11+ Windows API Jobs in India

Role Objective

Develop business relevant, high quality, scalable web applications. You will be part of a dynamic AdTech team solving big problems in the Media and Entertainment Sector.

Roles & Responsibilities

* Application Design: Understand requirements from the user, create stories and be a part of the design team. Check designs, give regular feedback and ensure that the designs are as per user expectations.  

* Architecture: Create scalable and robust system architecture. The design should be in line with the client infra. This could be on-prem or cloud (Azure, AWS or GCP). 

* Development: You will be responsible for the development of the front-end and back-end. The application stack will comprise of (depending on the project) SQL, Django, Angular/React, HTML, CSS. Knowledge of GoLang and Big Data is a plus point.  

* Deployment: Suggest and implement a deployment strategy that is scalable and cost-effective. Create a detailed resource architecture and get it approved. CI/CD deployment on IIS or Linux. Knowledge of dockers is a plus point.  

* Maintenance: Maintaining development and production environments will be a key part of your job profile. This will also include trouble shooting, fixing bugs and suggesting ways for improving the application. 

* Data Migration: In the case of database migration, you will be expected to suggest appropriate strategies and implementation plans. 

* Documentation: Create a detailed document covering important aspects like HLD, Technical Diagram, Script Design, SOP etc. 

* Client Interaction: You will be interacting with the client on a day-to-day basis and hence having good communication skills is a must. 

**Requirements**

Education-B. Tech (Comp. Sc, IT) or equivalent 

Experience- 3+ years of experience developing applications on Django, Angular/React, HTML and CSS 

Behavioural Skills-

  1. Clear and Assertive communication 

  2. Ability to comprehend the business requirement  

  3. Teamwork and collaboration 

  4. Analytics thinking 

  5. Time Management 

  6. Strong Trouble shooting and problem-solving skills 

Technical Skills-

  1. Back-end and Front-end Technologies: Django, Angular/React, HTML and CSS. 

  2. Cloud Technologies: AWS, GCP and Azure 

  3. Big Data Technologies: Hadoop and Spark 

  4. Containerized Deployment: Dockers and Kubernetes is a plus.

  5. Other: Understanding of Golang is a plus.

AI / LLM Engineering — Good to Have

• Candidates with exposure to AI/LLM engineering will have a strong advantage as we build intelligent, AI-augmented AdTech solutions. None of the below is mandatory.
• LLMs: OpenAI (GPT-4/4o), Anthropic (Claude), Meta (Llama)
• Orchestration & Agents: LangChain, LangGraph, LlamaIndex
• Tool Calling / MCP: Function Calling (OpenAI / Anthropic), FastMCP or Custom MCP Servers
• RAG (Retrieval-Augmented Generation): RAG pipeline design, LlamaIndex, LangChain retrievers and chains
• Vector Databases: Pinecone, Weaviate, FAISS
• Embeddings: OpenAI Embeddings, Hugging Face Sentence Transformers
• Observability: LangSmith, Sentry
• Backend / Infra for AI: Django REST Framework, FastAPI.

Employment Type

Fulltime

Experience Level

Associate

Work Experience (years)

1.5- 4 Years

Annual Compensation 

INR 700,000 - 1,000,000

Skills

No of Openings

2

Job Details

- Job Title: Java Full Stack Developer 

- Industry: Global digital transformation solutions provider

- Domain: Information technology (IT)

- Experience Required: 5-7 years

- Working Mode: 3 days in office, Hybrid model.

- Job Location: Bangalore

- CTC Range: Best in Industry

Job Description:

SDET (Software Development Engineer in Test)

Job Responsibilities:

• Test Automation: • Develop, maintain, and execute automated test scripts using test automation frameworks. • Design and implement testing tools and frameworks to support automated testing.

• Software Development: • Participate in the design and development of software components to improve testability. • Write code actively, contribute to the development of tools, and work closely with developers to debunk complex issues.

• Quality Assurance: • Collaborate with the development team to understand software features and technical implementations. • Develop quality assurance standards and ensure adherence to the best testing practices.

• Integration Testing: • Conduct integration and functional testing to ensure that components work as expected individually and when combined.

• Performance and Scalability Testing: • Perform performance and scalability testing to identify bottlenecks and optimize application performance. • Test Planning and Execution: • Create detailed, comprehensive, and well-structured test plans and test cases. • Execute manual and/or automated tests and analyze results to ensure product quality.

• Bug Tracking and Resolution: • Identify, document, and track software defects using bug tracking tools. • Verify fixes and work closely with developers to resolve issues. • Continuous Improvement: • Stay updated on emerging tools and technologies relevant to the SDET role. • Constantly look for ways to improve testing processes and frameworks.

Skills and Qualifications: • Strong programming skills, particularly in languages such as COBOL, JCL, Java, C#, Python, or JavaScript. • Strong experience in Mainframe environments. • Experience with test automation tools and frameworks like Selenium, JUnit, TestNG, or Cucumber. • Excellent problem-solving skills and attention to detail. • Familiarity with CI/CD tools and practices, such as Jenkins, Git, Docker, etc. • Good understanding of web technologies and databases is often beneficial. • Strong communication skills for interfacing with cross-functional teams.

Qualifications • 5+ years of experience as a software developer, QA Engineer, or SDET. • 5+ years of hands-on experience with Java or Selenium. • 5+ years of hands-on experience with Mainframe environments. • 4+ years designing, implementing, and running test cases. • 4+ years working with test processes, methodologies, tools, and technology. • 4+ years performing functional and UI testing, quality reporting. • 3+ years of technical QA management experience leading on and offshore resources. • Passion around driving best practices in the testing space. • Thorough understanding of Functional, Stress, Performance, various forms of regression testing and mobile testing. • Knowledge of software engineering practices and agile approaches. • Experience building or improving test automation frameworks. • Proficiency CICD integration and pipeline development in Jenkins, Spinnaker or other similar tools. • Proficiency in UI automation (Serenity/Selenium, Robot, Watir). • Experience in Gherkin (BDD /TDD). • Ability to quickly tackle and diagnose issues within the quality assurance environment and communicate that knowledge to a varied audience of technical and non-technical partners. • Strong desire for establishing and improving product quality. • Willingness to take challenges head on while being part of a team. • Ability to work under tight deadlines and within a team environment. • Experience in test automation using UFT and Selenium. • UFT/Selenium experience in building object repositories, standard & custom checkpoints, parameterization, reusable functions, recovery scenarios, descriptive programming and API testing. • Knowledge of VBScript, C#, Java, HTML, and SQL. • Experience using GIT or other Version Control Systems. • Experience developing, supporting, and/or testing web applications. • Understanding of the need for testing of security requirements. • Ability to understand API – JSON and XML formats with experience using API testing tools like Postman, Swagger or SoapUI. • Excellent communication, collaboration, reporting, analytical and problem-solving skills. • Solid understanding of Release Cycle and QA /testing methodologies • ISTQB certification is a plus.

Skills: Python, Mainframe, C#

Notice period - 0 to 15days only

We’re Hiring: Fullstack Developer (Node.js/Python + React.js)

Location: Bangalore

Type: Full-Time

Experience: 2 to 5 Years

Key Responsibilities

Develop and maintain full-stack web applications using Node.js/Python backends and React.js frontend.

Build scalable backend APIs (Express.js, Nest.js, Django, FastAPI, Flask) and integrate with frontend components.

Write clean, maintainable JavaScript/TypeScript and Python code following best practices.

Participate in code reviews and contribute to technical discussions.

Collaborate with cross-functional teams to deliver high-quality products.

Debug and troubleshoot across the full stack, ensuring seamless deployments.

Optimize application performance and ensure responsive user experiences.

✅ Required Skills

2–5 years of hands-on full-stack development experience.

Strong proficiency in JavaScript (ES6+) and modern web development concepts.

Backend expertise with Node.js (Express.js, Nest.js) OR Python (Django, FastAPI, Flask).

Frontend expertise in React.js, including hooks and modern component patterns.

Experience with RESTful API development & integration.

Database knowledge in SQL (PostgreSQL, MySQL) and NoSQL (MongoDB).

Familiarity with Git and collaborative workflows.

Strong problem-solving, debugging, and performance optimization skills.

Knowledge of agile methodologies and software development lifecycle.

📌 Skills:

SQL | JavaScript | React.js | Node.js | Python

Full Stack Developer

Job Description

Key Responsibilities

• Design, develop, and maintain both new and existing code, ranging from client-side development using JavaScript, HTML, and CSS, to server-side code using C# and ASP.NET MVC, Web API, Windows services, and ADO.NET for data persistence and retrieval.
• Write readable, extensible, testable code, while being mindful of performance requirements. • Create, maintain, and run unit tests for both new and existing code, with a goal of delivering defect-free and well-tested code to QA.
• Work with management to create and adhere to schedules, while maintaining flexibility to adapt to shifting market demands.
• Translate mockups and wireframes into functioning front-end code.
• Write and maintain documentation for new and existing features.
• Keep up-to-date on best practices and new technologies.
• Rapid prototyping, and presenting conceptual design and working prototypes to management.
• Conduct design and code reviews and collaborate to ensure your own code passes review.
• Work with Product Management to analyze require

Required Skills & Experience

General

• Solid understanding of OOP design principles
• Visual Studio 2017 and above, SQL Server 2016 and above
• Remote debugging
• Unit Testing

Front-end

• C#, ASP.NET MVC and MVC core, Web API and .Net Core web Api
• JavaScript, jQuery, AJAX
• HTML5, CSS3, Responsive Design understanding
• Understanding of web technology stack, including HTTP, REST, cookies, caching, and asset loading

Back-end

• Windows & web services, WCF, MSMQ
• C# and .NET Framework • Experience with scalable, performant design and architecture

Database

• Working knowledge of SQL and relational databases
• Should be able to read and write basic SQL queries, stored procedures, views, and functions
• ADO.NET & LINQ to SQL

Desired Skills & Experience

General

• Familiarity with Azure 
• Installation and deployment (Azure App)
• Experience with automated builds and deployment (Azure DevOps, TeamCity and Docker)
• Familiarity with architecture styles/APIs (REST, RPC)
• Understanding of Agile methodologies
• Excellent troubleshooting and communication skills

Front-end

• Angular or React UI framework
• Experience with Logi Analytics (Graylog etc.)
• Experience with .NET Web Forms and migrating to MVC

Back-end

• Azure Function, Azure Service bus, Event hub, AWS Lambda, ElastiCache

Experience with NOSQL databases (Mongo or Cosmos)

Qualifications

• Minimum of a Bachelor's or Master’s degree in Computer Science, or a related four-year degree.
• Hands on experience in development
• Preferred experience in leading a team

Senior Full-Stack Engineer

To be successful in your role, it is important that you have…

• Bachelor’s Degree or equivalent in Computer Science or related field

• 5+ years of using .NET/.NET Core, C#, Angular, JavaScript, HTML

• 5+ years of experience with databases preferably SQL Server and T-SQL

• C# development with multi-threading principles, good knowledge of .Net data structure and objects.

• Experience with working with/ troubleshooting large volume SQL Server databases

• Experience with REST (XML, JSON), SOAP Web Services development using ASP.NET, Web API

• Experience and belief in CI/CD/DevOps

• Strong software product development/engineering with complete understanding of SDLC

• Strong full stack developer and good knowledge of frameworks

• Ability to independently deliver on stories

• Experience mentoring junior developers

• Ability to juggle multiple tasks and prioritize time as per the need

• Effective communication and collaboration and problem-solving skills.

In this role, you will have the opportunity to…

• Develop code for complex problems using .NET/.NET Core, C#, JavaScript, HTML, Angular primarily

• Create REST based API for data driven solutions

• Develop unit test cases to confidently ship your feature.

• Work with Product Owners to understand requirements and help design solutions

• Work in an agile environment

• Work in CI/CD environment using Azure DevOps

• Document design and code development for modules using Confluence

• Help mentor junior resources to implement industry best practices

RESPONSIBILITIES

• Become an expert in our technology and platforms
• Provide top-tier, highly skilled and attentive support to our consumer app teams.
• Perform production support, troubleshooting and maintenance tasks with a focus on quality and timeliness
• Work with the Implementations and Delivery Teams on defect resolution and solution delivery
• As an active member of the backend team you would utilize and promote best practices and standards
• You’ll develop new technical skills and gain industry knowledge
• You’ll provide occasional “after-hours” incident response and support
• Maintain software to integrate with internal back-end systems
• Build tools to reduce occurence of errors and improve customer experience
• Manage system troubleshooting and maintenance.

Required skills and qualifications

• 4+ years’ experience supporting Web and Backend based application software and environments preferred

• Ability to prioritize effectively and handle shifting priorities professionally

• Experience with version management systems like GIT, Subversion

• Knowledge on Payment gateways (Razorpay, Juspay)

• Experience with web application servers, basic idea on AWS and Azure

• Databases (SQL and NoSQL) and SQL query language.

• Good understanding of Networking principles.

• An understanding and background with Object Oriented Programming languages

• Required Full stack development knowledge.

Preferred skills and qualifications

• Bachelor of science degree (or equivalent) in computer science, engineering, or relevant field

Role: Fullstack Developer

Location: Vashi, Navi Mumbai (Work from Office)

Compensation: Best in Industry

Responsibilities and Duties:

• Development of web applications
• Ability to understand Database design and structure
• Ability to understand requirements from a Function List
• Key Success Metrics:
• Candidate should able to write structured code and follow best practices of coding
• Provide and meet time estimates for assigned deliverable.
• Work with a team to design, develop, implement, and maintain high-quality technical solution
• New technologies awareness and their implementation
• Strong Logical skills

Skills / Requirements:

• Building entire websites throughout the full delivery life cycle (HTML, CSS,JavaScript , JQuery ),using ASP.Net with C#
• Possess excellent analytical and problem solving skills with ability to communicate effectively at all levels of development process.
• Core Competencies: ASP.NET / C#,

Job Description

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a responsible developer helping our clients, either developing new products or enhancing products. You should be able to contemplate and communicate as much as possible!

Responsibilities

• Writing clean, maintainable, desired quality, desired performing code.
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to ensure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in feature brainstorm, code reviews
• Explore cutting edge technologies and taking up PoC line up.

Qualifications

• Team player
• Passion to solve problems
• Constant learner
• A degree in Computer Science (or related field)
• 4-7 years of relevant work experience
• Able to code in JAVA (with Spring framework)
• Ability to organize, and prioritize work
• Good at Object Oriented Design, Database Design(SQL/NoSQL), and Microservices
• Exposure to UI framework (React/Angular/Vue/Next)
• Exposure with Agile software development methodologies
• Exposure to any one public cloud (AWS/GCP/Azure)
• Exposure to cache, messaging systems, docker, API gateway

What we will not ask from you?

• Your current CTC, you'll be paid for what you deserve!
• If you had breaks in your career that's okay! We will not poke you on why you had your break blah blah...!
• Your notice period in current organization! If everything goes well, you let us know your joining date we will roll out the offer with joining the date as you say!

What's onboard for you as an employee?

• Empathy
• Generous package.
• Variable pay as low as possible (max 15% of your CTC)
• Medical Insurance (limited to spouse & kids) is not part of your CTC.
• Tax beneficial salary structure.
• Comprehensive leave policy
• Flexible Remote working
• Weekly Social Hour on working days
• Open-source Hour on working days
• Flat organization structure
• 15 days notice period (we wanted to keep it as same day exit! we would love to have you with us as long as possible.)

Next steps:

• Feel free to apply for this job if you like this JD.

We are seeking a very talented remote/onsite Senior Software Engineer, proficient in front-end and backend development. We prefer to rapidly develop with frequent releases and aim to provide amazing experiences for our end users.

Each engineer is treated as a true owner, with a high degree of ownership and autonomy. We are looking for a product minded, independent thinker -- not someone whose hand we will hold to make product decisions. We aim for a lean, fast-moving team that prefers to avoid meetings and focus 100% on driving impact.

Responsibilities:

• * Work with cutting-edge front-end and back-end technologies in designing, building, and maintaining performance, responsiveness, and delightful experiences for our customers.
• * Write high-quality front-end & back-end code, complete with automated unit and integration tests, as well as participate in code reviews.
• * Partner with product, marketing, and customer success to develop a highly interactive web application that fosters innovation.
• * Collaborate with other Software Engineers to evaluate and recommend new technologies, and help to continuously modernize and mature our front-end implementations and best practices.

Ideal Candidates Will Have:

• * Minimum of 4 years' experience in fast-paced, nimble teams building software at scale
• * Possesses deep understanding of JavaScript beyond libraries or frameworks (i.e. Core JS, not just jQuery or Angular).
• * A proven ability to deliver an amazing user experience.
• * Have detailed knowledge of responsive CSS, the box model, semantic markup, and HTML5.
• * An appreciation for good design, and the desire to translate visual ideas into working, beautiful code.
• * Experience in building scalable solutions with a high level of code quality through automated tests and good architecture.
• * Ability to solve complex data problems and think of best ways to present these to users.
• * Strong team player with excellent communication skills and high degree of ownership and drive.

Candidates with varying backgrounds are encouraged to apply. We do not require prior knowledge of technologies in our stack, only a desire to learn them.