Wissen Technology

JOB DESCRIPTION

Experience: 3-8 years

Location- Mumbai

Wissen Technology is now hiring for a Java Developer - Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the 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. 

Required Skills:

• Exp. - 3-8 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

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.