
We are looking for a skilled Data Engineer with strong expertise in Java and Apache Spark, specializing in data ingestion and large-scale data processing. The ideal candidate will design and build scalable, high-performance data pipelines and contribute to modern analytics platforms in a fast-paced Agile environment.
This role requires hands-on experience in building ingestion frameworks, optimizing Spark workloads, and working with cloud-based data ecosystems.
Key Responsibilities
- Design, develop, and maintain scalable data ingestion pipelines using Java and Apache Spark.
- Build and optimize Spark jobs (Spark Core, Spark SQL, DataFrames, Streaming) for large-scale batch and real-time processing.
- Develop reusable ingestion frameworks for structured and semi-structured data from multiple sources (APIs, databases, files, streaming systems).
- Implement high-performance ETL/ELT solutions with strong focus on data quality, reliability, and scalability.
- Collaborate with data architects, analysts, and cross-functional teams to design robust data workflows.
- Optimize Spark performance (partitioning, caching, tuning, memory management) for production environments.
- Contribute to CI/CD pipelines, code reviews, and best practices in data engineering.
- Troubleshoot data pipeline failures and implement monitoring and alerting mechanisms.
- Document technical designs and mentor junior engineers.
Required Skills & Qualifications
- 3–7 years of strong hands-on experience in Data Engineering and Java development.
- Strong expertise in Apache Spark (Spark Core, Spark SQL, DataFrames, Structured Streaming).
- Solid experience in data ingestion, ETL/ELT, and building data pipelines.
- Working knowledge on Java.
- Experience handling large-scale data processing and distributed systems.
- Familiarity with Maven/Gradle, Git, and CI/CD practices.
- Strong SQL skills and understanding of data modeling concepts.
- Excellent problem-solving and communication skills.
- Must be open to working from Bangalore location.
Secondary / Preferred Skills
- Experience with Databricks (AWS preferred) for Spark-based data engineering.
- Hands-on experience with Snowflake for cloud data warehousing.
- Working knowledge of DBT (Data Build Tool) for analytics engineering and transformations.
- Exposure to Azure cloud services (Databricks).
- Experience with Kafka, Airflow, or orchestration tools.
- Familiarity with Docker/Kubernetes.
- Basic Python scripting for automation and data manipulation.

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.
Connect with the team
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Review Criteria
- Strong Business Analyst Profile
- Total 4+ YOE, of which 2+ Business Analysis
- Must have expertise in Workflows, API documentation and UI/UX specifications
- Must have experience with API integrations and troubleshooting and conducting UATs
- Must have working knowledge of RDBMS and basic SQL and Excel
- Must be a commerce graduate
- Any company (Preferred B2B SaaS (RetailTech, ERP, OMS, POS, E-commerce SaaS, Logistics)
- Candidate must be based in Kolkata, or a native of Kolkata or nearby states, (Bihar/ Jharkhand) and wanting to relocate back
Preferred
- Proficiency in using tools such as Jira, Confluence, Lucidchart, and Visily.
- Experience in Order Management System or POS product
Job Specific Criteria
- CV Attachment is mandatory
- Which product line you have worked on (ERP, POS, OMS, other SaaS, e-commerce)?
- Reason for job change?
- What's your under-graduation degree (BE / Btech / Bcom / BBA)
Role & Responsibilities
We are looking for a Business Analyst who will be the vital link between our information technology capacity and our business objectives by supporting and ensuring the successful completion of analysis, testing and release to production tasks of our software product’s features.
- Converting business problems into functional requirements (User stories, API Documentation, UI/UX, workflow, scenarios).
- Troubleshoot problems encountered in integration by understanding the API response - relating to the functional understanding.
- Interacting with the solution architect in supporting to architect the solution.
- Coordinating with the development team on a day-to-day basis to develop the specifications into the product solution.
- Conduct user acceptance test to ensure requirement fulfilment.
- At times he/she would also have to interact with the clients to clarify requirements.
- Conduct training and provide documentation to share the knowledge of newly developed features.
- Provide support on gaps (if any) on the developed features.
- Exposure on product management as client requirements backlog/ ideas needs to be managed. A good exposure for aspiring product managers.
- Use world’s most famous SDLC tools like Jira, Confluence, Lucidchart, Visily.
Ideal Candidate
- 4-7 Years experience required.
- Excellent analytical aptitude and problem-solving abilities.
- Process mapping - understanding of tools like Lucidchart.
- Very Methodical.
- Understanding of API Integrations.
- Understanding of RDMS - Basic SQL.
- Deep understanding of the omni retail or e-commerce or POS.
- Basic/Advance - Excel.
- Good communication, Documentation and presentation skills.
- Commerce or BTech background.
Role Overview:
We are seeking a backend-focused Software Engineer with deep expertise in REST APIs,
real-time integrations, and cloud-based application services. The ideal candidate will build
scalable backend systems, integrate real-time data flows, and contribute to system design
and documentation. This is a hands-on role working with global teams in a fast-paced, Agile
environment.
Key Responsibilities:
• Design, develop, and maintain REST APIs and backend services using Python, FastAPI,
and SQLAlchemy.
• Build and support real-time integrations using AWS Lambda, API Gateway, and
EventBridge.
• Develop and maintain Operational Data Stores (ODS) for real-time data access.
• Write performant SQL queries and work with dimensional data models in PostgreSQL.
• Contribute to cloud-based application logic and data orchestration.
• Containerize services using Docker and deploy via CI/CD pipelines.
• Implement automated testing using pytest, pydantic, and related tools.
• Collaborate with cross-functional Agile teams using tools like Jira.
• Document technical workflows, APIs, and system integrations with clarity and
consistency.
• Should have experience in team management
Required Skills & Experience:
• 8+ years of backend or integrations engineering experience.
• Expert-level knowledge of REST API development and real-time system design.
• Strong experience with: Python (FastAPI preferred), SQLAlchemy.
• PostgreSQL and advanced SQL.
• AWS Lambda, API Gateway, EventBridge.
• Operational Data Stores (ODS) and distributed system integration.
• Experience with Docker, Git, CI/CD tools, and automated testing frameworks.
• Experience working in Agile environments and collaborating with cross-functional
teams.
• Comfortable producing and maintaining clear technical documentation.
• Working knowledge of React is acceptable but not a focus.
• Hands-on experience working with Databricks or similar data platforms.
Education & Certifications:
• Bachelor’s degree in Computer Science, Engineering, or a related field (required).
• Master’s degree is a plus.
• Certifications in AWS (e.g., Developer Associate, Solutions Architect) or Python
frameworks are highly preferred.

Position: Sales Engineer
Location: Hyderabad and nearby areas (Field work required)
Reporting Office: Quarterly visit to Head Office – Mumbai
Company Profile
A reputed international organization with over a decade of experience in research, development, manufacturing, and marketing of wear-resistant solutions for a wide range of industries. The company caters to leading clients across Power, Steel, Mining, and Cement sectors in India and overseas, with strong global associations in the UAE, South Africa, and the USA.
Job Responsibilities
- Achieve assigned sales targets for company products.
- Develop business by interacting with customers at corporate and site levels.
- Conduct presentations and product demonstrations at customer sites for promotion and technical discussions.
- Handle technical and commercial aspects of customer inquiries.
- Ensure timely resolution of customer complaints and quality issues.
- Formulate and execute short-term and long-term marketing goals.
- Prepare and submit regular reports on marketing and field activities.
- Willingness to travel frequently and relocate within India as per business requirements.
- Coordinate with the internal team to ensure smooth execution of customer requirements.
Desired Candidate Profile
- Experience: 1–3 years of sales experience in Power / Steel / Cement / Mining industries.
- Industry Knowledge: Must have working experience or strong understanding of the Power industry.
- Education: B.E./B.Tech/Diploma in Mechanical Engineering (mandatory).
- Skills:
- Strong communication in English and Hindi (knowledge of Tamil/Telugu preferred).
- Good presentation, negotiation, and interpersonal skills.
- Proven record of achieving sales targets and handling clients independently.
- Team handling experience will be an added advantage.
Work Schedule
- Working Days: Monday to Friday (9:30 AM – 6:00 PM)
- Saturday: Half Day
Responsibilities:
IoT Deployment (on-field) and maintenance
Lead assembly, testing, and finalization of IoT products
Black Box Testing: BLE, WiFi
Integration testing: (IoT, backend, and Android)
Test report and deployment setup documentation
Apply quality engineering principles throughout the Agile product lifecycle.
Collaborate closely with cross-functional teams.
Required qualifications:
2021/2022 passed out B.Tech Graduate in ECE or EEE
Hands-on experience with microcontrollers like Arduino and ESP.
Knowledge of C programming language.
Excellent communication and critical thinking skills.
Good organizational skills and a detail-oriented mindset.
Ability to work in a fast-paced environment with minimal supervision.
Sense of ownership and pride in your performance and its impact on the company’s success.
Team player.
Good time management skills.
Preferred qualifications:
Good understanding of embedded and IoT systems.
Who can apply
Only those candidates should apply who
are available for full-time (in-office)
can start the Job immediately
are from Mumbai
have relevant skills and interests
REQUIRE TRAVEL EXECUTIVE
SKILLS- RESERVATION, TICKETING, PACKAGES
GENDER- MALE
EDUCATION- GRADUATE
EXPERIENCE- 3 YEARS
LOCATION- PITAMPURA, DELHI
SALARY –UPTO 40K
REQUIRE TRAVEL EXECUTIVE
SKILLS- RESERVATION, TICKETING, PACKAGES
GENDER- ANY
EDUCATION- GRADUATE
EXPERIENCE- 3 YEARS
LOCATION- Navi mumbai
SALARY –UPTO 35K
Designation:-Laravel Developer
Job Description:-
- Discussing project aims with the client and development team.
- Designing and building web applications using Laravel.
- Troubleshooting issues in the implementation and debug builds.
- Working with front-end and back-end developers on projects.
- Testing functionality for users and the backend.
- Ensuring that integrations run smoothly.
- Scaling projects based on client feedback.
- Recording and reporting on work done in Laravel.
- Maintaining web-based applications.
- Presenting work in meetings with clients and management.
Type, Location
Full-time, Remote
Desired Experience
2+ years
Roles and Responsibilities :
● A great JavaScript developer who is proficient with React.js (preferred).
● Your primary focus will be on developing user interface components and implementing
them following well-known React.js workflows (such as Flux or Redux).
● You will ensure that these components and the overall application are robust and easy to
maintain.
● You will coordinate with the rest of the team working on different layers of the
infrastructure. Therefore, a commitment to collaborative problem-solving, sophisticated
design, and a quality product is important.
● Generating error-free code and compliance with SOW
● Managing development processes & working notes
● Growing technical skills and being an active part of the technical transformation in the company
● When required manage client communication for projects assigned
● Reporting on project activities and ensuring timely completion of projects/assignments
● Guiding Jr. Developers for the completion of their work
Desired Candidate Profile
Primary Skills :
● Hands-on experience in React.js, HTML/CSS, JavaScript, and People Management.
1. Writing back-end code and building efficient PHP modules.
2. Designing an optimised MySQL database.
3. Providing RESTful APIs and working with front-end developers.
4. Troubleshooting and debugging.
5. Updating and altering code to enhance performance.
Requirements:
1. At least 1 year experience in PHP MVC framework, preferably YII2, & MySQL
2. Knowledge of front-end technologies HTML5, CSS3, JavaScript.
3. Proficiency in Git
4. Problem-solving skills
Location: Navi Mumbai https://g.page/atzosvpl. It is a work-from-office role.
Timings: Mon - Fri, 9:30am - 6:30pm
HR Manager – 4+Years
Job Description-
Having Hands Knowledge into IT Staffing.
Hands on experience into HR Generalist Activities.
Hands into Retention, Exit formalities, Compensation, Payroll Process, Rewards, Performance Management.
Should be energetic to handle any complex situations.
Having Knowledge into End-to-End Recruitment Process both in Domestic & JAPAN
Proven working experience as HR Manager
People-oriented and results-driven
Demonstrable experience with Human Resources metrics
Knowledge of HR systems and databases
Ability to architect strategy along with leadership skills
Excellent active listening, negotiation, and presentation skills
Competence to build and effectively manage interpersonal relationships at all levels of the company
Get employees settled in the organization right from day 1 of joining.
Ensure legal compliance throughout human resource management.
Hands into ATS Tools.
Job Location - Hyderabad - Madhapur
Work from Office
Our client is a producer of superior quality products. Our client is the largest single location manufacturing facility in India with certifications of ISO 9001, 14001, OHSAS 18001 along with other product specific certifications.
What you will do:
- Developing periodic (annual, quarterly and monthly} targets and sales plans for the business basis overall product category targets and capacity, past sales performance and market potential
- Evaluating and selecting appropriate sales model and distribution channels to further sales growth across the focused zones
- Developing and managing the sales budget and ensuring internal operating costs are within the allocated budget
- Ensuring top line and volume targets and gross margin contribution of sales across all regions, identifying areas of concern and driving corrective action
- Driving market intelligence to identify market trends, customer preferences, competitive action, new product introductions, etc. to build and Implement sales campaigns
- Analysing and evaluating the effectiveness of sales, methods, costs, and results and providing feedback to the team
- Maintaining key customer relationships and developing strategies to expand organization's market share
- Periodically reviewing customer engagement and interaction processes and identifying areas of improvement to achieve higher levels of customer service
- Coordinating with external dealers to obtain detailed information on market and consumer trends and feedback on customer satisfaction
- Maintaining strong relationships with key customers, distributors and wholesalers to ensure sustainable and repeat business
- Communicating and aligning with relevant internal stakeholders to ensure on-ground implementation of the sales strategy
- Leading talent acquisition activities to build a capable and effective sales force
- Assessing performance of direct reports and providing guidance, coaching and mentoring to direct reports
Desired Candidate Profile
What you need to have:- A Master's degree in business administration (MBA), Marketing
- Minimum 16 to 22 yrs of Sales experience in personal care/ hygiene industry
- Excellent verbal and written communication skills
- Willingness to travel regularly to different markets
- Proficiency with Microsoft office
- Strong analytical skills and ability to work well with little supervision









