Python Developer

JOB DESCRIPTION

Experience: 5-8 years

Location: Mumbai

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. - 5-8 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 client- facing 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.

About Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Website : www.wissen.com 

1) Be open to learn new frameworks like Hapi.JS , Typescript , Nest.JS

2) Strong DB concepts , and hands on knowledge on MongoDB , REDIS

3) Experience working with micro-services will be a plus

4) Experience working with JWT and IAM systems will be a plus

5) Experience working with Postman , Swagger will be a plus

6) TDD knowledge is an advantage and also working with Unit Test code and familiar with test code coverage concepts.

7) Strong operating system knowledge is a plus with knowledge of how to manage threads.

8) Working experience with RabbitMQ , Kafka will be a plus

9) Strong knowledge of JS internals is a must.

10) Familiar with the Django REST API Framework.

11) Experience with the FAST API framework will be a plus

We need flexible employees for any technology

You can contact me on nine three one six one two zero one three two

Roles & Responsibilities :

• 1-2 years of hands-on experience in backend development with Java & Spring Boot.
• Build scalable and modular microservices for business-critical applications.
• Implement RESTful APIs and ensure high performance and responsiveness.
• Proficient with SQL databases (MySQL etc) Troubleshoot production issues and improve system reliability and scalability.

Work Details: approx. 3-4 Months of development work and require support for next 3 months.

Job Role:

The selected professional/company will be responsible for:

1. Understanding our software's API structure and Oracle SOA framework.
2. Developing and implementing API integrations to connect our software with the specified Oracle SOA modules.
3. Ensuring seamless functionality and data synchronization between systems.
4. Performing rigorous testing to validate the integrations.
5. Providing ongoing support, troubleshooting, and resolving any issues during and after the integration process.
6. Setup the Development/UAT environment for the Oracle SOA integrations.

Modules to Integrate:

• Purchasing
• Payables
• Supplier
• Inventory
• General Ledger (GL)

Scope of Work:

1. API Integration: Establish seamless integration of APIs between our software and the above-mentioned Oracle SOA modules.
2. Data Flow & Functionality: Ensure smooth data flow and consistent functionality between systems.
3. Support & Troubleshooting: Provide support and resolve any issues arising during the integration process.
4. Relevant Experience: Demonstrate prior experience with Oracle SOA integrations.

We are looking for professionals or organizations capable of delivering on these requirements effectively.

Responsibilities :

• Lead the development of the backend systems for our client's first product.
• Build reliable, secure, and performant backend systems.
• Drive test coverage and continuous delivery automation within the team.
• Mentor and provide feedback to teammates.
• You should have a min of 8 years of software development experience and management.
• Can write code that is readable, maintainable, secure, and performant.
• Know the importance of tests and how to approach writing different types of tests, good intuition for REST API design
• Deep understanding of relational databases, transactions, entity-relationship modeling.
• Comfortable writing highly concurrent systems.
• Experienced in using profilers, tuning garbage collection, optimizing SQL queries.

• Golang, Java, Python, Ruby, Node.

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications.

You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.

Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.

• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review

• BS/MS degree in Computer Science, Engineering or a related subject
• Proven hands-on Software Development experience (Microservices & Springboot)
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Object Oriented analysis and design using common design patterns.
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Experience in developing web applications using at least one popular web framework (Spring MVC)
• Experience with test-driven development

• Set up, manage, automate and deploy AI models in development and production infrastructure.
• Orchestrate life cycle management of AI Models
• Create APIs and help business customers put results of the AI models into operations
• Develop MVP ML learning models and prototype applications applying known AI models and verify the problem/solution fit
• Validate the AI Models
• Make model performant (time and space) based on the business needs
• Perform statistical analysis and fine-tuning using test results
• Train and retrain systems when necessary
• Extend existing ML libraries and frameworks
• Processing, cleansing, and verifying the integrity of data used for analysis 
• Ensuring that algorithms generate accurate user recommendations/insights/outputs
• Keep abreast with the latest AI tools relevant to our business domain

• Bachelor’s or master's degree in Computer Science, Statistics or related field 
• A Master’s degree in data analytics, or similar will be advantageous.
• 3 - 5 years of relevant experience in deploying AI models to production
• Understanding of data structures, data modeling, and software architecture
• Good knowledge of math, probability, statistics, and algorithms
• Ability to write robust code in Python/ R
• Proficiency in using query languages, such as SQL
• Familiarity with machine learning frameworks such as PyTorch, Tensorflow and libraries such as scikit-learn
• Worked with well know machine learning models ( SVM, clustering techniques, forecasting models, Random Forest, etc.)
• Having knowledge in CI/CD for the building and hosting the solutions
• We don’t expect you to be an expert or an AI researcher, but you must be able to take existing models and best practices and adapt them to our environment.
• Adherence to compliance procedures in accordance with regulatory standards, requirements, and policies. 
• Ability to work effectively and independently in a fast-paced agile environment with tight deadlines 
• A flexible, pragmatic, and collaborative team player with an innate ability to engage with data architects, analysts, and scientists.

1. Perform full life cycle software development
2. Test and evaluate the technical aspects of every decision
3. Review codes and assess code quality
4. Provide timely solutions to issues
5. Develop a server-side code for high-volume web-based applications
6. Create and develop web user interfaces with Web API as back-end
7. Implement analytics and monitoring routines
8. Knows how to SQL queries for the requirements & Stored Procedure / Entity framework
9. 2-3 Experience with and good knowledge of C, C++, C# and database technology .
10. 2+ years of experience with .NET MVC and web-based development
11. Experience with ASP.NET MVC, jQuery, Web API, Restful Service
12. Experience on Angular will be preferred

Must Have

• 1+ to 6 year’s development experience in Java/J2EE Development.
• 1+ years’ experience in Spring, Hibernate.
• 1+ years’ experience in developing REST API’s
• 1+ years’ experience in developing Spring boot applications.
• Hands-On experience in Unit testing.
• Hands On experience in MVC frameworks –AngularJS/Angular7/8
• Understanding of Micro services.
• Understanding of Agile Methodologies.
• Working experience with DB technologies
• Strong analytical and problem-solving skills.
• Aptitude for innovation, working independently and thinking ‘outside of the box’.

We are seeking talented, motivated engineers who will be part of a dynamic global team delivering and supporting technology infrastructure to meet the growth needs of the business. 

As a Product Support Engineer, you will collaborate with the Engineering, Product and Support teams to ensure the designed product and service is fully operational with streamlined processes and procedures for addressing reported bugs and anomalies. Production Support Engineers will take ownership of resolving product issues through its life cycle and communication to multiple stakeholders. 

This is a programming role which requires a good understanding of Java along with solid debugging skills so complex workflows can be debugged and solved. You will own the code you push to production

To be successful, you must be an excellent team player and self motivated person who can carry out duties with minimal supervision.

Skills you need to have:

• A good understanding of SQL

• An understanding of Java and Java design patterns

• L4 support

• Good debugging and problem solving skills

• Excellent communication

Bonus Skills:

• An understanding of SpringBoot and ORM's