
* Python (3 to 6 years): Strong expertise in data workflows and automation
* Spark (PySpark): Hands-on experience with large-scale data processing
* Pandas: For detailed data analysis and validation
* Delta Lake: Managing structured and semi-structured datasets at scale
* SQL: Querying and performing operations on Delta tables
* Azure Cloud: Compute and storage services
* Orchestrator: Good experience with either ADF or Airflow

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 Details
- Job Title: Staff Engineer
- Industry: Technology
- Domain - Information technology (IT)
- Experience Required: 9-12 years
- Employment Type: Full Time
- Job Location: Bengaluru
- CTC Range: Best in Industry
Role & Responsibilities
As a Staff Engineer at company, you will play a critical role in defining and driving our backend architecture as we scale globally. You’ll own key systems that handle high volumes of data and transactions, ensuring performance, reliability, and maintainability across distributed environments.
Key Responsibilities-
- Own one or more core applications end-to-end, ensuring reliability, performance, and scalability.
- Lead the design, architecture, and development of complex, distributed systems, frameworks, and libraries aligned with company’s technical strategy.
- Drive engineering operational excellence by defining robust roadmaps for system reliability, observability, and performance improvements.
- Analyze and optimize existing systems for latency, throughput, and efficiency, ensuring they perform at scale.
- Collaborate cross-functionally with Product, Data, and Infrastructure teams to translate business requirements into technical deliverables.
- Mentor and guide engineers, fostering a culture of technical excellence, ownership, and continuous learning.
- Establish and uphold coding standards, conduct design and code reviews, and promote best practices across teams.
- Stay ahead of the curve on emerging technologies, frameworks, and patterns to strengthen company’s technology foundation.
- Contribute to hiring by identifying and attracting top-tier engineering talent.
Ideal Candidate
- Strong staff engineer profile
- Must have 9+ years in backend engineering with Java, Spring/Spring Boot, and microservices building large and schalable systems
- Must have been SDE-3 / Tech Lead / Lead SE for at least 2.5 years
- Strong in DSA, system design, design patterns, and problem-solving
- Proven experience building scalable, reliable, high-performance distributed systems
- Hands-on with SQL/NoSQL databases, REST/gRPC APIs, concurrency & async processing
- Experience in AWS/GCP, CI/CD pipelines, and observability/monitoring
- Excellent ability to explain complex technical concepts to varied stakeholders
- Product companies (B2B SAAS preferred)
- Must have stayed for at least 2 years with each of the previous companies
- (Education): B.Tech in computer science from Tier 1, Tier 2 colleges
Job title - Python developer
Exp – 4 to 6 years
Location – Pune/Mum/B’lore
PFB JD
Requirements:
- Proven experience as a Python Developer
- Strong knowledge of core Python and Pyspark concepts
- Experience with web frameworks such as Django or Flask
- Good exposure to any cloud platform (GCP Preferred)
- CI/CD exposure required
- Solid understanding of RESTful APIs and how to build them
- Experience working with databases like Oracle DB and MySQL
- Ability to write efficient SQL queries and optimize database performance
- Strong problem-solving skills and attention to detail
- Strong SQL programing (stored procedure, functions)
- Excellent communication and interpersonal skill
Roles and Responsibilities
- Design, develop, and maintain data pipelines and ETL processes using pyspark
- Work closely with data scientists and analysts to provide them with clean, structured data.
- Optimize data storage and retrieval for performance and scalability.
- Collaborate with cross-functional teams to gather data requirements.
- Ensure data quality and integrity through data validation and cleansing processes.
- Monitor and troubleshoot data-related issues to ensure data pipeline reliability.
- Stay up to date with industry best practices and emerging technologies in data engineering.
Must have exp in Django. [ Mandatory]
- The ability to problem-solve and critically think.
- High level of knowledge of Python and the Django framework.
- Familiarity with event driven programming as well as the MVC.
- Good understanding of SQL databases.
- Good understanding of REST APIs.
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.
Your duties include
- Database development using T-SQL on MS SQL Server
- API Development using ASP.Net WEB API and C#
- R & D for available solutions and 3rd party API integrations
- Comparative Analysis of different approaches and finding optimal solutions
- Supporting existing applications in SQL, ASP.NET WEB API, C#, Angular or TypeScript
SKILLS
- Should have hands-on Experience in .NET Core, Asp.Net, MVC, Entity Framework, SQL Server with Good Communication skills.
- Use Microsoft technologies: C#, ASP.NET, SQL, MVC, and Microsoft Workflow to develop technical solutions to complex problems that require the regular use of ingenuity and creativity
- Design, code, test, debug and document software according to the functional requirements
- Develop, maintain and support programs/tools for internal and external clients
- Analyse, diagnose and resolve errors related to their applications
- Help define project plans requiring software development and hardware installations
- Provide technical and project management expertise across multiple areas of application development
- Investigate operational or systematic problems and user queries as required.
- If the candidate has experience in MVC / Angular / Azure / Xamarin, it would be an added advantage.
Education
Bachelor’s or Master’s degree in Computer engineering or relevant field
Students working towards their degree and with sufficient experience will be considered.
Qualifications-BCA, BE/B.Tech(Information Science/Technology (IS/IT)), MCA, ME/M.Tech(Information Science/Technology)
Roles and Responsibilities
- Develop data analysis and processing engines using Python
- Develop server-side applications
- Develop and deploy applications on AWS
- Individually manage multiple projects with end-to-end oversight
- Undertake POCs on new tech stacks and integrate them in applications on a functional level
- Design small and large applications on an enterprise level
- Understand business requirements and translate them into applications
- Plan projects with complete details such as efforts, timelines, and wireframes
- Work under tight timelines
- Assist in project management of micro-innovation projects
- Create tools, templates, SOPs / training manuals, process documents etc
- Work with cross-functional / domain teams
- Work in a fast-paced and agile development environment
Desired Candidate Profile
- 3+ years of relevant experience with Object Oriented Programming.
- Expertise in Web frameworks: Django, Flask.
- Should have working knowledge in Programming: Python Advanced.
- Hands on knowledge on Source Control: GIT.
- And RESTFul Services.
- Strong knowledge of MVC / MVT framework, Apache Web Server/IIS/nginx, Docker, etc
- Proficiency in writing Web APIs / Rest APIs
- Ability to develop client server architecture applications
- Excellent understanding of relational databases such MySQL, MS SQL, and NoSQL(Mongodb)
- Strong understanding of how to connect a database with a chosen back-end language, with adequate grip over architecture
- Understanding of security-related concepts / within a server-side application
- Adequate knowledge on SDLC
- Writing reusable, testable, and efficient code.
- Design and implementation of low-latency, high-availability, and performant applications
- Integration of user-facing elements developed by front-end developers with server-side logic
- Implementation of security and data protection
- Integration of data storage solutions
Skills And Qualifications
- Practical knowledge and understanding of web applications.
- 3+ years of good hands-on experience in Python, with knowledge of Django
- Good hands-on experience in SQL Database (MYSQL / Postgres)
- Knowledge of user authentication and authorization between multiple systems, servers, and environments
- Able to create database schemas that represent and support business processes.
- Strong unit test and debugging skills
- Proficient understanding of code versioning tools GIT.
- Has experience of working in an Agile Environment. Fluent in English (written and oral) Fluency in a second language is preferred.
- Comfortable working remotely with great communication skills for a remote work environment.
Bonus Qualifications
- Knowledge of any cloud. ( Especially Azure )








