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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 are seeking an experienced Operations Lead to drive operational excellence and lead a dynamic team in our fast-paced environment. The ideal candidate will combine strong technical expertise in Python with proven leadership capabilities to optimize processes, ensure system reliability, and deliver results.

Key Responsibilities

• Team & stakeholder leadership - Lead 3-4 operations professionals and work cross-functionally with developers, system administrators, quants, and traders

• DevOps automation & deployment - Develop deployment pipelines, automate configuration management, and build Python-based tools for operational processes and system optimization

• Technical excellence & standards - Drive code reviews, establish development standards, ensure regional consistency with DevOps practices, and maintain technical documentation

• System operations & performance - Monitor and optimize system performance for high availability, scalability, and security while managing day-to-day operations

• Incident management & troubleshooting - Coordinate incident response, resolve infrastructure and deployment issues, and implement automated solutions to prevent recurring problems

• Strategic technical leadership - Make infrastructure decisions, identify operational requirements, design scalable architecture, and stay current with industry best practices

• Reporting & continuous improvement - Report on operational metrics and KPIs to senior leadership while actively contributing to DevOps process improvements

Qualifications and Experience

• Bachelor's degree in Computer Science, Engineering, or related technical field
• Proven experience of at least 5 years as a Software Engineer including at least 2 years as a DevOps Engineer or similar role, working with complex software projects and environments.
• Excellent knowledge with cloud technologies, containers and orchestration.
• Proficiency in scripting and programming languages such as Python and Bash.
• Experience with Linux operating systems and command-line tools.
• Proficient in using Git for version control.

Good to Have

• Experience with Nagios or similar monitoring and alerting systems
• Backend and/or frontend development experience for operational tooling
• Previous experience working in a trading firm or financial services environment
• Knowledge of database management and SQL
• Familiarity with cloud platforms (AWS, Azure, GCP)
• Experience with DevOps practices and CI/CD pipelines
• Understanding of network protocols and system administration

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.

Here’s 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.

(P.S. We hire for talent, not pedigree—but if you’ve worked at a top tech co or fintech startup, we’d love to hear how you’ve shipped great products.)

Company: Harmoney

Title: Enterprise Sales Specialist

Location: Santacruz, Mumbai

CTC: Upto 25 LPA (Commensurate with experience)

Company Description

Harmoney is a FinTech start-up, backed by Y Combinator with a $5 Mm funding

Harmoney’s mission is to improve access and efficiency in bond markets using technology. They offer an Electronic Bond Trading Solution for their clients,  addressing a $500 Bn market in India

• Solid team - Founders from Goldman Sachs, Morgan Stanley, Tata Capital, Paysense, and educated at leading schools such as IIT/s and PurdueThe DART platform - Harmoney’s DART software streamlines bond trading with AI-powered trade capture, real-time data, and seamless integration with exchanges. It offers efficient, chat- based trading and supports both live market and RFQ protocols.

Description

As an Enterprise Sales Specialist, you will play a crucial role in expanding our client base and driving adoption of our DART platform for fixed income trading. You will work closely with large financial institutions and other key market participants to showcase the value of our product. This is an excellent opportunity for someone with 3-5 years’ experience selling enterprise products to financial institutions / corporates, who is enthusiastic about making a real impact on India’s fixed income market.

Responsibilities

• Proactively identify and develop a sales pipeline

• Develop the sales strategy for adoption of DART within their defined territory

• Present and demonstrate the capabilities of DART, highlighting how it can transform fixed income trading.

• Manage the end-to-end sales cycle, from lead generation to deal closure

• Collaborate with internal teams (product, marketing, and customer success) to ensure seamless onboarding and delivery for clients

Requirements

• Prior experience: 3-5 years in enterprise sales to financial institutions / large corporates - preferably worked at Bloomberg/Reuters/Omnyses/Finacle etc in their sales domain; OR Fixed in MF/PMS Institutional sales 

• Strong understanding of the fixed income market and enthusiasm for driving change in this sector• Excellent communication and negotiation skills, with the ability to engage with senior stakeholders

• Ability to manage multiple external decision makers and stakeholders to bring a deal to closure

• Self-motivated, result-oriented, and eager to work in a fast-paced start-up environment.

• Ability to work independently and as part of a team.• Minimum qualification: post graduate degree (MBA in Finance preferred) 

What we offer:• A dynamic work environment with the opportunity to shape the future of fixed income trading in India.• Competitive compensation and benefits.• A collaborative team that values innovation and creativity.

Job Description

• Advising Clients for Commodities and Currency products.
• Calling existing clients for Commodity.
• Passing on research calls and engaging clients to trade

Qualification:

• Min Graduate (Candidate with MBA Degree or candidate with higher study plan should not apply)
• Ready to work in shifts
• Morning Shift- 8.30-5.30pm
• Evening shift -3pm to 12 am
• (Night travelling Allowance will be seperate

About Company:

Our client is a leading mid‐market investment bank with strong practices around M&A, PE, Capital Markets, Institutional Equities, Wealth Management, Insurance Broking, and Portfolio Management Services.

Role and Responsibilities:

•       Trading, Broking & risk profiling of client along with technical and fundamental understanding.

•       Coordination with different department (RMS, Risk, Compliance, Sales) for smooth processing of transaction.

•       Generation of brokerage

·        Build up strong expertise in Capital Markets dynamics, financial derivative Instruments, their valuation and trade execution aspects

·        Contribute in various front office related projects, upgrading the Derivative Systems Infrastructure

·        Recommending thematic strategic trade ideas (working cross asset where required).

Requirements:

• Graduate and above

• Minimum 2-5 years of Experience in Handling FII / Domestic Clients

• Excellent knowledge on Arbitrage / Special Situation Trades / Derivatives

• Should have thorough understanding of Dividends and other Corporate Actions

 • Should have good understanding of Algos for Execution

 • Good at Excel, Bloomberg, Omnesys Functionality

• Ability to handle large volumes with a lean team structure

• Good Connects to Source blocks

 • Good Communication Skills is a must.

Role/Title: Functional QA

Location: Mumbai/Bangalore 

Fulltime/Permanent role

Notice period should not exceed more than 60days

Job Responsibilities:

Test Analyst:

• Good Communicator, 4 to 7 years, BFSI domain exp.(Investment banking/Capital Market/Wealth Management) is a must.

Skills & tools needed:

• Agile exp. and knowledge, end to end testing, UAT, regression, automation test frameworks.

Testing tools: JIRA, ALM

• Hands-on experience on test planning/test strategy, defect validation, sending status reports