
● 5+ years of experience as a Data engineer or related role.
● 5+ years of experience in application development using Python
● Strong experience with SQL and good to have NoSQL.
● Experience with Agile engineering practices.
● Preferred experience in writing queries for RDBMS, cloud-based data warehousing solutions like
Snowflake.
● Ability to work independently or as part of a team.
● Experience with cloud platforms, preferably AWS, is good to have
● Experience with ETL/LT tools and methodologies.
● Experience working on real-time Data Streaming and Data Streaming platforms

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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Integration Developer
Job Description
Roles and Responsibilities
- Design, Code, test, debug, implement and document complex WSO2 sequences.
- Monitoring and logging tool stacks - Splunk/ELK/Prometheus, Grafana 4 Design, Code, test, debug, implement and document complex WSO2 sequences.
- Perform Build activities for WSO2 ESB Middleware integration, involves writing XSLT, ESB coding, configuration, and Analysis activities.
- Trouble shooting various problems in different stages of development using logs files, Traces and Log Analyzer.
- Responsible for understanding the requirement, solution design, coordinate the development and testing activities (end to end)
- Guide the team regarding WSO2 platform best practices, framework, reusable artefacts and ensure code quality and timely deliverables.
- Work with functional and technical customers to determine solutions that drive additional business value.
- Work with Github, Azure Devops and CI tools to automate dev, build, deployment and testing.
- Good knowledge in messaging brokers: WSO2 Message Broker, Apache Kafka.
- Monitoring the server (Monitoring logs and WSO2 metrics).
- Desired Candidate Profile
Desired Candidate Profile
- Candidate must have minimum 2+ years of hands-on experience in WSO2, preferably with WSO2 certification.
- Extensive experience in Integration by using WSO2 Product Stack (API Manager 2.6/3.x, Enterprise Integrator 6.5 and Identity Server 5.7.0)
- Experience in Implementing APIs in WSO2 EI and On-boarding APIs into WSO2 API Manager
- Experience in WSO2 API Manager for designing API facades and designing and implementing API Proxies.
- Hands-on experience in designing and developing high volume web services using API Protocols and Data Formats (REST, JSON, SOAP & XML).
- Must have hands on experience / knowledge with CI tools to automate dev, build, deploy.
- Experience in programming languages: Java, JavaScript, Python
- Experience in on boarding web applications into WSO2 Identity Server for authentication and authorizatio
Qualifications
- Minimum of a Bachelor's or Master’s degree in Computer Science, or a related four-year degree.
- 4 years of hands on experience in Integration
Role overview
1) Overall 5 to 7 years of experience. Node.js experience is must.
2) At least 3+ years of experience or couple of large-scale products delivered on microservices.
3) Strong design skills on microservices and AWS platform infrastructure.
4) Excellent programming skill in Python, Node.js and Java.
5) Hands on development in rest API’s.
6) Good understanding of nuances of distributed systems, scalability, and availability.
Greetings!
Wissen Technology is hiring for Java developers/Lead.
Required Skillset
- 6+ years of industrial experience
- Java and related frameworks.
- Experience in Core Java 1.8 and above, Data Structures, OOPS, Multithreading, Microservices, Spring and Swift Payments
- Exposure on Fintech domain is mandatory
- Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
- Good development experience with RDBMS
- Good knowledge of multi-threading and high volume server side development
- Excellent problem solving and coding skills in Java
- Strong interpersonal, communication and analytical skills.
Company Profile:
Company Name : Wissen Technology
Group of companies in India : Wissen Technology & Wissen Infotech
Work Location - Bangalore
Website : www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: https://www.linkedin.com/company/wissen-technology
- Analyzing website and application requirements.
- Writing back-end code and building efficient PHP modules.
- Developing back-end portals with an optimized database.
- Troubleshooting application and code issues.
- Integrating data storage solutions.
- Responding to integration requests from front-end developers.
- Finalizing back-end features and testing web applications.
- Updating and altering application features to enhance performance.
- PHP Developer Requirements:
- Bachelor’s degree in computer science or a similar field.
- Knowledge of PHP web frameworks including Yii, Laravel, and CodeIgniter.
- Knowledge of front-end technologies including CSS3, JavaScript, and HTML5.
- Understanding of object-oriented PHP programming.
- Previous experience creating scalable applications.
- Proficient with code versioning tools including Git, Mercurial, CVS, and SVN.
- Familiarity with SQL/NoSQL databases.
- Ability to project manage.
- Good problem-solving skills.
• Experience in the financial domain preferred.
• Hands-on developer in Core Java with an excellent understanding of computer science fundamentals, data structures, algorithms and design patterns.
• Experience with frameworks like Spring, Restful Webservices, Queuing systems, Angular, and Python is highly desired.
• Deep understanding of several cloud providers such as AWS, Azure, Google etc.
• Hands-on experience developing CI/CD pipelines for continuous development and integration.
• Deep knowledge and experience of Java/J2EE and servers like Tomcat.
Position: Python Developer
Experience: 3-6 years
Location- Pune and Chennai
Job Description:
- 3 years Willing to take efforts to advance in the technology or learn new technologies.
- Solid understanding of OOPs concepts.
- Willing to take efforts to advance in the technology or learn new technologies.
- Good communication skills and a continuous learner.
- Experience working on waterfall or Agile (Agile model preferred)
- Solid understanding of Python scripting and/or frameworks like Django, Flask Back up RRS.
Technical Experience :
- 2-6 years of Python working experience
- Expertise in at least one popular Python framework /Django/ Flask
- Knowledge of object-relational mapping d
- Familiarity with front-end technologies JavaScript and HTML5
Key Responsibilities :
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Test and debug programs5 Improve functionality
- Participate in brainstorming and technical ideation for projects with product, growth, and engineering
- You will design Scalable and Fault-Tolerant systems
- You will help Maintain critical and auxiliary systems (databases, cache ...)
- You will build Experiments that help validate hypotheses for the product
Experience:
2+yrs In your first 3 months, you will…
- Successfully onboard and create strong bonds with the current team
- Participate in brainstorming and technical ideation for projects with product, growth, and engineering
- Contribute to existing product features and experimentation
In your first 6 months, you will…
- Develop prototypes of new features or products using rapid iteration and experimentation as we explore new ideas
- Partner across the engineering team to ship features
In your first year, you will...
- Champion best-in-class engineering practices and systems for an emerging engineer team
- Help build a suite of features for the product
Our Ideal Hire:
- Learned best practices and has experienced the challenges and joys working at a startup
- Managed and maintained production code at increasing scales
- Feels strongly motivated by our mission
- Communicates complex problems and proposes solutions, in writing and in conversation
Expertise:
- Proficiency in any one language (ex: NodeJS / Go / Python)
- MySQL (design / indices / optimizing queries)
- Redis (types/ functionality/ use cases)
Hands-on experience:
- Handled scaling issue
- Good at debugging
Good to have:
- Kafka (or other stream-processing software)
- AWS
Do not apply if you are not:
- Ownership driven
- Curious in general
- Able to explain things in simple terms
- Self-motivated
- Use to work in the chaotic environment
- Highly proactive
- Willing to Mentor and humble to ask for collaboration
- Most important, Learn & Grow yourself!
- Hungry to grow anymore
As an experienced engineer we know that you have built software to solve various business problems at your previous workplaces. You may have also explored technologies on your own for your learning or hobby projects.
- You will be building APIs for the Synup platform and also UI to make our platform capabilities available to our customers.
- You and the team that you are a part of will be collectively responsible building performant software and customer experiences that scale to our next million customers.
- You will be responsible for writing technical specs and contributing to it's implementation. We expect that you would have done the same in your previous workplaces.
- Other folks on our team are looking forward to learn from your experiences.
For engineers that join our team
- We expect you to be good with Ruby or Python to build APIs.
- You will be contributing to our UI that is built with React and GraphQL.
- We hope our team members have a strong grasp of software design patterns and know when to put them to good use.
- Experience with an SQL datastore would help a lot. PostgreSQL is our primary datastore.
- We optimize our search functionality and rollup reports by using ElasticSearch
- We expect that you have used Redis. Redis is our swiss army knife to solve a lot of problems apart from just caching.
DUKAAN - Create Your Online Store in 30 Seconds
Dukaan is an app that allows offline businesses to sell their products and services online. On our app, the users can make beautiful product catalogs (catalogs) right from a smartphone and share with their customers easily on different social media apps such as Whatsapp Business, Whatsapp, Facebook, Instagram, etc. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India truly Digital.
Dukaan is currently powering over 5M e-commerce stores built by Indian small businesses and growing at a crazy rate.
We are looking for a Backend Engineer to join our team who will be part of our new innovations team.
Requirements:
- Strong knowledge of Django, Django Rest Framework, and their design principles.
- Strong knowledge of Django ORM, should be able to leverage it to write complex and optimized queries (E.x Q queries, Case, When, Select related, prefetch related, Subqueries, Annotations, Aggregations, Filtering, etc.).
- Should be able to override DRF serializers, filters, and view set completely according to needs.
- Should have good experience in Class-Based Views to write the backend API.
- Sound knowledge of database design patterns and modeling them to Django models.
- Sound knowledge of how to write test cases for the APIs.
- Should be able to write optimized pythonic code adhering to python PEP standards.
- Strong knowledge of python packaging and how to architect a codebase that should be easily scalable and not get cluttered.
- Strong knowledge of REST API design patterns.
- The ability to write RAW SQL queries and further database-level coding will be a plus.
- Good Understanding of python’s asyncio, threading, and multiprocessing library, their benefits and limitations along with their appropriate use cases.
- Hands-on knowledge of celery and its corresponding message broker such as RabbitMQ, Redis, etc.
- Experience with building a CDC(Change Data Capture) pipeline will be a plus.
- Experience with Apache Kafka, Kafka connect and Debezium will be a plus.
- Experience with open source will be a plus.
- Good knowledge of Algorithms and data structures.
Responsibilities:
- Understand the ins and out of the existing codebase and have a good grasp of it.
- Write clean, stable, and scalable code.
- Write unit test cases for the APIs.
- Do whitebox and blackbox testing for your own code and as well as others if required.
- Understand and implement fast prototype solutions for business needs.








