
Responsibilities
- Build and enhance backend features as part of the tech team.
- Take ownership of features end-to-end in a fast-paced product/startup environment.
- Collaborate with managers, designers, and engineers to deliver user-facing functionality.
- Design and implement scalable REST APIs and supporting backend systems.
- Write clean, reusable, well-tested code and contribute to internal libraries.
- Participate in requirement discussions and translate business needs into technical tasks.
- Support the technical roadmap through architectural input and continuous improvement.
Requirements
- Experience: 4 - 5 years.
- Strong understanding of Algorithms, Data Structures, and OOP principles.
- Integrate with third-party systems (payment/SMS APIs, mapping services, etc. ).
- Proficiency in Python and experience with at least one framework (Flask / Django / FastAPI).
- Hands-on experience with design patterns, debugging, and unit testing (pytest/unittest).
- Working knowledge of relational or NoSQL databases and ORMs (SQLAlchemy / Django ORM).
- Familiarity with asynchronous programming (async/await, FastAPI async).
- Experience with caching mechanisms (Redis).
- Ability to perform code reviews and maintain code quality.
- Exposure to cloud platforms (AWS/Azure/GCP) and containerization (Docker).
- Experience with CI/CD pipelines.
- Basic understanding of message brokers (RabbitMQ / Kafka / Redis streams).

Similar jobs
We are seeking enthusiastic and driven interns with strong technical expertise to join our team in Bangalore. The ideal candidate should possess:
- Proficiency in Python programming.
- Hands-on experience with Automation Anywhere, UiPath, and A360.
- A solid engineering background.
- Ability to join immediately and work collaboratively on challenging projects.
This is an excellent opportunity to gain practical experience and grow your skills in automation and programming.
Company Name – Wissen Technology
Group of companies in India – Wissen Technology & Wissen Infotech
Work Location - Senior Backend Developer – Java (with Python Exposure)- Mumbai
Experience - 4 to 10 years
Kindly revert over mail if you are interested.
Java Developer – Job Description
We are seeking a Senior Backend Developer with strong expertise in Java (Spring Boot) and working knowledge of Python. In this role, Java will be your primary development language, with Python used for scripting, automation, or selected service modules. You’ll be part of a collaborative backend team building scalable and high-performance systems.
Key Responsibilities
- Design and develop robust backend services and APIs primarily using Java (Spring Boot)
- Contribute to Python-based components where needed for automation, scripting, or lightweight services
- Build, integrate, and optimize RESTful APIs and microservices
- Work with relational and NoSQL databases
- Write unit and integration tests (JUnit, PyTest)
- Collaborate closely with DevOps, QA, and product teams
- Participate in architecture reviews and design discussions
- Help maintain code quality, organization, and automation
Required Skills & Qualifications
- 4 to 10 years of hands-on Java development experience
- Strong experience with Spring Boot, JPA/Hibernate, and REST APIs
- At least 1–2 years of hands-on experience with Python (e.g., for scripting, automation, or small services)
- Familiarity with Python frameworks like Flask or FastAPI is a plus
- Experience with SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
- Good understanding of OOP, design patterns, and software engineering best practices
- Familiarity with Docker, Git, and CI/CD pipelines
● You will work on developing new features in the product and modifying existing features to make logical harmony with new ones.
● Implementing design through code and testing with WB cases. Fixing issues in existing components. Participating in code reviews and reviews of WB cases.
● Preparing documentation required for product and deployment. Participating in build cycles and release processes. Participating in testing drives when necessary.
Keyskills Required:-
● Can learn fast and apply gained knowledge to solve practical problems. A hacker by mind and artist when it comes to design and coding.
● You should be fast learning on job JDBC, Apache Commons, Google APIs for Java, LDAP, Apache Logging, Lucene, Quartz Scheduler, Struts, XML, Bootstrap, JQuery, KnockoutJS, Cryptography libraries, Spring Framework.
Technical Skills :
Java, Spring Boot, MySql, CI/CD Automation.
UI Scripting,NPL/ML
Must have,
- Fundamental of Python(Data types in python, scope of variable, asynchronous programming)
- Should be able to code in Python
- Basic Understanding of Database
- API designing
- Problem Solving skills
- Fundamentals of storage, caching
Good to have,
- AWS Knowledge,
- Python Framework(Django, Flask)
- Knowledge on Message Broker, Caching
- SQL and no-SQL database
The Role:
We are looking for an enthusiastic Senior Python Developer, who adopts a hands-on approach and loves to build scalable, distributed and large web / mobile products. You would be responsible for designing the architecture, reviewing the code, building the technology and deploying web/mobile applications.
Responsibilities:
- Own the product development from scratch.
- Design and implementation of low-latency, high-availability, and performant applications.
- Contribute to discussion on software architecture while mentoring a team of developers.
- Participate in code reviews, design reviews, SCRUM ceremonies, and troubleshoot to ensure uptime for live systems etc.
Requirements:
- Bachelor's degree in a technology-related field from a premier college.
- Prior 3+ years of experience in back-end development (Python/ Golang) in a start-up or a dynamic work environment.
- Good exposure in writing and optimizing SQL for high-performance systems.
- Understanding of asyncio and eventloop/ uvloop concepts. Knowledge of frameworks such as Quart/ Fastapi/ Starlette is preferred.
- Knowledge of AWS; Caching technologies like Redis, Memcache; ELK; mySQL Databases, etc.
- Strong understanding of System Design, Microservice Architecture, Kafka, Pub/Sub, Message queues, and in-memory data stores etc.
- Customer oriented, responsive to changes, and able to multi-task in a fast-paced environment.

Job Description for Senior Python Developer
Experience: 4 to 7 years
- Must have strong knowledge in Python 2/Python 3
- Must have a strong knowledge of Web development using the Django web framework and API development experience using Django REST API.
- Flask framework or any other framework’s knowledge is great.
- Ability to write reusable, testable, and efficient code
- Team Handling exposure
- Knowledge of Standard databases like MySql, PostgreSQL and NoSQL databases like MongoDB, Firebase, etc. Able to create database schemas that represent and support business processes.
- Understanding of fundamental design principles behind a scalable application
- Must be good at understanding client requirements.
- Good testing/debugging skills using standard python modules/IDEs
- Deployment experience with standard servers like Apache/AWS etc.
- Experience in testing frameworks known in the industry.
- Having good/basic knowledge of Front end Technologies HTML, CSS, Bootstrap, JavaScript is good.
- Proficient understanding of code versioning tools - GIT
The candidate must have experience in coding part and team handling experience both
- Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
- Own code for the products with responsibilities including but not limited to designing, developing, testing, maintenance of products.
- Building RESTful services and do DevOps.
- Talking to customers and business teams to suggest improvement areas in product flows.
- Create peer learnings for team members and build context for new teammates
- Help with building the company's tech team and iterating on the hiring framework.
- Provide regular feedback to your team (peers and managers) to ensure continuous improvement.
- Keeping abreast with the latest technologies and working on your skills regularly.
Skills & Requirements
- Good knowledge and experience of working with backend systems; designing server-side architecture, including production maintenance experience are must-haves.
- At least 1-8 years of experience in any programming languages like Java, Ruby, PHP, Python, and Node.js(Node.js preferred).
- Understanding of micro-services-oriented architecture.
- Experience with Databases design (SQL, NoSQL) and analytics
- Experience in driving and delivering complex features/software modules from technical design to launch.
- Expertise with unit testing & Test Driven Development (TDD)
- Have empathy for the users you build for
Good to have
- Experience in the fintech industry
- Experience leading design and implementation of robust and secure web services
To be the right fit, you'll need:








