
Must have very good experience in Java development.
Must have a very good understanding of data structure & algorithms.
Must be very good at coding & problem solving skills.
Must be very good in multithreading, Collections, OOPS concepts.
Good to have experience in Java 8.

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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Job Title : Python Backend Lead / Senior Python Developer
Experience : 6 to 10 Years
Location : Bangalore (CV Raman Nagar)
Openings : 8
Interview Rounds : 1 Virtual + 1 In-Person (Face-to-Face with Client)
Note : Only local Bangalore candidates will be considered
About the Role :
We are seeking an experienced Python Backend Lead / Senior Python Developer to design, develop, and optimize scalable backend solutions.
The role involves working with large-scale data, building efficient APIs, integrating middleware solutions, and ensuring high performance and reliability.
You will lead a team of developers while also contributing hands-on to coding, design, and architecture.
Mandatory Skills : Python (Pandas, NumPy, Matplotlib, Plotly), FastAPI/FlaskAPI, SQL & NoSQL (MongoDB, CRDB, Postgres), Middleware tools (Mulesoft/BizTalk), CI/CD, RESTful APIs, OOP, OOD, DS & Algo, Design Patterns.
Key Responsibilities :
- Lead backend development projects using Python (FastAPI/FlaskAPI).
- Design, build, and maintain scalable APIs and microservices.
- Work with SQL and NoSQL databases (MongoDB, CRDB, Postgres).
- Implement and optimize middleware integrations (Mulesoft, BizTalk).
- Ensure smooth deployment using CI/CD pipelines.
- Apply Object-Oriented Programming (OOP), Design Patterns, and Data Structures & Algorithms to deliver high-quality solutions.
- Collaborate with cross-functional teams (frontend, DevOps, product) to deliver business objectives.
- Mentor and guide junior developers, ensuring adherence to best practices and coding standards.
Required Skills :
- Strong proficiency in Python with hands-on experience in Pandas, NumPy, Matplotlib, Plotly.
- Expertise in FastAPI / FlaskAPI frameworks.
- Solid knowledge of SQL & NoSQL databases (MongoDB, CRDB, Postgres).
- Experience with middleware tools such as Mulesoft or BizTalk.
- Proficiency in RESTful APIs, Web Services, and CI/CD pipelines.
- Strong understanding of OOP, OOD, Design Patterns, and DS & Algo.
- Excellent problem-solving, debugging, and optimization skills.
- Prior experience in leading teams is highly desirable.
- Development of applications in Java including:
- Building data processing platforms.
- Developing micro-service-oriented applications.
- Interact with stakeholders of the applications being developed.
- Must have experience in Java JEE, Spring Framework, and Microservices
- Experience in SQL and JDBC
- Experience in build tools Maven, git
- Good to have experience in Cloud Platforms AWS, Azure is a plus
Immediate Joiners Preferred. Notice Period - Immediate to 30 Days
Interested candidates are requested to email their resumes with the subject line "Application for [Job Title]".
Only applications received via email will be reviewed. Applications through other channels will not be considered.
About Us
adesso India is a dynamic and innovative IT Services and Consulting company based in Kochi. We are committed to delivering cutting-edge solutions that make a meaningful impact on our clients. As we continue to expand our development team, we are seeking a talented and motivated Backend Developer to join us in creating scalable and high-performance backend systems.
Job Description
We are looking for an experienced Backend and Data Developer with expertise in Java, SQL, BigQuery development working on public clouds, mainly GCP. As a Senior Data Developer, you will play a vital role in designing, building, and maintaining robust systems to support our data analytics. This position offers the opportunity to work on complex services, collaborating closely with cross-functional teams to drive successful project delivery.
Responsibilities
- Development and maintenance of data pipelines and automation scripts with Python
- Creation of data queries and optimization of database processes with SQL
- Use of bash scripts for system administration, automation and deployment processes
- Database and cloud technologies
- Managing, optimizing and querying large amounts of data in an Exasol database (prospectively Snowflake)
- Google Cloud Platform (GCP): Operation and scaling of cloud-based BI solutions, in particular
- Composer (Airflow): Orchestration of data pipelines for ETL processes
- Cloud Functions: Development of serverless functions for data processing and automation
- Cloud Scheduler: Planning and automation of recurring cloud jobs
- Cloud Secret Manager: Secure storage and management of sensitive access data and API keys
- BigQuery: Processing, analyzing and querying large amounts of data in the cloud
- Cloud Storage: Storage and management of structured and unstructured data
- Cloud monitoring: monitoring the performance and stability of cloud-based applications
- Data visualization and reporting
- Creation of interactive dashboards and reports for the analysis and visualization of business data with Power BI
Requirements
- Minimum of 4-6 years of experience in backend development, with strong expertise in BigQuery, Python and MongoDB or SQL.
- Strong knowledge of database design, querying, and optimization with SQL and MongoDB and designing ETL and orchestration of data pipelines.
- Expierience of minimum of 2 years with at least one hyperscaler, in best case GCP
- Combined with cloud storage technologies, cloud monitoring and cloud secret management
- Excellent communication skills to effectively collaborate with team members and stakeholders.
Nice-to-Have:
- Knowledge of agile methodologies and working in cross-functional, collaborative teams.
Solution Oriented Mindset
- Assist project in all technical aspects of tooling and DevOps
- Proactively lead tools new versions release cycle and documentation
- Proactively identify risks related to application /deliverables and propose a mitigation plan
- Provide custom solutions as per customer requirements
Autonomy & Problem Solving Mindset
- Work in complete autonomy to deliver project deliverables, for advanced technical deliverables, with required level of quality
- Must have troubleshooting skills
Agile Mindset
- Contribute to improvement of internal process, tooling, and quality process
- Design, build and collect technical materials as part of project executions in a spirit of reusability for future engagements and maintain knowledge on best practices, tools, and reusable components for CAST analysis
You will be working hands-on on a complex and compound product that has the potential to be used by millions of sales and marketing people around the world. Your contribution to delivering an excellent product platform that:
- enables quick iteration
- supports product customization
- and handles scale
What do we expect you to have?
- 2+ years of experience in backend engineering
- An intent to learn and an urge to build a product by learning different technologies
- Interest in writing complex, scalable, and maintainable backend applications
- Tech stack requirements:
Must haves
- Experience in building application server in Java (Spring / Spring boot) / NodeJS / Golang / Python
- Experience in using SQL databases and designing schemas based on application need
- Experience with container services and runtimes (docker / docker-compose / k8s)
- Experience with cloud paas (AWS / GCP / Azure cloud)
- Experience and familiarity with microservices’ concepts
- Experience with bash scripting
Good to have (Preferred)
- Preferred experience with org wide message queue (rabbitmq / aws sqs)
- Preferred experience with task orchestration services (apache airflow / aws step function)
- Preferred experience with infra as code (or system configuration) tools (terraform / chef / ansible)
- Preferred experience with build essential tools (make / makefile)
- Preferred experience with monitoring and tracing systems for performance / system / application monitoring (grafana + loki + prometheus / aws cloudwatch)
What will you learn?
- Building highly available, complex, compound, performant systems of microservices platform that acts as an API layer
- Industry-standard state-of-the-art tools + methodologies + frameworks + infra for building a product.
- Fable is not a trivial CRUD app. It requires a lot of consideration and care for building the API layer as the product is highly customizable per user.
- How different functions (sales, marketing, product, engineering) in a high-velocity product company work in synergy to deliver an iterative product in real life.
Who would you be working with?
- You would be directly working with the co-founder & CTO who has built multiple companies before and has built large teams in large-scale companies like ThoughtSpot, Unacademy, etc.
Position details
- Fully remote.
- 5 days/week (all public and government holidays will be non-working days).
- No specific work hours (we will sync over zoom over the course of the day).
- Highly proficient in JavaScript and Typescript, PassportJs, Sequelize.
- Working knowledge of Node.js frameworks such as ExpressJs, SailsJs, VueJs and ElectronJs.
- Good understanding of server-side templating languages such as Jade, EJS, Mustache etc.
- Good understanding of server-side CSS preprocessors such as Stylus, Less,Sass etc.
- Basic understanding of front-end technologies, such as HTML5, and CSS3
- Sound knowledge of Testing frameworks such as Mocha, Chai, Jasmine, Cucumber etc.
- Experience of writing unit, integration and E2E tests.
- Experience of working with SQL databases.
- Experience of integrating third party APIs.
- Good understanding of code versioning tools, such as Git.
- Good Communication Skills.

- Develop front end User Interface of our UKLB Experience Analysis (Biometrics) tool using SharePoint, PowerApps, Power Automate and Logic Apps
- Connection of UI with back end SQL Database using Logic Apps - Advise solution design as a Logic Apps expert (specifically around UI)
- Responsible for managing technology in projects and providing technical guidance or solutions for work completion
Skills and Experience
- Experience with Azure services like Azure App Services, Azure Active Directory, Azure SQL, Azure PostgreSQL, Key Vault, Azure DevOps, Application Insights, Azure Storage, Redis Cache
- Microsoft Azure Developer Certification
- Experience with .Net SDK, integration tools, Application and Security frameworks
- C#, ASP.NET, Application development using .Net Framework
- Preferred: Insurance or BFSI domain experience
- .Net
- Azure/
Location: Chennai
Salary : 15-20 LPA
Day to Day Responsibilities:
1. Develop Django based RESTful APIs and WebSockets
2. Manage and mentor the junior and intern developers to deliver the project requirements in the given timeline
3. Carry out Database Modelling and Designing
4. Make DFDs, ER diagrams, etc.
5. Integrate Python APIs/endpoints to other Python outputs (JSON, etc.)
6. Work with clean code writing practices and structure the code for collaborated development
7. Analyze different use-cases and coming up with creative solutions
8. Build reusable components and back-end libraries for future use
9. Participate in daily scrums
10. Work on responsive web development
11. Work with the team to manage, optimize, and customize multiple web applications
12. Learn and work using new technologies
13. Work on being involved and participate in the overall application lifecycle
14. Work with a focus on coding and debugging
15. Collaborate with front-end developers
We are looking for a passionate Junior/ Senior DOT NET Developer to design and develop software solutions on Microsoft and popular open-source technologies. Software Engineer responsibilities include gathering user requirements, defining system functionality, and writing code in various languages, like .NET, C#, ASP.NET MVC, SQL, JavaScript, and JQuery. Ideally, the candidate should be able to build high-quality, innovative, and fully performing software in compliance with coding standards and technical design. The developer must be skilled in development, writing clean and scalable code, and documenting user requirements.
- Executing full life-cycle software development
- Writing well designed, testable, efficient code
- Producing specifications and determining operational feasibility
- Integrating software components into fully functional software systems
- Developing software verification plans and quality assurance procedures
- Documenting and maintaining software functionality
- Complying with project plans and industry standards.
Requirements
- Must have hands-on experience in Microsoft technologies - ASP.NET, MVC, Web API, Web Forms and window forms.
- Must have a strong understanding and knowledge of OOPS concepts.
- Good knowledge of C# programming language .
- Good knowledge of Client-side programming using HTML5, CSS3, JavaScript, JQuery, etc.
- Experience with Web Services, WCF, and Service-Oriented Architecture a plus.
- Well-versed with Entity Framework, Linq, Dependency Injection, Unit of Work, Architecture Pattern, Lambda Expressions etc.
- Good knowledge of Microsoft SQL Server .
- Experienced in debugging, analyzing code, and knows how to performance tune a DB Query.
- Experience with design patterns.
- Additional Knowledge of IIS, Web Services, JSON, and XML are added skillsets
- Degree in B.Tech(CSE)/ MCA/ MSC(IT)
Key Responsibilities
- Build and create Credflow Product - Do development on our tech Stack
- Understand requirements from the product manager and sometimes talk to customers to understand the exact requirement and develop insights.
- Maintain the product and optimize over time for performance
- Identify needs of the stakeholders and work with technology and management team to build future timeline of products and features
- Be the go-to person for all technology related requirements, queries, discussion etc
- Develop a complete analytics framework as the product evolves.
What we seek
- We are looking for someone who is a hustler and is deeply passionate about solving technology-led complex problems
- The person should be able to take ownership of work in a highly challenging and dynamic startup environment
Benefits
- Chance to be with the right team, at the right time
- Work as part of the core team and experience the aspects of growing a business exponentially
- Get a deep understanding of the Fintech domain and unleash your potential to create an impact.
Qualifications and skills
- Undergraduate/Graduate degree from an engineering college
- Has full stack proficiency, managing large amounts of data and prior exposure to backend, web frontend, mobile apps etc.
- Full Stack Proficiency on Node.JS, React.JS
- SQL
- In memory data stores like Redis
- Experience in AWS (preferable)
Experience
2-4 years of experience
Preference
Previous experience in a startup or as an entrepreneur









