Proficient with full development stack (MySQL, Redis, Memcached, MVC frameworks, jQuery, Server Administration, CSS, HTML, etc) and understanding of OOP design, AJAX, jQuery, and MySQL
Understands how to build an optimized web app and has experience with caching and other scaling techniques
The desire and energy to work long hours so that we can continuously improve our website at the quickest pace possible
Passionate about working in a startup and creating a great product
Must love to program, must be willing to learn, and must be creative. If you are the type of person who finds learning a new technology or language an exhilarating experience, you will love it here.
Must be able to show us projects and or websites that you have created. Bonus points if you’ve created these projects/websites outside of your work (we love seeing proof of how much you love technology and coding).
Education - relevant degree in Engineering preferable

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JOB DESCRIPTION:
Location: mumbai, bangalore, pune
Mode of Work : 3 days from Office
DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API
- Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
- Implement and integrate APIs using Spring Framework and Apache CXF.
- Build microservices-based architecture for scalable and distributed systems.
- Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
- Optimize performance through efficient multithreading, memory management, and algorithm design.
- Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
- Work with RDBMS (preferably Sybase) for backend data integration.
- Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
- Work in Unix/Linux environments for deployment and troubleshooting.
Required Skills & Experience:
- 3– 8 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
- Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
- Proven experience with Spring, CXF, and REST/SOAP web services.
- Solid understanding of microservices architecture and distributed systems.
- Experience working with Sybase or other relational databases.
- Expertise in multithreading, concurrency, and high-throughput server-side development.
- Exposure to capital markets, sales & trading platforms, or similar financial services applications.
- Good working knowledge of Unix/Linux environments.
- Experience in solution architecture and design documentation is a strong plus.
- Strong problem-solving skills, analytical thinking, and a proactive attitude.
- Excellent communication and interpersonal skills to work effectively with global teams.
Preferred Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
- Previous experience in investment banking, capital markets, or financial technology domains.
For more details:
Website: www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: Wissen Technology
Job Title: Java Developer
Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills: • Exp. - 5 to 14 years.
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
What We’re Looking For:
- Strong experience in Python (5+ years).
- Hands-on experience with any database (SQL or NoSQL).
- Experience with frameworks like Flask, FastAPI, or Django.
- Knowledge of ORMs, API development, and unit testing
- Proficient knowledge of Django and Django REST framework
- Experience and good understanding of Redis
- Good knowledge and understanding of PostgreSQL or other relational databases
- Proficient in NoSQL document databases especially MongoDB.
- Understanding of threading and multiprocessing in Python, and multi-process architecture
- Good-enough understanding of version control systems like Git or Mercurial
- Strong unit-test and debugging skills
- Knowledge of container technologies (specially Docker) and orchestration systems is a plus
- Strong understanding of various Python Libraries, APIs, and toolkits
- Excellent understanding of MVC and OOP
- Rapid prototyping skills for getting product feedback
- Experience with Agile and SCRUM methodology
We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
- 2+ years of experience with Node.js/Express.js or similar framework
- 1+ years of experience with MongoDB
- 1+ years of experience creating REST APIs and backend systems
- Experience with Docker is a plus
- Integration of user-facing elements developed by front-end developers with server-side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Server Setup/AWS/GCP experience is a plus
- Creating APIs and backend systems
- Scraping sites and creating backend dashboards for data management
- Backend infrastructure management and deployment
Responsibilities:
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Designing customer-facing UI and back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
Requirements:
- Bachelor's degree in computer science, information science, or similar.
- At least two years of experience as a Node.js developer.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
- Great organizational and time management skills.
- Availability to resolve urgent web application issues outside of business hours.
Thingworx Developer/Sr Developer
Required experience range between 3-6 years.
· Thingworx Navigate experience desired
· Languages - Java, JavaScript & CSS
· Experience in Core Java, Java collections & Oops Concept
· Databases – MySQL, MS-SQL
· Having good working knowledge with XML, JSON.
· Design and Application development using Thingworx version - (8.2,8.5,9.X)
· ThingWorx service creation using JavaScript
· Develop ThingWorx extension using Java
· ThingWorx service creation using Java Extension
· ThingWorx mashups design and development
· Data storage in ThingWorx - Stream/Value Stream/Data Tables
· Integration with source/target system using REST API, data Files.
· Familiar with Agile Methodologies (SCRUM)
· Thingworx Integration with 3rd apps preferred and will be added advantage
Passionate about getting things done mindfully, rationally.
Good understanding of OOPS and Data structures
Proficiency in Python with at least 3-4 years of relevant experience
Solid understanding and deep knowledge of Flask, Docker, REST API's.
Knowledge of Databases - PostgreSQL
Working experience with Test Driven development
**Good to Have:**
Knowledge of Redis, Celery
Knowledge of Microsoft Azure.
End to End application Design, Development and Deployment
**Responsibilities:**
Interact and identify the gaps that exist between various products used in Airprobe and their needs.
Architect and build applications to address those gaps.
Create and improve the design, analytics, coding and testing for high-quality software and new products.
Write clean, maintainable code following best practices (unit testing, source control, continuous integration, automation, design patterns, etc.)
Debug code and troubleshoot problems
Build automation scripts/DevOps/CI-CD pipeline for the application over Azure.
**Expectation:**
Start up Culture, Push the Boundaries, Leadership Qualities, Problem Solving
Responsibility Driven: We’ll ask you to take end to end ownership of whatever you are doing. We believe that the best comes out of you when you ship something end to end.
You know how to maintain balance between perfectionism and pragmatism.
You are research oriented, and love to explore ways to find things that you don’t already know
If you love to work in a fast-paced startup environment and desire to solve some very
challenging problems using technology, we want to hear from you.
We are looking for an enthusiastic and energetic individual to work as a Senior Software
Developer. You will be involved in working on multiple products for the scaling and growth
stage of the lifecycle.
We work closely with the real world,. If you are interested to grow and learn in your career
and at the same time work on products for the 1Bn user market, we encourage you to apply.
Responsibilities
● Managing and guiding a team of junior developers for timely delivery of product and
milestones
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Design and implementation of data storage solutions
● Design & Build: Designing and developing high-volume, low-latency applications for
mission-critical systems, and delivering high-availability and performance.
● Collaborate - Collaborating within your product streams and team to bring best
practices and leverage a world-class tech stack.
● Measurable Outcome - You will need to set quantifiable objectives that encapsulate
the quality attributes of a system. The fitness of the application is measured against
set marks.
● DevOps - You will need to set up every essential (tracking/alerting) to make sure the
infrastructure/software you built is working as expected.
● Design and development of our REST APIs
● Help maintain code quality, architecture, and automation
Required Knowledge and Skills
● Over 3 years of experience working in backend development technologies and
DevOps
● Highly curious and ready to dive into complex technical challenges.
● Proficiency in development and scripting in Python, Django/Flask framework.
● Some experience in Angular 6+, JavaScript or TypeScript would be a plus.
● Database design and management, including being up on the latest practices -
bonus points for MySQL and MongoDB
● User authentication and authorization between multiple systems, servers, and
environments
● Integration of multiple data sources and databases into one system
● Management of hosting environment, including database administration and scaling
an application to support load changes
● Setup and administration of backups
● Understanding differences between multiple delivery platforms such as mobile vs
desktop, and optimizing output to match the specific platform
● Creating database schemas that represent and support business processes
● Implementing automated testing platforms and unit tests
● Understanding of “session management” in a distributed server environment
● Server management and deployment for the relevant environment
● Appreciation for clean and well-documented code
● Hands-on experience with architecture and structural design patterns
● Expertise in designing, developing, deploying, and integrating RESTful APIs
● Ability to understand business requirements and translate them into technical
requirements
● A knack for benchmarking and optimization
● Proficient understanding of code versioning tools, such as Git
Personality
● Requires excellent communication skills – written, verbal, and presentation.
● You should be a team player.
● You should be positive towards problem-solving, have a very structural thought
process to solve problems
● Interest to work in a high paced start-up environment with a large amount of learning.
● Good understanding of different frameworks, and be able to pick up new
technologies at ease.
● You should be agile enough to figure out a need for new technologies/frameworks
and learn new technology for better product performance.

We are looking for a Node.js Developer who is proficient with writing API's, working with data, using AWS and capable of applying algorithms mainly machine learning-based to solve problems and create/modify features for our students. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
Responsibilities
- Integration of user-facing elements developed by front-end developers with server-side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Use of algorithms to drive data analytics and features.
- Ability to use AWS to solve scale issues.
Apply if you can only arrive for a face to face interview in Bangalore.











