Senior Software Engineer (Python

Job description

Job Title: React JS Developer - (Core Skill - React JS)

Core Skills -

• Minimum of 6 months of experience in frontend Dev using React JS (Excl any internship, Training programs)

The Company

Our mission is to enable and empower engineering teams to build world-class solutions, and release them faster than ever, we strongly believe engineers are the building block of a great society - we love building, and we love solving problems Talk about problem-solving and technical challenges. And unique problems faced by the Engineering Community. Our DNA of stems from Mohit’s passion for building technology products for solving problems which has a big impact.

We are a bootstrapped company largely and aspire to become the next household name in the engineering community and leave a signature on all the great technological products being built across the globe.

Who would be your customers - We, are going to shoulder the great responsibility of solving minute problems that you as an Engineer have faced over the years.

The Opportunity

An exciting opportunity to be part of a story, making an impact on How domain solutions will be built in years to come

Do you wish to lead the Engineering vertical, build your own fort, and shine through the journey of building the next-generation platform?

Blaash is looking to hire a problem solver with strong technical expertise in building large applications. You will build the next-generation AI solution for the Engineering Team - including backend and frontend.

Responsibility

Owning the front-end and back-end development in all aspects. Proposing high-level design solutions, and POCs to arrive at the right solution. Mentoring junior developers and interns.

What makes you an ideal team member we are eagerly waiting to meet - :

• Demonstrate strong architecture and design skills in building high-performance APIs using AWS services.
• Design and implement highly scalable, interactive web applications with high usability
• Collaborate with product teams to iterate ideas on data monetization products/services and define feasibility
• Rapidly iterate on product ideas, build prototypes, and participate in proof of concepts
• Collaborate with internal and external teams in troubleshooting functional and performance issues
• Work with DevOps Engineers to integrate any new code into existing CI/CD pipelines
• 6 months + of experience in frontend dev using React JS
• 6 moths + years of hands-on experience developing high-performance APIs & Web applications

Salary -

• The first 4 months of the Training and Probation period = 15K - 20K INR per month
• On successful completion of the Probation period = 3 - 3.5 LPA INR per month
• Equity Benefits for deserving candidates

How we will set you up for success You will work closely with the Founding team to understand what we are building.

You will be given comprehensive training about the tech stack, with an opportunity to avail virtual training as well. You will be involved in a monthly one-on-one with the founders to discuss feedback

If you’ve made it this far, then maybe you’re interested in joining us to build something pivotal, carving a unique story for you - Get in touch with us, or apply now!

Core Responsibilities

Front-end Development:

o Develop web applications using React, flask. o Implement responsive design to ensure user-friendly interfaces.

o Utilize mapping libraries (e.g., Leaflet, Mapbox) to display geospatial data.

Back-end Integration:

o Work with APIs and manage data flow for project analytics and management.

o Enhance features for robust data handling and real-time project analysis.

Cloud Deployment:

o Deploy and manage web applications on AWS and similar platforms. o Optimize for performance, scalability, and storage efficiency.

GIS and Mapping Tools:

o Develop tools using GIS data like KML and Shapefiles. 

We are seeking a highly skilled React JS Developer with exceptional DOM manipulation expertise and real-time data handling experience to join our team. You'll be building and optimizing high-performance user interfaces for stock market trading applications where milliseconds matter and data flows continuously.

The ideal candidate thrives in fast-paced environments, understands the intricacies of browser performance, and has hands-on experience with WebSockets and real-time data streaming architectures.

Key Responsibilities

Core Development

• Advanced DOM Operations: Implement complex, performance-optimized DOM manipulations for real-time trading interfaces
• Real-time Data Management: Build robust WebSocket connections and handle high-frequency data streams with minimal latency
• Performance Engineering: Create lightning-fast, scalable front-end applications that process thousands of market updates per second
• Custom Component Architecture: Design and build reusable, high-performance React components optimized for trading workflows

Collaboration & Integration

• Work closely with traders, quants, and backend developers to translate complex trading requirements into intuitive interfaces
• Collaborate with UX/UI designers and product managers to create responsive, trader-focused experiences
• Integrate with real-time market data APIs and trading execution systems

Technical Excellence

• Implement sophisticated data visualizations and interactive charts using libraries like Chartjs, TradingView, or custom D3.js solutions
• Ensure cross-browser compatibility and responsiveness across multiple devices and screen sizes
• Debug and resolve complex performance issues, particularly in real-time data processing and rendering
• Maintain high-quality code through reviews, testing, and comprehensive documentation

Required Skills & Experience

React & JavaScript Mastery

• 5+ years of professional React.js development with deep understanding of React internals, hooks, and advanced patterns
• Expert-level JavaScript (ES6+) with strong proficiency in asynchronous programming, closures, and memory management
• Advanced HTML5 & CSS3 skills with focus on performance and cross-browser compatibility

Real-time & Performance Expertise

• Proven experience with WebSockets and real-time data streaming protocols
• Strong DOM manipulation skills - direct DOM access, virtual scrolling, efficient updates, and performance optimization
• RESTful API integration with experience in handling high-frequency data feeds
• Browser performance optimization - understanding of rendering pipeline, memory management, and profiling tools

Development Tools & Practices

• Proficiency with modern build tools: Webpack, Babel, Vite, or similar
• Experience with Git version control and collaborative development workflows
• Agile/Scrum development environment experience
• Understanding of testing frameworks (Jest, React Testing Library)

Financial Data Visualization

• Experience with financial charting libraries: Chartjs, TradingView, D3.js, or custom visualization solutions
• Understanding of market data structures, order books, and trading terminology
• Knowledge of data streaming optimization techniques for financial applications

Nice-to-Have Skills

Domain Expertise

• Prior experience in stock market, trading, or financial services - understanding of trading workflows, order management, risk systems
• Algorithmic trading knowledge or exposure to quantitative trading systems
• Financial market understanding - equities, derivatives, commodities

Technical Plus Points

• Backend development experience with GoLang, Python, or Node.js
• Database knowledge: SQL, NoSQL, time-series databases (InfluxDB, TimescaleDB)
• Cloud platform experience: AWS, Azure, GCP for deploying scalable applications
• Message queue systems: Redis, RabbitMQ, Kafka, NATS for real-time data processing
• Microservices architecture understanding and API design principles

Advanced Skills

• Service Worker implementation for offline-first applications
• Progressive Web App (PWA) development
• Mobile-first responsive design expertise

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field (or equivalent professional experience)
• 5+ years of professional React.js development with demonstrable experience in performance-critical applications
• Portfolio or examples of complex real-time applications you've built
• Financial services experience strongly preferred

Why You'll Love Working Here

We're a team that hustles—plain and simple. But we also believe life outside work matters. No cubicles, no suits—just great people doing great work in a space built for comfort and creativity.

What We Offer

💰 Competitive salary – Get paid what you're worth

🌴 Generous paid time off – Recharge and come back sharper

🌍 Work with the best – Collaborate with top-tier global talent

✈️ Adventure together – Annual offsites (mostly outside India) and regular team outings

🎯 Performance rewards – Multiple bonuses for those who go above and beyond

🏥 Health covered – Comprehensive insurance so you're always protected

⚡ Fun, not just work – On-site sports, games, and a lively workspace

🧠 Learn and lead – Regular knowledge-sharing sessions led by your peers

📚 Annual Education Stipend – Take any external course, bootcamp, or certification that makes you better at your craft

🏋️ Stay fit – Gym memberships with equal employer contribution to keep you at your best

🚚 Relocation support – Smooth move? We've got your back

🏆 Friendly competition – Work challenges and extracurricular contests to keep things exciting

We work hard, play hard, and grow together. Join us.

We’re Building the Future of Immigration Tech

We are developing a high-performance, AI-driven immigration platform that automates visa assessments and guidance for high-skilled immigrants. Our focus is on speed, accuracy, and scalability—not a flashy UI, but a powerful decision-making engine that delivers real value.

We need top-tier engineers who build for performance over aesthetics. If you love AI, automation, and disrupting old systems, this is for you.

🛠 Open Roles

1️⃣ AI/ML Engineer (Visa Assessment AI)

• Develop a cutting-edge AI model for visa eligibility assessments.
• Use NLP to process immigration laws, policies, and case precedents.
• Optimize for accuracy, efficiency, and scale (real-time processing).

2️⃣ Full-Stack Developer (Lean & Scalable Web App)

• Build a high-performance, no-frills web app (React/Next.js preferred).
• Integrate the AI model seamlessly into a secure and scalable backend (Python/Django or Node.js).
• Implement fast data retrieval for applicant evaluations.

🔍 Who We’re Looking For

✔ AI/ML Engineer: Strong experience in NLP, AI automation, and structured data processing. Experience with TensorFlow/PyTorch/OpenAI APIs is a plus.

✔ Full-Stack Developer: Expertise in React (Next.js preferred), Python/Django, or Node.js. Must prioritize performance & security.

✔ Both: You’re a problem-solver, performance-obsessed, and thrive in lean environments.

💻 Tech Stack (Recommended, Open to Suggestions)

• AI/ML: Python (FastAPI, TensorFlow, OpenAI APIs, Hugging Face NLP)
• Frontend: React, Next.js (for speed & SEO)
• Backend: Python/Django or Node.js (for performance & scalability)
• Database: PostgreSQL or Firebase

Key Responsibilities:

1. Design and Development: Lead the design and development of web

applications using Python and Flask, ensuring code quality, scalability, and

performance.

2. Architecture: Collaborate with the architecture team to design and implement

robust, maintainable, and scalable software solutions.

3. API Development: Develop RESTful APIs using Flask to support front-end

applications and external integrations.

4. Database Management: Design and optimize database schemas, write efficient

SQL queries, and work with databases like PostgreSQL, MySQL, or NoSQL

solutions.

5. Testing and Debugging: Write unit tests and perform code reviews to maintain

code quality. Debug and resolve complex issues as they arise.

6. Security: Implement security best practices, including data encryption,

authentication, and authorization mechanisms.

7. Performance Optimization: Identify and address performance bottlenecks in

the application, making improvements for speed and efficiency.

8. Documentation: Maintain clear and comprehensive documentation for code,

APIs, and development processes.

9. Collaboration: Collaborate with cross-functional teams, including front-end

developers, product managers, and QA engineers, to deliver high-quality

software.

10. Mentorship: Provide guidance and mentorship to junior developers, sharing your

knowledge and best practices.

Qualifications:

Bachelor's or Master's degree in Computer Science, Engineering, or a related

field.

Proven experience (4-5 years) as a Python developer, with a strong emphasis on

Flask.

Solid understanding of web development principles, RESTful APIs, and best

practices.

Proficiency in database design and SQL, as well as experience with database

systems like PostgreSQL or MySQL.

Familiarity with front-end technologies (HTML, CSS, JavaScript) and related

frameworks is a plus.

Strong problem-solving skills and the ability to work in a fast-paced, collaborative

environment.

Excellent communication skills and the ability to work effectively in a team.

Knowledge of containerization and deployment tools (e.g., Docker, Kubernetes)

is a plus.

About KAFQA

At Kafqa, we are building the next generation performing arts platform. Our mission is to transform how India learns, performs & watchers performing arts. We are currently in stealth mode with a target public launch date in April. Our launch services consist of technology enabled dance classes in our proprietary studios, production facilities and social media broadcasting & competitions.

Founder & Team

The founder is Shariq Plasticwala. He is a graduate of IIT Bombay & Stanford GSB. He was part of the founding team of Amazon India where he played a key role for over 8 years. Among his roles at Amazon, he was the CEO of Amazon’s first joint venture in India and a Board Member of Amazon’s payments business. The other members of the founding team consist of senior executives from Shiamak Davar & Byju’s.

Role

We are looking for an experienced Frontend engineer with ReactJS development experience to join our team.
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 ReactJS, Javascript(ES 6), Typescript, SCSS, etc
• Write meaningful test cases for frontend &amp
• Develop Infrastructure for delivering services using a performance driven approach, build databases, schedule automated jobs, etc

Ideal Background / Experience

• At least 12 months of diverse experience in web development for product or services oriented environment with exposure to working production deployments
• Expertise in programming using Python/ReactJS 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

• Collaborate with engineering, design and product teams to build and ship new features.
• Seeing through a project from conception to finished product using Agile methodologies.
• Maintain and improve web applications. Optimize applications for maximum speed
• Design mobile-based features
• Self-contribution & able to manage and execute work through team members.
• Developing features to enhance the user experience.
• Create quality mockups and prototypes
• Translate application storyboards and use cases into functional applications.
• Create proof of concepts to demonstrate feasibility of proposed solution
• Continuously discover, evaluate and learn new technologies to stay at the forefront of technology innovation
• Write good quality, modular, reusable, well documented, unit-tested code.

Headquarters : Gurgaon, Haryana

Year founded : 2015

Work Location : Gurugram

Job Description –

Job Role - Software Developer Frontend

Key Capabilities

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers
• Knowledge of isomorphic React is a plus  

If you think you are one of them then please reply with your interest and we will take your candidature ahead for the next level of evaluation. Below information would be appreciated more:

Current CTC:

Expected CTC:

Notice Period:

Update Resume: please attach

Looking forward to taking you to the next level of technology.