Sr Frontend Developer

Job Description -

Profile: .Net Full Stack Lead

Experience Required: 7–12 Years

Location: Pune, Bangalore, Chennai, Coimbatore, Delhi, Hosur, Hyderabad, Kochi, Kolkata, Trivandrum

Work Mode: Hybrid

Shift: Normal Shift

Key Responsibilities:

• Design, develop, and deploy scalable microservices using .NET Core and C#
• Build and maintain serverless applications using AWS services (Lambda, SQS, SNS)
• Develop RESTful APIs and integrate them with front-end applications
• Work with both SQL and NoSQL databases to optimize data storage and retrieval
• Implement Entity Framework for efficient database operations and ORM
• Lead technical discussions and provide architectural guidance to the team
• Write clean, maintainable, and testable code following best practices
• Collaborate with cross-functional teams to deliver high-quality solutions
• Participate in code reviews and mentor junior developers
• Troubleshoot and resolve production issues in a timely manner

Required Skills & Qualifications:

• 7–12 years of hands-on experience in .NET development
• Strong proficiency in .NET Framework, .NET Core, and C#
• Proven expertise with AWS services (Lambda, SQS, SNS)
• Solid understanding of SQL and NoSQL databases (SQL Server, MongoDB, DynamoDB, etc.)
• Experience building and deploying Microservices architecture
• Proficiency in Entity Framework or EF Core
• Strong knowledge of RESTful API design and development
• Experience with React or Angular is a good to have
• Understanding of CI/CD pipelines and DevOps practices
• Strong debugging, performance optimization, and problem-solving skills
• Experience with design patterns, SOLID principles, and best coding practices
• Excellent communication and team leadership skills

Senior React Developer – Trading & Fintech (Broker-Focused Solutions)

About Us:

At Tradelab Technologies Pvt Ltd, we don’t just build web applications, we create high-performance trading platforms tailored for brokers and financial institutions. Our platforms power real-time market analysis, ultra-low-latency trade execution, and seamless broker-client interactions.

What We Expect:

• 2+ years of front-end development experience, with 2+ years specializing in React.js.
• Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
• Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
• Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
• Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.
• In-depth knowledge of performance optimization, server-side rendering, and rendering strategies for trading dashboards.
• Security-conscious mindset—you know how to build secure, compliant fintech applications that handle sensitive brokerage and trading data.
• A problem-solving mentality that thrives under pressure—brokers depend on our platforms for seamless trade execution, and we deliver nothing less than perfection.

What You Will Do:

• Lead the front-end development of trading applications designed specifically for brokers and financial institutions.
• Architect and optimize blazing-fast, low-latency web applications that ensure brokers can execute trades with unmatched speed and accuracy.
• Design and implement high-performance data visualization components—live stock charts, trade analytics, real-time market depth, and complex order books.
• Work closely with brokers, backend engineers, and UX designers to craft seamless, intuitive, and highly secure trading solutions.
• Solve hard problems at scale—whether it’s optimizing execution speeds, handling high-frequency WebSocket updates, or ensuring zero downtime during peak trading hours.
• Innovate and experiment with cutting-edge front-end technologies to push the boundaries of brokerage solutions.
• Own your work end-to-end—from concept to deployment, ensuring traders and brokers get a flawless user experience.

Must-Have Skills:

• Proven expertise in Front-end development with React.Js
• Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
• Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
• Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
• Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.

Nice-to-Have Skills:

• Experience working on brokerage trading platforms, order management systems (OMS), or risk management tools.
• Contributions to open-source React trading libraries or a portfolio of real-time financial applications.
• Knowledge of regulatory compliance, order execution policies, and broker risk management tools.
• A track record of leading front-end teams, mentoring developers, and driving architectural decisions.

Why Join Us?

• Work with elite engineers and brokerage professionals in the fast-moving world of trading technology.
• Build platforms that brokers, traders, and financial institutions depend on daily.
• A culture that values bold innovation, real-time execution, and pushing the limits of brokerage tech.
• Expect challenges, high expectations, and a relentless pursuit of performance and precision.
• Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of trading web applications for brokers.

If you’re obsessed with performance, thrive under market pressure, and are driven by results, we want you on our team. This is your chance to solve some of the toughest front-end challenges in brokerage and fintech. Step up. Apply now.

• 1 - 5 years of Experience
• Strong Experience in HTML 5, CSS 3 and Bootstrap 3,4 
• Material UI
• Responsive design in website and mobile
• Grid System
• React.js an added advantage

Ability to learn quickly and work in a fastest growing technology

Headquartered in Ahmedabad, Appitsimple is better known for its innovative "Digital Products" - SoftwareSuggest and CallHippo. It is an IT company that has been revolutionizing & simplifying the way organizations do business since Jan 2014.

We are a growing team of 160+ professional experts coming from diverse backgrounds who have keen expertise in dealing with Digital Products. A flexible work environment, a high level of empowerment, involvement in the company's business decisions, leadership development through mentoring, and skills development initiatives are the big takeaways at Appitsimple Infotek.  

URL:  https://appitsimple.com/about">https://appitsimple.com/about

Product: CallHippo.

URL: https://callhippo.com/

CallHippo was launched in 2017. It is an intelligent VoIP (voice over Internet protocol) service provider for business organizations and call centers. The main objective behind launching CallHippo was to provide easy-to-adopt, cost-effective, scalable, and accessible phone systems to businesses. Customized pricing plans, 24/7 available support, and innovative top-of-the-line features make CallHippo stand out from market competitors. With 2000+ customers across 25+ countries, the company is just getting started and is sure to scale greater heights in the future.

Appitsimple prides itself on a flexible work environment that empowers employees to be key decision-makers to grow personally and professionally. The company strives to develop leaders through an active mentoring program and skill development initiatives. An inclusive workplace, Appitsimple encourages freedom, and independent thinking and aims to create thought leaders in the business ecosystem.

Experience -2+ Years

Responsibilities:

• Design, implement and manage websites using WordPress
• Manage front-end and back-end website development
• Customize WordPress plug-ins and themes
• Optimize website for maximum speed
• Maintain well-documented, reusable, and transferrable code
  
  

Requirements: 

• Proficiency using WordPress
• Be proficient in coding languages such as HTML, CSS, JavaScript, React and jQuery
• Experience using debugging tools such as Firebug and Chrome Inspector
• Strong understanding of front-end and back-end website development

As a member of the founding engineering team at Kombai, you'd work directly with the CTO and CEO to build a global product for the frontend dev teams from scratch. Together, we'd have a crack at several hard, high-impact problems - often involving challenges across product, engineering, and research areas.

Desired Qualifications & Skillset

For all positions of our early engineering team we are looking for people who:

• Are fully hands-on with latest JS development
• Are good frontend and web application architects
• Are quick and agile
• Have a good learning, problem solving and logical aptitude
• Have a mindset to commit for 3-4 years

In addition to the above, the candidates for Senior Product Engineer should also have:

• Thorough understanding of good Frontend engineering & architecture practices. In our experience, this usually comes from working in an excellent frontend team with an excellent architect, on a complex applications
• Experience: 3-6 years

JD for Below position-

Preferred Technical Expertise-

1. Expertise in front end web application development
2. Solid Understanding of Javascript, JQuery.
3. Experience in HTML, CSS and Bootstrap library is required.
4. Experience with Django Framework.
5. Experience with source code versioning tools such as GIT, Bitbucket etc.

Secondary Skills/Good to have Skills:

1. Experience in developing REST API is a plus.
2. Experience in Python Programming is a plus.
3. Experience in Pandas and Numpy Libraries is a plus.
4. Experience with SQL is a plus.
5. Experience with any cloud platform ( GCP is a plus )

As a UI Developer with 2+ years of experience

Strong with Javascript/ Typescript with good understanding of DOM

Experience with UI frameworks such as React/ Angular/ VueJS 

Good with CSS/ SCSS/ SASS and handling responsive UI development

Experience using standard UI frameworks such as bootstrap, bulma, material ui etc

Ability to split code into logical components with impetus towards writing reusable components/ styles

Experience with handling state management, separation of layers with the right kind of abstraction