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
  

Java AWS engineer with experience in building AWS services like Lambda, Batch, SQS, S3, DynamoDB etc. using AWS Java SDK and Cloud formation templates.

• Java AWS engineer with experience in building AWS services like Lambda, Batch, SQS, S3, DynamoDB etc. using AWS Java SDK and Cloud formation templates.
• 4 to 8 years of experience in design, development and triaging for large, complex systems. Experience in Java and object-oriented design skills
• 3-4+ years of microservices development
• 2+ years working in Spring Boot
• Experienced using API dev tools like IntelliJ/Eclipse, Postman, Git, Cucumber
• Hands on experience in building microservices based application using Spring Boot and REST, JSON
• DevOps understanding – containers, cloud, automation, security, configuration management, CI/CD
• Experience using CICD processes for application software integration and deployment using Maven, Git, Jenkins.
• Experience dealing with NoSQL databases like Cassandra
• Experience building scalable and resilient applications in private or public cloud environments and cloud technologies
• Experience in Utilizing tools such as Maven, Docker, Kubernetes, ELK, Jenkins
• Agile Software Development (typically Scrum, Kanban, Safe)
• Experience with API gateway and API security.

About Us:

We are BlackLight Games; we bring culturally relevant synchronous multiplayer games experience to mobile. Our games have been rocking the Play Stores since launch. We have built cutting-edge back-end technology; we take pride that our games are played by more than 1 million players daily. Our flagship game, Ludo SuperStar has been downloaded more than 100 million times. Other titles include – CallBreak, Carrom, Solitaire, Spider Solitaire and Word games.

Website link- https://blacklightsw.com/

Position: Full Stack Developer

Location: Noida

Educational Qualification: B.Tech/ MCA / M.Tech / M.Sc  or relevant professional experience; preferably in Computer Science.

Skills :

• Frontend: HTML5, CSS3, JavaScript, Ajax
• Backend: J2EE,MERN
• Databases: MySQL/ MongoDB.

Job Summary:

We are looking for a skilled Full Stack Developer to join our team. As a Full Stack Developer, you will be responsible for developing and maintaining both front-end and back-end applications. Your expertise in HTML5, CSS3, JavaScript, Ajax, J2EE, and databases such as MySQL/MongoDB will be essential in creating robust and user-friendly web applications.

Responsibilities:

• Develop and maintain web applications using HTML5, CSS3, JavaScript, and Ajax for the front-end.
• Implement J2EE for the back-end development, ensuring seamless integration with the front-end.
• Design and maintain databases using MySQL or MongoDB, ensuring efficient data storage and retrieval.
• Collaborate with cross-functional teams to gather requirements and deliver high-quality solutions.
• Write clean, efficient, and maintainable code following industry best practices.
• Conduct testing and debugging to ensure application functionality and performance.
• Stay updated with emerging technologies and industry trends to continuously improve skills and knowledge.
• Participate in code reviews and provide feedback to ensure code quality and adherence to standards.

Requirements:

• Proficiency in HTML5, CSS3, JavaScript, and Ajax for front-end development.
• Strong experience in J2EE for back-end development.
• Familiarity with databases such as MySQL or MongoDB for data storage and retrieval.
• Knowledge of web development frameworks and libraries.
• Solid understanding of software development principles and best practices.
• Excellent problem-solving and analytical skills.

Why Us?

• High Growth Startup environment 
• Company sponsored courses and education material
• Lots of learning opportunities 
• Work with a super-talented team of professionals
• Informal work-culture, Casual Dress Code, multiple outings and trips
• Performance Based Bonus
• Competitive Salary
• Medical Insurance for you and your family 
• Subsidies Lunch and Unlimited Snacks, Tea & Coffee in the house at all times

• Database Integration
• Java
• Oops concept
• Spring boot
• No SQL server (Mongo DB)
• SQL Server
• Rest API
• MVC
• Hibernate
• API optimization
• Multi-Processing

• 2+ years of relevant work experience in Java & Spring
• Experience in Mongo DB (optional).
• Experience working in software development
• Proficient in Sprint Boot
• Good understanding of Java language
• Knowledge of NoSQL & SQL databases
• Has experience in functional and technical design
• Experience in working with front end technologies and/or front end

• Experience with user-interface
• Background in computer science, with a focus on data structures, algorithms, and API
• Ability to learn other coding
• Demonstrated ability to share knowledge via formal mentoring, reviewing code, reviewing design documents, providing technical talks, teaching classes, or as a consultant on

About PrepBytes(A CollegeDekho company)

PrepBytes(A CollegeDekho company) is a Gurgaon-based ed-tech startup focused on helping students improve their coding skills. PrepBytes offers India’s only Mentorship driven personalized coding programs.

In a short span of time , we have achieved a reach in 1000+ engineering colleges and established a brand among 100k+ students. 

PrepBytes was started by two IIT/NIT Alumnus having work experience in fast paced startups & tech giants like Amazon and Samsung. Since then, the startup has grown into a team of individuals working towards revolutionizing the way students learn coding and making them successful in their tech career. 

To fulfill the vision to be one of the largest personalised coding platforms , we are looking for passionate folks to join our team & contribute to success stories of thousands of students and be part of the next big revolution in the edtech industry.

Job Description

• Working with the founders to implement innovative ideas and improvising the existing backend.
• Development and implementation of cutting-edge Educational Technology with the aim of revolutionizing the sector.
• Work on innovative features of the Learning Management System, Coding Platforms, Hiring Platforms, Assessment Platforms, and many more new products.
• Building scalable and secured backend for smooth learning of users
• Get involved and mentor in System, Architecture, and Database Design discussions with the team
• Maintain high-quality code by getting involved in code reviews

What are we looking for?

• Overall 4+ years of technical experience.
• Bachelor’s degree in Computer Science Engineering or a related field.
• Strong problem-solving skills.
• A keen learner who will develop & own cutting-edge consumer-facing product 
• Experience in building projects from scratch.
• Excellent technical, diagnostic, and troubleshooting skills.
• High-level proficiency in Javascript and web development technologies-JS/Node JS/MongoDB.

i2V Systems builds products in the video surveillance domain. We are looking for Full Stack developers who are capable solving complex problems, and have a strong will to get things done.

Job Responsibilities:

• Work on designing and development of new software products.
• Work on Improving, optimising and maintaining existing software products.
• Helping deployment team deploy products you work on.

Skills required:

• Good knowledge in C#, Javascript.
• Hands-on development experience in of. NET and Angular framework.
• Good knowledge of basic data structures and algorithms.
• Experience in database design preferrable.
• Familiarity with database technologies such as MySQL and PostgreSQL.
• Ability to learn new technologies, frameworks and programming languages.

• You will be responsible for the delivery of the application/ feature/ module your team will be working on.
• Write/Review Code every day in addition to pairing with team members on functional and non-functional requirements and spread design philosophy, goals, and improvements to code quality across the team
• Work with development teams and product managers to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Ensure all code is thoroughly covered by automated tests and that all features meet quality checks before deployment.
• Contributing to the constant improvement of practices and processes in the team.
• Building and managing automated build/test/deployment environments
• Coordinate with cross-functional teams (Sales, Marketing, Product, Mobile, DevOps, UX, Data Science, Data Engineering, QA, etc.) to define and execute the feature roadmap.
• Research new technologies and tools and share your learning with the rest of the team.
• Provides mentoring and guidance to other team members, including new hires.

What makes you a great fit for our team:

• 5-8 years of overall experience with at least 2+ years of full-stack experience. 
• Proven experience as a Full Stack Developer or similar role
• Experience developing desktop and mobile applications
• Familiarity with common stacks
• Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
• Experience in NodeJS for at least two years and exposure to Python, Go, etc will be a huge plus and JavaScript frameworks (e.g. Angular, ReactJs(preferred), VueJs)
• Familiarity with databases (e.g. MySQL, MongoDB) and UI/UX design
• Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server-side development.
• Data modeling experience in both Relational and NoSQL databases.
• Experience in building microservices-based architectures
• Knowledge of or experience with at least one or more of PaaS environments - AWS, Google App Engine, Windows Azure Cloud Services or similar
• Ability to deliver in a global team environment with members working remotely in various time zones and locations
• You are a problem solver with exceptional analytical skills and high attention to detail
• Good knowledge of data structures(list, graphs, maps) and their advantages or disadvantages.
• You thrive in a fast-paced environment, successfully handle ambiguity, and have experience working with Agile methodologies, TDD and Test Engineering and Automation
• You have excellent written and oral communication skills, with an ability to handle both executive-level discussions as well as technical deep dives
• Excellent understanding of interactive application development paradigm, memory management, performance/resource optimizations, database interactions, concurrency and multithreading, fault tolerance, monitoring, security, operability, and scalability of systems.
• Able to occasionally travel to our USA headquarters in Redwood Shores, CA

Education: 

• Bachelors - (Preferably from Tier-1 College)

Keywords:

• Node, NodeJS, AWS, Full Stack, Serverless, Amazon Web Services, Lambda, REST APIs, Webservices, Microservices, ReactJs, VueJs, AngularJs