Customer Support Specialist

JOB DETAILS:

* Job Title: Lead II - Software Engineering - AWS, Apache Spark (PySpark/Scala), Apache Kafka

* Industry: Global digital transformation solutions provider

* Salary: Best in Industry

* Experience: 5-8 years

* Location: Hyderabad

Job Summary

We are seeking a skilled Data Engineer to design, build, and optimize scalable data pipelines and cloud-based data platforms. The role involves working with large-scale batch and real-time data processing systems, collaborating with cross-functional teams, and ensuring data reliability, security, and performance across the data lifecycle.

Key Responsibilities

ETL Pipeline Development & Optimization

• Design, develop, and maintain complex end-to-end ETL pipelines for large-scale data ingestion and processing.
• Optimize data pipelines for performance, scalability, fault tolerance, and reliability.

Big Data Processing

• Develop and optimize batch and real-time data processing solutions using Apache Spark (PySpark/Scala) and Apache Kafka.
• Ensure fault-tolerant, scalable, and high-performance data processing systems.

Cloud Infrastructure Development

• Build and manage scalable, cloud-native data infrastructure on AWS.
• Design resilient and cost-efficient data pipelines adaptable to varying data volume and formats.

Real-Time & Batch Data Integration

• Enable seamless ingestion and processing of real-time streaming and batch data sources (e.g., AWS MSK).
• Ensure consistency, data quality, and a unified view across multiple data sources and formats.

Data Analysis & Insights

• Partner with business teams and data scientists to understand data requirements.
• Perform in-depth data analysis to identify trends, patterns, and anomalies.
• Deliver high-quality datasets and present actionable insights to stakeholders.

CI/CD & Automation

• Implement and maintain CI/CD pipelines using Jenkins or similar tools.
• Automate testing, deployment, and monitoring to ensure smooth production releases.

Data Security & Compliance

• Collaborate with security teams to ensure compliance with organizational and regulatory standards (e.g., GDPR, HIPAA).
• Implement data governance practices ensuring data integrity, security, and traceability.

Troubleshooting & Performance Tuning

• Identify and resolve performance bottlenecks in data pipelines.
• Apply best practices for monitoring, tuning, and optimizing data ingestion and storage.

Collaboration & Cross-Functional Work

• Work closely with engineers, data scientists, product managers, and business stakeholders.
• Participate in agile ceremonies, sprint planning, and architectural discussions.

Skills & Qualifications

Mandatory (Must-Have) Skills

1. AWS Expertise

• Hands-on experience with AWS Big Data services such as EMR, Managed Apache Airflow, Glue, S3, DMS, MSK, and EC2.
• Strong understanding of cloud-native data architectures.

1. Big Data Technologies

• Proficiency in PySpark or Scala Spark and SQL for large-scale data transformation and analysis.
• Experience with Apache Spark and Apache Kafka in production environments.

1. Data Frameworks

• Strong knowledge of Spark DataFrames and Datasets.

1. ETL Pipeline Development

• Proven experience in building scalable and reliable ETL pipelines for both batch and real-time data processing.

1. Database Modeling & Data Warehousing

• Expertise in designing scalable data models for OLAP and OLTP systems.

1. Data Analysis & Insights

• Ability to perform complex data analysis and extract actionable business insights.
• Strong analytical and problem-solving skills with a data-driven mindset.

1. CI/CD & Automation

• Basic to intermediate experience with CI/CD pipelines using Jenkins or similar tools.
• Familiarity with automated testing and deployment workflows.

Good-to-Have (Preferred) Skills

• Knowledge of Java for data processing applications.
• Experience with NoSQL databases (e.g., DynamoDB, Cassandra, MongoDB).
• Familiarity with data governance frameworks and compliance tooling.
• Experience with monitoring and observability tools such as AWS CloudWatch, Splunk, or Dynatrace.
• Exposure to cost optimization strategies for large-scale cloud data platforms.

Skills: big data, scala spark, apache spark, ETL pipeline development

******

Notice period - 0 to 15 days only

Job stability is mandatory

Location: Hyderabad

Note: If a candidate is a short joiner, based in Hyderabad, and fits within the approved budget, we will proceed with an offer

F2F Interview: 14th Feb 2026

3 days in office, Hybrid model.

7+ years of experience in Python Development

Good experience in Microservices and APIs development.

Must have exposure to large scale data

Good to have Gen AI experience

Code versioning and collaboration. (Git)

Knowledge for Libraries for extracting data from websites.

Knowledge of SQL and NoSQL databases

Familiarity with RESTful APIs

Familiarity with Cloud (Azure /AWS) technologies

About Wissen Technology:

• 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. We help clients build world class products.

• Our workforce consists of 550+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

• Wissen Technology has grown its revenues by 400% in these five years without any external funding or investments.

• Globally present with offices 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.

• Wissen Technology has been certified as a Great Place to Work®.

• Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.

• Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.

We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, MSCI, StateStreet, Flipkart, Swiggy, Trafigura, GE to name a few.

Website : www.wissen.com

• Position: Appian Tech Lead
•  
• Job Description:      
•  
• Extensive experience in Appian BPM application development
• Knowledge of Appian architecture and its objects best practices
• Participate in analysis, design, and new development of Appian based applications
• Mandatory Team leadership and provide technical leadership to Scrum teams Certification Mandatory- L1, L2 or L3
• Must be able to multi-task, work in a fast-paced environment and ability to resolve problems faced by team
• Build applications: interfaces, process flows, expressions, data types, sites, integrations,
• Proficient with SQL queries and with accessing data present in DB tables and views
• Experience in Analysis, Designing process models, Records, Reports, SAIL, forms, gateways, smart services, integration services and web services
• Experience working with different Appian Object types, query rules, constant rules and expression rules

 Qualifications:

• At least 6 years of experience in Implementing BPM solutions using Appian 19.x or higher
• Over 8 years in Implementing IT solutions using BPM or integration technologies
• Experience in Scrum/Agile methodologies with Enterprise level application development projects
• Good understanding of database concepts and strong working knowledge any one of the major databases e g Oracle SQL Server MySQL

Additional Information Skills Required

• Appian BPM application development on version 19.x or higher
• Experience of integrations using web services e g XML REST WSDL SOAP API JDBC JMS
• Good leadership skills and the ability to lead a team of software engineers technically
• Experience working in Agile Scrum teams
• Good Communication skills

Key Responsibilities:

• Prepare the most effective sourcing approach and plan based on the final requirements, including sourcing platforms, acquisition pitch, acquisition funnel, etc.
• Drive the sourcing efforts and ensure the right quality of candidates are sourced based on the requirements and within the committed timelines.
• Communicate role specifications and terms to the candidates clearly and transparently.
• Drive negotiations with the candidates and help resolve their queries and concerns effectively.
• Communicate any specific requests or modifications required by the candidate to the Engagement Manager proactively.
• Ensure a clear track of progress, transparency, and coordination within the Expert team.
• Screen applicants on call to ensure they meet the necessary technical qualifications and requirements for the respective roles.
• Evaluate candidates' technical skills, knowledge, and abilities based on the job description.
• Provide constructive feedback and maintain detailed records of candidates' technical evaluations, feedback, and assessment outcomes.
• Generate regular reports on sourcing activities and other relevant data points.
• Stay updated with emerging technologies, industry trends, and best practices in technical screening methodologies.
• Continuously refine and optimize the technical sourcing process to enhance efficiency, effectiveness, and candidate experience.

ABOUT Company

We are changing the way cataloging is done across the Globe. Our vision is to empower the smallest of sellers, situated in the farthest of corners, to create superior product images and videos, without the need for any external professional help. Imagine 30M+ merchants shooting Product Images or Videos using their Smartphones, and then choosing Filters for Amazon, Asos, Airbnb, Doordash, etc to instantly compose High-Quality "tuned-in" product visuals, instantly. They have built the world’s leading image editing AI software, to capture and process beautiful product images for online selling. We are also fortunate and proud to be backed by the biggest names in the investment community including the likes of Accel Partners, Angellist and prominent Founders and Internet company operators, who believe that there is an intelligent and efficient way of doing Digital Production than how the world operates currently.

ABOUT THE ROLE

We are looking for builders of the 1st order. You should get a rush from creating things from scratch and take pleasure in watching users try to tear them apart through sheer volume and strange, unthinkable use cases. And when it breaks, you are to — make everything smooth, secure, and stronger than ever! If you inhale resilience and exhale code, apply now!

You will work closely with founders to build features, tools, and scalable architecture As with any startup, responsibilities will vary frequently. You’ll wear multiple hats, and work across many different technologies, might talk to clients directly, and have an active say in the direction of our product. We want someone who is passionate about this type of environment!

JOB RESPONSIBILITIES

• Design and build applications for the iOS and Android platforms
• Ability to lead a team of engineers as they execute on building new features for IOS and Android platforms
• Ensure the performance, quality, and responsiveness of applications
• Collaborate with a team to define, design, and ship new features
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automation
• Work proactively in a fast-paced dynamic environment
• Provide work estimates and deliver projects on schedule
• Owns success – Takes responsibility for successful delivery of the solutions.

JOB REQUIREMENTS

• Minimum of a bachelor's degree in engineering or relevant field and Tier 1 college
• Overall 6-10 yrs exp with Min 4 years relevant in iOS, Android, Swift, Kotlin and Objective C
• Strong understanding of Hybrid mobile skills such as Ionic, Cordova, PWAs, Flutter, ReactJS and React Native , Cordova or Capacitor
• Good understanding on native mobile skills include iOS, Android, Swift, Kotlin and Objective C.
• Good to have knowledge JS frameworks such as Angular
• Good hands-on experience on various design and architecture aspects - MVP, MVVM etc.
• Good knowledge of writing unit tests for mobile
• Strong knowledge of mobile app performance, using various tools and Android Studio IDE
• Strong background in Agile and working closely with product management
• Should be able to conduct scrum meetings and ensure team is not blocked
• Leadership skills necessary to manage and develop a team
• Organizational competencies and project management skills to keep projects, processes, and the entire engineering team on track
• Self-motivated attitude with the ability to multitask and thrive in a timeline-driven environment
• Interpersonal communication skills with expertise in distilling complicated topics to a broader audience

• Product messaging and positioning
• Go to Market Strategies
• Content Development 
• Market, customer, and competitive analysis
• Designing & Evaluating Marketing Collaterals/ Promotional Plans
• Demand generation 
• Evangelism

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Transition existing React web apps to React Native.

• Firm grasp of the JavaScript language and its nuances, including ES6+ syntax.
• Knowledge of functional or object-oriented programming
• Ability to write well-documented, clean Javascript code
• Rock solid at working with third-party dependencies and debugging dependency conflicts
• Familiarity with native build tools, like XCode, Gradle, Android Studio.
• Understanding of REST APIs, the document request model, and offline storage
• Experience with automated testing suites, like (Jest or Mocha)

• Develop detailed technical analysis and design specifications based on user stories.
• Collaborate heavily with fellow developers, designers, and analysts to solve problems.
• End-to-End Design and Development of cloud applications utilizing Service Fabric / Web API
• Develop complete front-end stack of projects using HTML/CSS and TypeScript with Angular.
• Integrate front-end UI with back-end services.
• Debug cross-browser compatibility issues.
• Ensure responsive implementation.

Critical Competencies / Leadership Anchors

• Builds strong commitment and promotes open dialogue.
• Defines success in terms of the entire team.
• Is action-oriented and has a strong sense of urgency.
• Uses logic and rigorous problem-solving skills to resolve difficult problems and drive effective solutions.
• Relentlessly customer-focused and dedicated to exceeding expectations of internal and external customers.
• Drives innovation to bring creative ideas to market.

Requirements

• Bachelor’s degree in computer science, engineering, or equivalent.
• 4+ years of experience developing dynamic, highly interactive user interfaces for the web.
• 4+ years of proven development experience using .NET/C# with a focus on Web API cloud applications
• 4 years experience with RESTful Web API and JSON
• Strong hands-on development with Single Page Applications with at least one year of experience focused on Angular Development
• Disciplined approach to testing and quality assurance.
• Experience with Git, Redux, Typescript, and Angular Material.
• Demonstrated ability to produce technical design documentation for assigned features and user stories.
• Strong drive to learn and produce beautiful code

Currently We are Looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

Responsibilities :

·         Develop new user-facing features

·         Build reusable code and libraries for future use

·         Ensure the technical feasibility of UI/UX designs

·         Optimize application for maximum speed and scalability

·         Assure that all user input is validated before submitting to back-end

·         Collaborate with other team members and stakeholders

Experience & Skills :

·         Experience in coding using Angular, AngularJS, ionic framework mandatory.

·         Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery, understanding of web markup, including HTML5, CSS3

·         Proficient understanding of client-side scripting and JavaScript frame

·         Good understanding of  advanced JavaScript libraries and frameworks, such as AngularJS

·         Good understanding of asynchronous request handling, partial page updates, and AJAX

·         Basic understanding of server-side CSS pre-processing platforms

·         Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as Photoshop is a plus.

·         Proficient understanding of cross-browser compatibility issues and ways to work around them.

·         Proficient understanding of code versioning tools, such as Git / Mercurial / SVN

·         Good understanding of SEO principles and ensuring that application will adhere to them