
• Test cases should be upto the mark
• Performance tuning knowledge is a must. Experience is an added advantage.
• In Backend – fundamentals of all languages is a must• Good hands-on software development experience with proven working experience
in Python development
• Expert in Python, with knowledge of at least one Python web framework (such
as Django, Flask)
• Familiarity with some ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process
architecture
• Strong unit test and debugging skills
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and
CSS3
• Understanding of memory model/GC from performance point of view.
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Docker
Kubernetes1. Should have worked with AWS, Dockers and Kubernetes.
2. Should have worked with a scripting language.
3. Should know how to monitor system performance, CPU, Memory.
4. Should be able to do troubleshooting.
5. Should have knowledge of automated deployment
6. Proficient in one programming knowledge - python preferred.
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
JavaMySQL / Oracle / PostgreSQL
2. Experience building at least one application from scratch
3. Understanding of at least one test frameworks and basic system administration
4. Experience with cache store / message broker like Redis / RabbitMQ / Kafka
5. Good to have: Experience with NoSQL databases like Cassandra, MongoDb, Neo4j, ElasticSearch
etc and Understanding of different concurrency models used in Akka, node.js, Go, RxJava etc
6. Interest in learning new languages / framework as needed
7. A growth mindset and passionate about building things from the ground up and most
importantly, you should be fun to work with
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As a prominent web development company in India, our core expertise lies in custom software development for web and mobile app development according to client’s need and business workflow. we assist our clients through every step of the way; from consultation, design, development to maintenance. Leave it all in the hands of our expert web developers and we will build you secure, innovative and responsive web applications.
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Virtana is the leader in observability for hybrid infrastructure. The AI-powered Virtana Platform delivers a unified view across applications, services, and underlying infrastructure, correlating user impact, service dependencies, performance bottlenecks, and cost drivers in real time. Trusted by Global 2000 enterprises, Virtana helps IT, operations, and platform teams improve efficiency, reduce risk, and make faster, AI-driven decisions across complex, dynamic environments. Learn more at virtana.com.
Virtana is proud to be an Equal Opportunity Employer. We value diversity and are committed to creating an inclusive environment for all employees.
Recent Milestones
- Acquired Zenoss to build a unified observability platform combining deep infrastructure analytics, AI-driven intelligence, and end-to-end service visibility.
- Launched AI Factory Observability (AIFO) to address the performance, cost, risk, and visibility challenges of AI infrastructure across GPU-driven and hybrid environments.
- Recognized as Best Hybrid Cloud Solution (2025) by The Cloud Awards.
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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.
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