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
  

Job Role : Senior Full Stack Developer (.NET + React + C#)

Experience : 8+ Years

Work Mode : Hybrid (4 days/month from Noida, Hyderabad, Chennai, Pune, or Bengaluru)

Shift : IST (Normal Shift)

Job Summary :

We are looking for a Senior Full Stack Developer with strong expertise in C#, .NET, React, and Azure Development to build and support scalable enterprise applications. The ideal candidate should have extensive backend development experience, hands-on Azure exposure, and the ability to deliver high-quality solutions across the full stack.

Note : Strong Azure Development experience is mandatory. Previous experience with UHG (UnitedHealth Group) will be an added advantage.

Mandatory Skills :

8+ years of experience with C#, .NET Core/.NET 6+, ASP.NET Core, React.js, JavaScript/TypeScript, SQL Server, REST APIs, Azure Development (App Services, Functions, Azure SQL, Storage), Git, and CI/CD tools (Azure DevOps/GitHub Actions/Jenkins).

Key Responsibilities :

• Develop and maintain applications using C#, .NET Core/.NET 6+, and React.
• Build secure and scalable REST APIs and backend services.
• Design responsive frontend components using React and TypeScript/JavaScript.
• Work with Azure services and cloud-native architectures.
• Manage CI/CD pipelines using Azure DevOps, GitHub Actions, or Jenkins.
• Write clean, maintainable, and testable code.
• Participate in code reviews, troubleshooting, and technical discussions.

Required Skills :

Backend :

• C#
• .NET Core / .NET 6+
• ASP.NET Core
• REST APIs
• OAuth, JWT Authentication

Frontend :

• React.js
• JavaScript / TypeScript

Cloud (Mandatory) :

• Microsoft Azure Development
• Azure App Services
• Azure Functions
• Azure SQL
• Azure Storage

Database :

• SQL Server

DevOps :

• Azure DevOps
• Git
• CI/CD Pipelines

Preferred :

• Previous experience with UHG (UnitedHealth Group).
• Familiarity with Angular.
• Experience with enterprise-scale applications.
• Self-starter with strong problem-solving skills.

Mandatory Background Verification :

Education, Employment, Criminal, Address, ID, Reference, CV Validation, Gap Verification, Credit/CIBIL Check, and Drug Test.

About the job

Key Responsibilities

1. Design, develop, and maintain dynamic, responsive web applications using React.js and Node.js.

2. Build efficient, reusable front-end and back-end components for seamless performance.

3. Integrate RESTful APIs and third-party services.

4. Collaborate with UI/UX designers, mobile teams, and backend developers to deliver high-quality products.

5. Write clean, maintainable, and efficient code following modern coding standards.

6. Debug, test, and optimize applications for maximum speed and scalability.

7. Manage databases using MongoDB and handle cloud deployment (AWS, Firebase, or similar).

8. Participate in code reviews, architectural discussions, and agile development cycles.

Required Skills & Experience

1. 1-5 years of proven experience in Full Stack Web Development using the MERN stack.

2. Proficiency in React.js, Node.js, Express.js, MongoDB, and JavaScript (ES6+).

3. Strong understanding of HTML5, CSS3, Bootstrap, and Tailwind CSS.

4. Hands-on experience with API design, state management (Redux, Context API), and authentication (JWT/OAuth).

5. Familiarity with version control tools (Git, Bitbucket).

6. Good understanding of database design, schema modeling, and RESTful architecture.

7. Strong problem-solving skills and ability to work in a collaborative team environment.

Perks & Benefits

• Onsite opportunity in our modern Greater Noida office.
• Competitive salary based on skills and experience.
• Exposure to real-world projects and latest tech stacks.
• Work with a creative and talented team.
• Career growth opportunities in full-stack and cross-platform development.

Benefits:

• Health insurance
• Leave encashment
• Paid sick time
• Paid time off
• Work from home

Application Question(s):

1. How many years of _____ experience do you have?
2. What is your current CTC?
3. What is your expected CTC?

The ideal candidate should have a strong foundation in computer science and a passion for building high-quality solutions. The role requires hands-on experience in designing, developing, and implementing scalable and high-performance mobile applications (company is looking for an employee to build a chat application from scratch)

Responsibilities:

1. Design, develop, and maintain a mobile application

2. Write clean, scalable, and maintainable code that

adheres to best practices and industry standards

3. Test applications to ensure they meet customer requirements and are free from defects

4. Implement security and data protection measures in applications

5. Troubleshoot and debug software applications

Requirements:

1. Bachelor's degree in Computer Science or a related field

2. Experience in developing applications using Java, and Javascript.

3. Strong understanding of the software development life cycle (SDLC) and Agile methodologies

4. Experience with front-end technologies such as HTML, CSS, and JavaScript

5. Experience with database design and management, particularly with MongoDB

6. Excellent debugging and troubleshooting skills

7. Strong communication and teamwork skills

Egregore Labs (www.egregorelabs.com) is a financial software company founded in 2017 by Prashant Vijay (ISB, Tulane) & Hari Balaji (IIM Ahmedabad, IIT Madras) both of whom have spent over a decade each in Financial Services, with a majority of their experience at Goldman Sachs across New York, Hong Kong & Singapore in roles across Trading, Quant & Technology.

Opportunity

 Full stack Developer (more front end)

Responsibilities:

Implement responsive and performant UIs with a user-centered approach with frontend technologies including React Js, Javascript(ES 6), Typescript, SCSS, etc

Build backend REST APIs on Python 3 based server frameworks for deployment and scaling of our product(s)

Write meaningful test cases for frontend & backend platforms

Integrate our products with 3rd party products/tools/services

Develop Infrastructure for delivering services using a performance-driven approach, build databases, schedule automated jobs, etc

Ideal Background / Experience

At least 24 months of diverse experience in web development for product or services-oriented environment with exposure to working production deployments

Expertise in programming using Python/Javascript or similar scripting languages

In-depth exposure to technologies used in web-based SaaS products, including REST APIs

Sound understanding of Postgres and NoSQL databases such as MongoDB

Nice to have exposure to any of

AWS

Azure

ELK

Object Relational Models (SQLAlchemy, etc)

Google APIs

Microservices Architecture Pattern

NodeJS / ExpressJS

Work from Home, office in Noida

Experience: 2yrs plus

Salary: ₹700,000.00 - ₹1,200,000.00 per year

Egregore Labs (http://www.egregorelabs.com/" target="_blank">www.egregorelabs.com) is a financial software company founded in 2017 by Prashant Vijay (ISB, Tulane) & Hari Balaji (IIM Ahmedabad, IIT Madras) both of whom have spent over a decade each in Financial Services, with a majority of their experience at Goldman Sachs across New York, Hong Kong & Singapore in roles across Trading, Quant & Technology.

We are looking for an experienced fullstack engineer with front-end development experience to join our team.
We will share our workload as a team and we expect you to work on a broad range of tasks.

Here’s are some of the things you might have to do on any given day:

• Implement responsive and performant UIs with user centered approach with frontend technologies including Angular 2, Javascript(ES 6), Typescript, SCSS, etc
• Build back-end REST APIs on Python 3 based server frameworks for deployment and scaling of our product(s)
• Write meaningful test cases for frontend & backend platforms
• Integrate our products with 3rd party products/tools/services
• Develop Infrastructure for delivering services using a performance driven approach, build databases, schedule automated jobs, etc

• At least 24 months of diverse experience in web development for product or services oriented environment with exposure to working production deployments
• Expertise in programming using Python/Javascript or similar scripting languages
• In-depth exposure to technologies used in web-based SaaS products, including REST APIs
• Sound understanding of Postgres and NoSQL databases such as MongoDB

Nice to have exposure to any of

• AWS
• Azure
• ELK
• Object Relational Models (SQLAlchemy, etc)
• Google APIs
• Microservices Architecture Pattern
• NodeJS / ExpressJS

We are looking for a person who has

Resourcefulness - we're looking for versatile developers who are good at figuring out what they need to use, learn, build, re-purpose to get the job done quickly and efficiently.

Ownership - We like to be directive and not prescriptive in our management. We’d love for you to take ownership of what you work on, and tell us what to do, rather than the other way round.

Work Ethic - We’ve grown up on Wall Street. We work hard, and have aggressive goals. We want our team-mates to be focused, goal-oriented and consistent high achievers.

Execution Focus - Our business is about getting things done, and getting things done right. We want outcome focused colleagues who can multi-task, and execute quickly and elegantly.

We are an early stage company. Working here is not for the faint-hearted. An intense and unstructured work environment, lots of excitement and a group of motivated colleagues is what we bring to the table. We ask you to bring your undivided attention, strong worth ethic & resourcefulness. We are Delhi based and work 6 days a week. We operate in a Python environment.

Full Stack Engineer Role

🏘 Why Propacity?

In a country like India where every Indian aspires to have a home which provides both emotional & financial stability. Typically, real estate brokers are responsible for closing transaction for buyers, and sellers. In fact, the data suggests > 90% transactions occur via 1.5 million real estate brokers.

Unfortunately, real estate brokers are having a painful time managing their business on their own. This is leading to awful customer experience for buyers, and sellers.

Propacity is creating a platform which empowers real estate brokers to create trustworthy experience for Indians customers looking to invest their life savings.

🏚 What does Propacity Platform do?

• Solve for lead generation, lead management, market insights, growth opportunities, and more
  
  
• The platform makes the broker more efficient, more data informed, increases his income, and enables him to engage better with customer.

💛  Team Propacity

Started in 2020, we are of one of India's fastest-growing PropTech startup. We are a team of startup heroes, technology enthusiasts, product makers and business operators who want to create trustworthy real estate experience for Indians investing their lifesavings in the real estate.

Currently, working with over 200+ real estate brokers in 20+ Indian Cities.

Our team is super passionate, customer obsessed and extremely supportive of each other.

🚀 Why join us?

As a Full Stack Founding Engineer, you will be responsible for the technical implementation of Propacity Platform with other A+ Engineers

We are redefining the real estate industry. It will be hard and there are a ton of challenges facing us. However, with the right mindset, strategy, and the world-class team that we’re building, we know we can push the world forward, and build the biggest business imaginable.

 👩🏽‍💻👨‍💻 YOUR ROLE 

• Develop code for the Propacity Platform
• Collaborate with the product & design team for making decisions based on your codebase expertise
• Own the development process from the architecture stage till the product is shipped
• Promote code quality, new technologies, and architectural design within the company
• Work and develop a team of engineers who can ship fast
• Have fun collaborating with your team, and communicate as much as you can

✅  Should Have Expertise:

• Experience: You have 3+ years of professional product development experience with MERN Stack :  building server applications in Node.js along with JS Frameworks, system design.

• Server expertise: Good experience with deploying applications on AWS & devops

• Databases: You have in-depth knowledge of RDMS as well as no-sql databases and are capable of designing scalable database models based on the product and security requirements. You have also experience with in-memory databases such as Redis and queuing frameworks for running tasks asynchronously.

• Front end expertise: Good understanding of React.js, frameworks, and libraries

• CS Fundamentals: You possess strong computer science fundamentals: data structures, algorithms, API’s, micro-services, distributed systems, and information retrieval.

• 3rd Party API integrations: API Integrations for fb, Instagram, google ads & more into our product

• Github: You have some JS projects/products on GitHub Repository that are worthy of public view.

• Product focused: You take pride in building innovative and shipping fast

• Problem solver: You excel at understanding and solving complex problems. You have great attention to detail.

• Quality communicator: You can break down tricky topics in writing and work with the team together

• Feedback: You are humble, kind, and are open to product feedback

• Location: Remote/New Delhi

✅  Good to Have:

• Automated Tests: Automated Tests to test the Restful API’s

• Design Basics: Basic understanding of the Figma Tool

• Mobile Applications: Basic Understanding of app. development via React Native 

 🤙  OUR HIRING PROCESS

Yes, we make sure every candidate who joins Propacity brings in the right DNA, has growth mindset, maximises peer-to-peer learning, ownership oriented and enjoys building tech products. 

Step 1: You apply for the job at Propacity

Step 2: Short Intro Call with the Founder(s)

Step 3: Technical Interview Round(s)

Step 4: Evaluation of your Technical Expertise

Step 5: Founder Round for DNA Check

Step 6: Job offer rollout

Step 7: Join the Team Propacity & start building

🎁  PROPACITY BENEFITS 

🕰 Generous Office Timings 

• Flexible working hours
• Flexible Leave Policy

✍️ Investing in Your Growth 

• Mentoring by top industry talent
• Working Directly with the Founders
• Shared Learning with Super Smart Team Members
• Ownership to build products and teams

💰 Financial Success 

• Company ESOPS
• Expected CTC : 18 - 25 Lakhs per annum

Job description
Dear Candidate,(Notice Period - 15 days or Immediate Joiner)

Urgent opening for Full Stack Developer (Angular + React + Node)
Company Name - Askme Technologies
Location - H161, BSI Business Park, Sec 63, Noida
Shift: 10 AM to 7 PM

Job description
We are looking for an experienced and motivated Full Stack professional to be an integral part of our team. You will get hands-on experience in the latest technologies
and skills like ReactJS, NodeJS, MongoDB, REST API, etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of
career growth in a fast-paced, learning-based, and merit-driven work environment.

Required Candidate profile
What we are looking for:
- Strong coding and design skills.
- Good command over Data Structures & Algorithms.
- The ability to produce bug-free and production-grade code.
- Skills we consider: React.JS, Vue.JS, Angular.JS, Node.js, Express.JS, MongoDB e.t.c
- Must have prior working experience in any one of PHP Framework i.e Laravel, Codeigniter, CakePHP
- Develop a very high sense of ownership, and the zeal to build scalable applications.
- Develop a deep understanding of the start-up ecosystem.
- Work with a performance-oriented team driven by ownership and open to experiments.
- Build customer-facing technology products for global customers.
- Design and develop end-to-end applications with very high quality.
- Design and develop end-to-end applications with very high quality.

**Work remotely / Work From Home with BigStep Technologies throughout your tenure**

Desired candidates must have 7+ years of total experience in backend development with good expertise in MEAN Stack (MongoDB, ExpressJS, AngularJS, Node.js) and JavaScript, along with strong development and coding skills, good analytical and problem-solving skills.

Roles and Responsibilities :

What You'll Do

• Create the system architecture for any product from scratch as well as drive it for more than one development teams
• Design and deliver solutions that enable fast and efficient deployment of quality code to production
• Document the architectural blueprint and end to end design through flowcharts and diagrams.
• Set coding standards for development teams and ensure all released code is following standards
• Oversee the code review process, performing reviews when necessary
• Establish strong communication channels and relationships with the development teams, supporting them throughout the release cycle
• Continuously evaluate the existing software to identify areas of improvement and ensure architectural integrity as additional features are added.
• Lead DevOps and implement tooling and process improvements when you identify gaps
• Work with various stakeholders and identify the scope of the work, provide high level estimations, create a timeline and come up with the approach and design for the same.
• Evaluate and recommend tools, technologies and processes to ensure the highest quality product platform.
• Coach and mentor the development teams to improve the overall expertise and skills of the team.
• Take care of the development of critical components and POCs for new technologies to be used.
• Deliver high quality deliverables individually/as a team adhering to industry best practices.
• Troubleshoot any errors or issues that arise in the application/infrastructure components quickly and efficiently.

What You Bring

• 7+ years in software development or product engineering
• Proficient in MEAN Stack
• Good experience in backend development with Node.js
• Expertise in developing RESTful APIs
• Have created multi-transactional and highly redundant systems from ideation to production
• Customer-centric mindset
• Expertise in Agile SCRUM best practices
• Expertise in implementing front-end of applications using HTML5, Angular.js
• Proficient in MVC, OOPS concepts, Web Development Concepts, HTML, JSON, REST API development
• Strong coding skills, good analytical and problem-solving skills
• Ability to break down complex technical concepts into something digestible by non-technical stakeholders

We have an immediate req for Java Fullstack. Below mentioned is the Job description.

Please start working and share resumes ASAP

ONLY and Only immediate joiners please . We need candidates who can join in October itself

Java Fullstack

Gr Noida

Exp: 5-10 yrs

BackEnd: Java 8 or above, hibernate Springboot RST microservices,  Docker  Kubernetes JOOQ interface, 

Frontend: vue webdev JS components Grey 

Script :      Groovy & Grails