11+ System integration testing Jobs in Delhi, NCR and Gurgaon | System integration testing Job openings in Delhi, NCR and Gurgaon

• Hands-on expertise in managing technical teams and work closely with business stakeholders
• Should be familiar with card testing and POS ecosystem.
• Experience with designing APIs and building platform integrations in Commerce, POS, FinTech and Payments
• Payment’s domain experience.
• Extensive experience on Base24 & SWITCH part for payment format.
• Exposure on ISO8583 Messaging system.
• API understanding and creation.
• Working knowledge on cryptographic algorithms (RSA, EC, AES, SHA variants), TLS/SSL protocols. C Symetric and A symetrics, K.M.S.
• Digital Payments technical knowledge - QR/ POS/ UPI/ BQR
• Understanding of CI/CD pipelines, Kubernetes, containerization, Docker
• Must have strong technical skills in Android APK and iOS development Concept and Web services.
• Supportability, monitoring, ops in general.
• Accurate cost models to deploy and operate
• Extensive experience in TLOG’s, data integration with downstream applications, and impact of POS changes on different financial, legal, compliance, loss prevention, etc. applications.
• Extensive experience with payment systems 7861 (EMV, payment middleware, encryption, tokenization, settlement, offline scenarios,).
• Extensive experience with different types of payment methods including credit, debit, gift cards (Both closed loop and open loop), PLCC, PayPal, AliPay, checks, etc. as well as different payment form factors like Tap N Go, contactless, swipe, EMV, Mobile, etc.
• Extensive experience with payment devices (pin pads, printers, registers, scanners).
• Experience in Node.js / Java / Python, building REST APIs, with experience/exposure to front end stack like JavaScript & React / Angular. 
• Experience with Storage systems - RDBMS, NoSQL (Cassandra/MongoDB), Redis/Memcache/Aerospike.
• Experience in messaging tools like Kafka/AWS Kinesis etc...
• Design expertise for performance, scalability, fault tolerance and high availability

• Experience with POS systems and Payments domain.
• Demonstrated experience for systems architecture, design, and integration for POS systems
• Java and/or Node.js. Experience building micro services (REST APIs) using Node.js
• Experience with one or more RDBMS databases like MySql, PostGreSQL
• Experience with one or more NoSQL databses like MongoDB, Cassandra, DynamoDB, Aerospike, Elastic Search, Redis, neo4j etc.,
• Caching technologies like: Redis, Elasticache,
• Cloud Providers like: AWS/ Google Cloud / Azure
• CI / CD : Jenkins, Docker, Kubernete
  

We are seeking a skilled Senior Software Development Engineer (SDE-3) proficient in MERN stack technologies to join our dynamic team.

Responsibilities:

• Design, develop, and maintain scalable web applications and services using MERN stack technologies (MongoDB, Express.js, React.js, Node.js) and Nest.js.
• Implement frontend components and user interfaces using React.js and Next.js.
• Develop and integrate server-side logic using Node.js, Express.js, and Nest.js.
• Utilize MongoDB and SQL databases to manage and optimize data storage solutions.
• Implement real-time communication and event-driven architectures using technologies like Socket.io.
• Deploy applications on AWS cloud infrastructure, leveraging services such as EC2, S3, Lambda, DynamoDB, and others as required.
• Ensure code quality, performance, and adherence to best practices through code reviews and automated tests.
• Collaborate effectively with cross-functional teams including product managers, designers, and other developers.
• Stay updated with emerging technologies and industry trends to continuously improve development practices and tools.

Requirements:

• Bachelor’s degree in Computer Science, Engineering, or a related field (preferred).
• 5+ years of experience in software development with expertise in MERN stack technologies.
• Proficiency in Node.js, Next.js, React.js, Express.js, Nest.js, JavaScript, and TypeScript.
• Strong understanding of MongoDB and SQL databases, including database design and optimization.
• Experience building and deploying applications on AWS cloud infrastructure (EC2, S3, Lambda, DynamoDB).
• Familiarity with real-time web applications and event-driven architectures using technologies like Socket.io.
• Solid understanding of software development principles, design patterns, and best practices.
• Excellent problem-solving skills and ability to troubleshoot complex issues.
• Effective communication and collaboration skills, with the ability to work both independently and as part of a team in a fast-paced environment.

A tick against the following skill sets would surely strengthen the candidature

• Strong PHP, JS fundamentals
• PHP frameworks: PHP Laravel
• JS frameworks: Vue.JS
• RDBMS: MySQL, Mongo DB
• UI: HTML5, CSS3, Javascript, Jquery, XML, JSON, Ajax

• REST APIs
• Vue.JS Components (resusable components)
• 1-way / 2-way Binding 
• Custom Filters
• Service, Containers 
• PUT, POST, PATCH, Getter/Setter Methods 
• Repository Patterns 
• Laravel Facade 
• Blade Templates
• Laravel Events 
• Swagger 
• LINT 
• Unit Testing 

Roles and Responsibilities
1. Ability to work on diverse backend stack such as Node JS, Java, Express JS
2. Ability to work on diverse frontend stack such as Angular 6/7/8/9, HTML5, CSS3

3. Ability to deliver quick POC’s using cutting edge technologies.

4. Preparing reports, manuals and other documentation on the status, operation and maintenance of software.

5. Design, develop, and unit test applications in accordance with established standards

6. Developing, refining, and tuning integrations between applications. Analysing and resolving technical and application problems.

7. Ability to debug application.

8. Should have complete knowledge on developing RESTful Services.

9. Should be able to also work in agile development methodology.
10. Work with designated JavaScript framework to design, develop, and debug web applications
11. Can work on Angular and Integrate backend services
12. Work with the team to manage, optimize, and customize multiple web applications
13. Manage end to end module lifecycle management of the product
14. Push and pull codes via Git repository

Competency Requirements

1. Experience in NodeJS, Java and development using AngularJS

2. Experience in front end frameworks such as Angular.js, Bootstrap, Foundation etc

3. Experience in client/server application development

4. Knowledge of agile development methodologies

5. Knowledge of unit testing theory

5. Knowledge of AWS cloud

• FULL-STACK PHP/MySQL development in CODEIGNITOR FRAMEWORK (LARAVEL, ZEND, CAKE, SYMPHONY frameworks acceptable) using AGILE METHODOLOGY
• Cross-functioning with our product development team wherein you’ll tackle complex tasks and transform them into intuitive, accessible and easy-to-use UIs and API interfaces
• Follow the coding guideline standards to ensure a bug free code as per industry norms
• Complete unit testing of the code before sending it for review
• Participate in the complete agile software delivery cycle, including development, testing, troubleshooting etc.
• Participate in process improvement program to improve the overall quality of the delivery process.
• This role offers good exposure in E-COMMERCE SEGMENT with HIGHLY SCALABLE design solutions
• Min of 3 years of relevant experience in PHP/MySQL using CODEIGNITOR framework development is a must (exposure to LARAVEL, ZEND, CAKE, SYMPHONY framework is acceptable)

• Proven knowledge of PHP/MySQL stack using CODEIGNITOR (preferable) framework for FULL-STACK development
• Responsive Front End Designs with adaptability to various screen sizes
• Scalable Back-End design architecture with DBMS and Caching
• Familiarity with REST web services and RESTful APIs. Knowledge of SOAP would be an added advantage
• UI design principles, patterns, and best practices, preferably MVC, MVVM, MVP
• Good knowledge of MySQL, JS/JQuery for database management
• Proficiency in code versioning tools/Source Code Repositories like GIT, SVN
• Experience with offline storage, threading (AJAX), and performance tuning
• Agile/Scrum methodology using JIRA or any agile tool
• Knowledge of the open-source PHP ecosystem, OOPs and the libraries
• A knack for benchmarking and optimization
• Familiarity with continuous integration

• Self-learner with passion for learning new technologies along with a creative problem-solving approach
• Strong communication skills (verbal & written)
• Should be adaptable to new ideas and have an out of box thinking approach
• Effective interpersonal communication skills in a highly collaborative team environment

• 2-5 years of relevant experience
• B.E/ B. Tech/ M. Tech in Computer Science/ Electronics Communication/ IT engineering
• M.Sc. (Computer Science or IT)/ MCA from a reputable institute
• Good communication in written and spoken English

Teleperformance India is a leading provider of Digital Integrated Business Services and Transformation Solutions for clients from around the world, representing all industry types. Teleperformance delivers proven solutions for optimizing processes, delivering exceptional customer experiences, and ensuring unmatched business agility. Teleperformance India also represents a global Center of Excellence within the Teleperformance group for delivering customized and cost-effective Back-Office services.

We also offer a comprehensive suite of back-office services like HR and Finance & Accounting, plus advanced automation, data analytics, Artificial Intelligence (AI), Machine Learning, and Robotics Process Automation (RPA) technologies.

QUALIFICATIONS AND REQUIREMENTS:

• Good Listening, Verbal, and written communicative skills.
• Should hold a Master’s Degree like MCA, MTECH, MSC(IT)
• Technical Training, IT, and experience in BitBuket/JIRA would be an added advantage.
• Proficient with Microsoft Office tools.
• Self-starter and able to complete tasks with little supervision.
• Detailed orientated with strong organizational skills
• 5+ years of hands-on experience in .NET, C#, MVC, jQuery, AI, AWS, AZURE, Cloud services, REST, Angular, EF, and JavaScript.
• Ability to deliver the time-critical task with his/her pro-activeness to be an inspiration to others.
• Thrive as a senior resource in a fast-paced, high-energy, change-oriented environment.
• Passionate enough to learn and contribute based on work time zone which is a key.
• Ready to handle any 24X7 ask from the organization.
• Willing to gel with the team and share knowledge with other team members to maintain knowledge transparency.