Wissen Technology

JOB DESCRIPTION:

Location: Pune, Mumbai

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

JOB DESCRIPTION:

Location: Pune, Mumbai, Bangalore

Mode of Work : 3 days from Office

* Python : Strong expertise in data workflows and automation

* Pandas: For detailed data analysis and validation

* SQL: Querying and performing operations on Delta tables

* AWS Cloud: Compute and storage services

* OOPS concepts

Job Description: (Big Data Developer with Java)

Exp – 7+ years

Location – Baner, Pune

Mode of Work: Hybrid (3 days from Baner)

Main Hands on: Bid Data frameworks, Java and AWS EMR

Roles and Responsibilities

• Design, develop, and maintain data pipelines on AWS EMR (Elastic MapReduce) to support data processing and analytics.
• Implement data ingestion processes from various sources including APIs, databases, and flat files.
• Optimize and tune big data workflows for performance and scalability.
• Collaborate with data scientists, analysts, and other stakeholders to understand data requirements and deliver solutions.
• Manage and monitor EMR clusters, ensuring high availability and reliability.
• Develop ETL (Extract, Transform, Load) processes to cleanse, transform, and store data in data lakes and data warehouses.
• Implement data security best practices to ensure data is protected and compliant with relevant regulations.
• Create and maintain technical documentation related to data pipelines, workflows, and infrastructure.
• Troubleshoot and resolve issues related to data processing and EMR cluster performance.

Qualifications:

• Bachelor’s degree in computer science, Information Technology, or a related field.
• 7+ years of experience in data engineering, with a focus on big data technologies.
• Strong experience with AWS services, particularly EMR, S3, Redshift, Lambda, and Glue.
• Proficiency in programming languages Java.
• Experience with big data frameworks and tools such as Hadoop, Spark, Hive, and Pig.
• Solid understanding of data modeling, ETL processes, and data warehousing concepts.
• Experience with SQL and NoSQL databases.
• Familiarity with CI/CD pipelines and version control systems (e.g., Git).
• Strong problem-solving skills and the ability to work independently and collaboratively in a team environment.

NOTE: Two technical rounds has to be taken F2F from Pune office. Hence professionals should be present in Pune.

React Native Developer:

Exp-5 to 8 Years Location -Bangalore

• Proficient in React, JavaScript (ES6+), and TypeScript.
• Expertise in state management libraries (Redux, Zustand, etc.).
• Hands-on experience with react-navigation and deep linking.
• Solid understanding of Expo (both managed and bare workflows).
• Knowledge of native development (Swift/Objective-C for iOS, Java/Kotlin for Android).
• Experience with custom native module bridging and native UI integration.
• Strong debugging skills using tools like Flipper and Chrome DevTools.
• Familiarity with Jest, React Native Testing Library.
• Experience with REST APIs, GraphQL, and real-time data (WebSockets).
• Ability to manage OTA updates with EAS Update and configure EAS Build.
• Experience in app publishing and release lifecycle on both Play Store and App Store
• Knowledge of secure storage, token handling, and app-level security practices.

Location: Pune( Viman Nagar )

Experience: 4+years

Work of mode: Hybrid (2pm to 10 pm , 4 days work from office)

Please find the below job description:

Minimum 4+ years of experience building global enterprise level systems

Extensive experience developing complex distributed event-based microservices using C#/.Net Core

Knowledge with containerisation (Docker, Kubernetes)

Experience with cloud platforms (Azure, AWS)

Exposure with distributed messaging / streaming platforms (Apache Kafka)

Involvement building CI/CD pipelines (ideally Azure DevOps)

Excellent knowledge of Relational Databases SQL and No-SQL databases.

* 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

Experience- 8 to 11 years

Location- Bangalore

Work Mode- Hybrid

Role- SDET Lead Engineer

Job Overview: We are looking for a highly skilled Software Development Engineer in Test (SDET) with proven experience in product development and the financial services domain.

Education & Technical Qualifications:

• Bachelor’s / master's degree, in IT OR Computer Science strongly preferred.
• Strong experience in Backend & UI Automation, API Automation, and Database
• Hands-on experience with REST API automation and WebSocket automation
• Hands-on experience with Java programming languages
• Proficiency in JavaScript
• Extensive hands-on experience with automation tools: Selenium, Rest-Assured, TestNG, TOSCA
• Expertise in BDD with Cucumber
• Ability to design, develop, and maintain scalable automation frameworks
• Strong understanding of test strategies, test planning, and defect management
• Experience in integrating automation suites with CI/CD pipelines
• Good understanding of Agile/Scrum methodologies

Roles & Responsibilities:

• Design, develop, and execute automated test scripts for UI, API, and DB layers
• Automate REST APIs and WebSocket-based services
• Implement BDD scenarios using Cucumber and maintain feature files
• Collaborate with developers, product owners, and QA teams to ensure quality delivery
• Analyze test results, report defects, and track them to closure
• Continuously improve test coverage and automation efficiency
• Participate in code reviews and provide quality-driven feedback

Experience:5-8 Years Location: Gurugram

Employment Type: Full-Time

Notice Period: Immediate to 15 Days Domain: Banking/Finance

Key Responsibilities:

• Design, develop and maintain robust test automation frameworks for financial applications

• Create detailed test plans, test cases, and test scripts based on business requirements and user stories

• Execute functional, regression, integration, and API testing with a focus on financial data integrity

• Validate complex financial calculations, transaction processing, and reporting functionalities

• Collaborate with Business Analysts and development teams to understand requirements and ensure complete test coverage

• Implement automated testing solutions within CI/CD pipelines for continuous delivery

• Perform data validation testing against financial databases and data warehouses

• Identify, document, and track defects through resolution using defect management

tools

• Verify compliance with financial regulations and industry standards

• Generate test metrics and reports to provide insights into application quality and testing progress

• Participate in performance and security testing of financial systems

Job Description – Angular Developer

Work Location: Whitefield, Bangalore (3 days from Office)

Experience: 4+ Years

Primary Skill: Angular 16+ and above (Preferred: Angular 20)

About the Role

We are looking for an experienced Frontend Developer with strong expertise in modern Angular frameworks. The ideal candidate should have hands-on experience working with Angular 16 and above, with Angular 20 being preferred. 

Key Responsibilities

• Develop, enhance, and maintain scalable and high-performance web applications using Angular 16+ (preferred: Angular 20).
• Build reusable UI components using modern Angular features such as Standalone Components, RxJS, TypeScript, and Angular Material.
• Implement responsive and accessible UI designs across devices.
• Collaborate with backend developers, UX designers, and product teams to deliver high-quality features.
• Optimize applications for maximum speed, stability, and performance.
• Troubleshoot, debug, and upgrade existing applications.
• Stay updated with the latest Angular ecosystem trends and implement best practices.

Required Skills & Experience

• 5-7 years of professional experience in frontend development.
• Strong hands-on expertise with Angular 16 or higher (Angular 20 preferred).
• Solid understanding of TypeScript, JavaScript (ES6+), HTML5, and CSS3/SCSS.
• Experience with RxJS, REST APIs, State Management, and Reactive Forms.
• Familiarity with Angular CLI, Unit Testing (Jasmine/Karma/Jest), and Git.
• Experience working with responsive, scalable UI architectures.
• Good understanding of Web Performance Optimization.

Good to Have

• Experience with Angular Signals, Zoneless applications, or other new Angular features.
• Knowledge of CI/CD pipelines, Docker, or cloud platforms (AWS/Azure/GCP).
• Familiarity with Agile methodologies (Scrum/Kanban).
• Experience working in BFSI or enterprise-scale applications.

Soft Skills

• Strong communication and collaboration skills.
• Ability to work independently and in a team.
• Problem-solving mindset with attention to detail.

Note: Technical round has to be taken F2F from Bellandur Wissen branch office.

Java Lead We are solving complex technical problems in the financial industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ 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 offers 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. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. Experience: 8–13 years in Java development. Domain Expertise: Background in product-based companies, investment banking experience preferred. Leadership: Proven ability to lead teams of 3–4 members. Technical Depth: Hands-on with complex systems and distributed architectures. Soft Skills: Strong analytical thinking, problem-solving, and excellent communication. Process Knowledge: Expertise in end-to-end SDLC and Agile methodologies. Tech Stack ● Languages & Frameworks: Core Java, J2EE, Spring Boot, Spring Framework. ● Architecture: RESTful APIs, Microservices. ● Persistence: Hibernate/JPA. ● Databases: Postgres, MySQL (or similar). ● Tools: Maven/Gradle, CI/CD pipelines. ● Cloud: AWS/Azure (nice to have).