Senior Frontend Lead Engineer at Sublime Data Systems Private Limited · Ahmedabad · 5 - 7 years · ₹25L - ₹30L / yr · Bootstrapped · Posted 16 Jul 2024
We're seeking a skilled Front-end Lead Engineer to lead an ongoing production-ready enterprise project and contribute to code while leading the frontend team. If you're adept at creating user-friendly products and eager to work with cutting-edge tech in a growing company, we want to hear from you. We value an entrepreneurial mindset and passion for technology in our team members.
Experience: 5+ Year
Working Time: 12.30 PM to 9.30 PM
- Collaborate closely with cross-functional teams, including design, engineering & QA, to deliver high-quality solutions.
- Participate in planning and decision-making processes related to technical architecture, design, and implementation.
- Lead and mentor the Front-end (FE) team, providing technical guidance, coaching, and support.
- Oversee the deployment of frontend applications, coordinating with teams as necessary.
- Drive agile development practices within the FE team, ensuring efficient project delivery.
Requirements
- Bachelor's degree in Computer Science or related field.
- Minimum of 3 years of experience in leading the front-end development team.
- Proven experience in frontend development, with expertise in ReactJS, NextJS, MaterialUI, and React Query.
- Proficient in TypeScript development, skilled in building type-safe applications and leveraging TypeScript configurations for enhanced development efficiency.
- Proven leadership skills, with the ability to lead and mentor a diverse team.
- Excellent communication and interpersonal skills, with the ability to collaborate with cross-functional teams.
Benefits
- Gain real-world experience in corporate functioning.
- Learn to collaborate with diverse teams and meet deadlines in a professional environment.
- Access various learning and development programs to explore your passion.
- Work in a fast-paced, rapidly expanding tech team undergoing a revamp, with exposure to advanced technology and tools relevant to your role

About Sublime Data Systems Private Limited
About
Home | Sublime Data Systems
Sublime Data Systems Private Limited, is a custom product development company based out of Ahmedabad, providing customized and scalable software solutions as dedicated and extended tech partners for Start-ups/ entrepreneurs across the USA & UK.
What do we do?
- We proudly solve the biggest problems encountered by start-up founders, entrepreneurs, and enterprises. Sublime Data Systems offers the most innovative IT solutions to clients with an objective to bridge the gap between brilliant and creative Digital Solutions and Clients
- Started in 2017, Sublime has achieved 200% growth with 15+ tech domain specialists working tirelessly; supported by an all-time energetic Sales and Marketing team!
- We are working with leading industries like Legal, Fintech, HealthTech, Edutech Media, and HR industries which are being used by Fortune 50 companies and have raised in total of 400mn USD funding till date in total
- We've completed projects for 50+ customers in 12+ countries working hand-in-hand with them to bring their visions to life, digitally
Perks of joining us?
- Positive work environment
- Remote work option
- Encourage and sponsor for learning and development programs
- Chance to work with advanced technology
- Opportunity to reveal a hidden talent
Connect with the team
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Role Summary
The Senior Front-end Developer builds and maintains client-facing interfaces per UI/UX designs and product requirements, owns front-end architecture and code-review standards, and mentors the Junior Front-end Developer. This is a specialized front-end role, not a full-stack position.
Key Responsibilities
• Own front-end architecture decisions, including framework, state management, and tooling choices.
• Set and enforce code-review, testing, and performance/accessibility standards for the pod.
• Lead implementation of complex, high-visibility features.
• Troubleshoot and resolve complex front-end performance or technical issues.
• Mentor the Junior Front-end Developer, including code review and skill development.
• Partner closely with UI/UX to ensure design fidelity and flag implementation constraints early.
• Evaluate and recommend front-end tooling or library upgrades.
Required Skills & Technical Competencies
• Deep expertise in a modern front-end framework (React strongly preferred) and associated ecosystem.
• Strong understanding of front-end performance optimization and accessibility standards.
• Experience owning front-end architecture for a production application.
Targeted Qualifications
• 5–8 years of front-end development experience.
• Deep expertise in a modern framework (React preferred) and front-end architecture patterns.
• Experience owning performance and accessibility standards.
• Bachelor's degree in Computer Science or related field.
Preferred / Nice-to-Have
• Experience with data-dense or real-time dashboard interfaces (relevant to IoT products).
• Experience mentoring junior developers formally.
🚀 Frontend Developer
Location: Remote
Type: Full-time
Experience: 5+ years (Intermediate to Senior Level)
We’re looking for a Frontend Developer who can own the entire frontend stack from frontend project architecture and performance optimization to design and UX polish.
About the Role
You’ll be the go-to person for everything frontend - designing and developing user-facing features, setting up UI architecture, and ensuring every interaction feels seamless.
You’ll work closely with the founders and backend engineers to shape the product experience from the ground up.
If you’re someone who thrives in startup environments, loves creative freedom, and enjoys wearing multiple hats (developer + designer + product thinker), this role is for you.
What You’ll Do
- Build and maintain high-performance web applications using ReactJS and NextJS
- Design clean, scalable frontend architecture and reusable components
- Take full ownership of UI/UX - from rough ideas to production-ready interfaces
- Implement stunning, responsive UIs with Tailwind CSS
- Handle state management (Jotai, Zustand, or your preferred modern library)
- Collaborate directly with backend and product teams to deliver delightful user experiences
- Optimize for performance, accessibility, and SEO
- Help shape the frontend culture, tech stack, and coding standards
What We’re Looking For
- 5+ years of professional frontend development experience
- Expert in ReactJS and NextJS
- Familiarity with VueJS and NuxtJS
- Strong experience with Tailwind CSS and component-driven design
- Strong understanding of UI/UX - you can design as well as build
- Ability to rapidly prototype and design mockups
- Experience with Figma or something similar for frontend prototyping
- Experience with TypeScript, Git, and modern dev tools
- Product mindset: you care about usability, not just code
- Startup-ready: self-driven, resourceful, and comfortable with fast iteration
Bonus Points
- Contributions to design systems or open-source frontend tools
- Familiarity with other frontend frameworks like Svelte/SvelteKit and VueJS/NuxtJS
- Knowledge of frontend performance optimization and SEO best practices
Why You’ll Love Working With Us
- 💡 Real Ownership: You’ll shape the entire frontend - architecture, tools, and design direction
- ⚡ Startup Energy: Small team, big impact - your work directly shapes the product and user experience
- 🕓 Flexible Hours & Remote Work: We care about output, not clock-ins
- ❤️ Creative Freedom: We value ideas, experimentation, and craftsmanship
Role : Senior Full Stack Engineer (Frontend Focus)
Location : Hyderabad/Bangalore/Gurgaon/Mumbai
Role Summary
We're looking for a **Senior Full Stack Engineer (Frontend Focus)** to build modern, AI-powered enterprise applications. You'll primarily focus on creating scalable, high-performance frontend experiences using React and Next.js, while contributing to backend services, APIs, and AI integrations where needed. You'll work closely with Product, Design, and AI teams to build intuitive, performant, and production-ready applications.
Minimum Qualifications
* 3–7 years of software engineering experience.
* Strong experience with React, Next.js, TypeScript, JavaScript, HTML, and CSS.
* Experience building and shipping production-grade frontend applications, including enterprise dashboards and data-intensive applications.
* Strong understanding of frontend architecture, state management (Redux, Zustand, Context API, or similar), rendering lifecycle, and performance optimization, including code splitting, lazy loading, bundle optimization, caching strategies, and Core Web Vitals.
* Experience building complex UI experiences using modern frontend technologies, including data visualization, Canvas, WebGL, Service Workers, and Web Workers.
* Experience building and integrating REST APIs and backend services using Node.js.
Preferred Qualifications
* Experience building AI-powered applications or AI agents using LangChain, LlamaIndex, CrewAI, or similar AI frameworks.
* Experience with vector databases and Retrieval-Augmented Generation (RAG) applications.
* Experience with DevOps practices and cloud platforms such as AWS, Azure, or GCP.
* Experience with Docker and Kubernetes.
* Experience building reusable component libraries, design systems, or micro-frontend architectures.

About the company
The client is the home base for hardware engineers. They give the teams building robots, rockets, medical devices, and the next generation of physical products a single place to move fast without breaking things, turning CAD chaos into a system of record engineers actually love to work in. We're profitable, post-Series A, and growing our Hyderabad engineering team.
About the role
We're looking for a tech lead to set the technical direction for a growing team and raise the bar for everyone around them. This is a hands-on leadership role: you'll still write production code, but your largest impact comes through architecture, mentorship, and the standards you instill. You own outcomes for a team, not just your own commits.
What you'll do
- Lead the technical direction of a team building across our TypeScript/React + Node.js + AWS stack
- Drive architecture decisions, document tradeoffs, and align the team on a clear technical path Mentor engineers through code review, pairing, and guidance, growing them toward strong production ownership
- Set and uphold standards for code quality, testing, and operational rigor
- Stay hands-on: write production code on the highest-leverage and hardest problems
- Partner with product and leadership to scope work, manage technical risk, and deliver predictably
- Be accountable for the reliability and maturity of the systems your team owns in production
What we're looking for
- Demonstrated technical leadership: you've set direction for a team and elevated those around you
- Strong full-stack proficiency in TypeScript, React, and Node.js, plus solid AWS depth
- A track record of shipping to production and owning systems in operation, and of holding a team to that same standard
- Strong architectural judgment: you decompose ambiguous problems, weigh tradeoffs, and make decisions others can build on
- Excellent communication: you keep your team aligned and stakeholders informed, and you surface risk early
- Comfort leading in a fast-paced, high-ownership early-stage environment
Why choose us?
- The teams building advanced hardware and the robots, machines, and devices shaping the future run
- Direct access to founders; you'll help shape product and engineering direction, not just execute tickets
- Fast feedback loops: what you build is in front of customers in days, not quarters
- Profitable at Series A, so you get startup upside without the constant fundraising-survival anxiety
- Competitive compensation and meaningful equity
- Bi-yearly appraisal cycles
- Upto 20% Bonus based on performance
- Monthly Swiggy vouchers
- Flexibility with work hours
Job Title: Technical Lead
Experience: 6+ Years
Job Type: Full-Time
Department: Engineering
Job Location: Sec-62, Noida.
Job Summary
We are looking for an experienced and hands-on Technical Lead with strong software engineering expertise and a proven track record of building scalable, secure, and production-grade web applications.
The ideal candidate will have 6+ years of software development experience, strong expertise across modern frontend and backend technologies, and the ability to take end-to-end technical ownership—from architecture and development through deployment and production support.
The role requires a technically hands-on leader who can provide architectural direction, mentor developers, review code, solve complex engineering challenges, and ensure high standards of engineering quality.
Practical knowledge of AI/GenAI technologies is important. Prior experience in the Indian FinTech/BFSI ecosystem will be strongly preferred.
Key Responsibilities
- Lead the technical design, architecture, development, and delivery of web-based applications.
- Take end-to-end technical ownership of projects, ensuring scalable, maintainable, secure, and high-quality implementations.
- Work hands-on across frontend, backend, databases, APIs, cloud infrastructure, and third-party integrations.
- Define technical architecture, technology choices, coding standards, and engineering best practices.
- Conduct code reviews and ensure high standards of code quality, performance, security, and maintainability.
- Mentor developers and provide technical guidance throughout design and implementation.
- Identify technical risks, bottlenecks, scalability concerns, and architectural challenges early in the development lifecycle.
- Collaborate with Product Managers, Business Analysts, Designers, QA, DevOps, and other stakeholders to translate business requirements into effective technical solutions.
- Participate in effort estimation, sprint planning, technical discussions, and delivery planning.
- Troubleshoot complex production issues and drive root-cause analysis and permanent resolutions.
- Evaluate and introduce new technologies, frameworks, development practices, and AI-assisted engineering tools where appropriate.
- Identify opportunities to incorporate AI/GenAI capabilities into products, workflows, and internal engineering processes.
- Ensure applications follow appropriate practices for security, data privacy, authentication, authorization, logging, and monitoring.
Technical Skills & Requirements
Mandatory
- 6+ years of professional software development experience.
- Strong experience building and maintaining production-grade web applications.
- Strong proficiency in modern JavaScript/TypeScript ecosystems.
- Experience with frontend frameworks such as React.js, Next.js, Angular, Vue.js, or similar.
- Strong backend development experience using Node.js and/or other modern backend frameworks and languages.
- Strong understanding of REST APIs, microservices, API design, authentication, authorization, and third-party integrations.
- Experience with relational and/or NoSQL databases such as PostgreSQL, MySQL, MongoDB, Redis, etc.
- Good understanding of system design, distributed systems, scalability, caching, asynchronous processing, and performance optimization.
- Experience with cloud platforms such as AWS, GCP, or Azure.
- Familiarity with Docker, CI/CD pipelines, Git-based development workflows, monitoring, and modern DevOps practices.
- Strong understanding of application security and secure software development practices.
AI / GenAI Skills
The candidate should have a practical understanding of the modern AI ecosystem and its application in software products.
Experience or knowledge in the following areas will be an advantage:
- LLM-based applications and APIs
- OpenAI, Anthropic, Gemini, or similar AI platforms
- AI agents and agentic workflows
- RAG and vector databases
- Prompt engineering and structured outputs
- AI-assisted development tools
- Integration of AI capabilities into existing web applications
- Reliability, security, privacy, cost, and hallucination considerations in production AI systems
Deep AI/ML research experience is not mandatory. The candidate should, however, be comfortable understanding and integrating modern AI capabilities into software products.
FinTech / BFSI Experience – Preferred
Prior experience working with FinTech, BFSI, lending, payments, banking, insurance, credit, or financial services products in India will be strongly preferred.
Experience in any of the following areas will be particularly valuable:
- Digital lending / Loan Management Systems
- Payments and payment gateways
- Credit bureau and credit-score integrations
- KYC / eKYC and identity verification
- Account Aggregator ecosystem
- UPI / NPCI integrations
- Banking and NBFC integrations
- Financial APIs and third-party FinTech platforms
- RBI-related technology and compliance requirements
- Data security and privacy requirements for financial applications
Leadership & Soft Skills
- Proven ability to lead and mentor engineering teams.
- Strong problem-solving, debugging, and analytical capabilities.
- Ability to make sound technical and architectural decisions.
- Strong ownership mindset with accountability for project delivery.
- Ability to communicate technical concepts clearly to both technical and non-technical stakeholders.
- Comfortable working in a fast-paced environment with multiple projects and priorities.
- Ability to balance engineering quality with practical business and delivery requirements.
- Strong documentation and communication skills.
What We’re Looking For
We are looking for a hands-on Technical Lead rather than a purely managerial profile.
The ideal candidate should be able to:
- Understand business requirements and translate them into technical solutions.
- Design scalable and reliable application architecture.
- Guide and mentor engineering teams.
- Review critical code and technical implementations.
- Solve complex technical and production issues.
- Make effective technology and architecture decisions.
- Take ownership of delivering reliable products into production.
Mandatory Criteria
6+ years of software engineering experience with strong expertise in modern web technologies.
Strongly Preferred
- Experience building or leading FinTech products in India.
- Practical understanding of AI/GenAI technologies and their integration into modern software products.
Juntrax is a global integrated office management platform for SMEs.
**What we are looking for : **
* Someone who has led a team of developers in a product-centric company by providing technical direction for the design, development, testing, and release of a product.
* Designed scalable Applications
* Possesses hands-on experience building end to end systems
* Good architectural & product design skills
* Strong coding, data structures and algorithms background
* The ability to own end to end responsibility - right from requirement gathering to product release
* The ability to produce bug-free and production-grade code
* Engage with stakeholders and ensure the product is on target for timely development.
* Possess the following technical skills: Javascript,MeteorJs, NodeJS, MongoDB, ExpressJS, ReactJS, Elastic Search, AWS, ReactNative
* Must be highly motivated and be willing to take up the challenges with working in a start-up.
- Must have entrepreneurial skills.
**Main Responsibilities: **
Build & lead a team by example
* Develop a deep understanding office management product and startup ecosystem and execute to the release of the product
* Architect, design, and document processes and procedures for future releases.
* Should be able to help out in coding and performing code reviews with the team in MERN/Meteor Stack.**
**What we have to offer : **
* -Work with a performance-oriented team driven by product ownership
- Learn to design system for high accuracy, efficiency, and scalability
- Equity and Co-foundership will be offered
- Office Culture based on collaboration and desire to deliver the best product
Role Overview
We are looking for an experienced Technical Lead with strong full-stack development expertise and proven team leadership skills to drive technical delivery, architecture, and application development.
Key Responsibilities
- Lead and mentor the development team.
- Design scalable application architectures and REST APIs.
- Drive hands-on development, code reviews, and technical decision-making.
- Manage task allocation, delivery timelines, and code quality.
- Collaborate with cross-functional teams to deliver business solutions.
Required Skills
- Strong hands-on experience in React.js, Node.js, Angular, PostgreSQL, and Docker.
- Expertise in REST APIs, application architecture, and database optimization.
- Minimum 5 years of team-handling experience.
- Strong problem-solving, communication, and leadership skills.
Preferred: Experience in manufacturing digital transformation, MES, ERP, Industry 4.0, or shop-floor digitization.
Technology Stack: Next.js, Express.js, PostgresSQL, GCP
Location: Ahmedabad
About Medflix - empowering healthcare professionals for better care
Medflix (www.medflix.app/app) is a platform where healthcare professionals (doctors, medical students and more) stay updated through live talks, Q&As, support material and more. Through the platform we believe that these professionals can be empowered to deliver better care to patients (like our families) throughout the globe.
In its current (and evolving) form, it is a live learning and engagement platform seeing tremendous week-on-week growth through stellar speakers and a very active early community. The product is in the growth stages and you will be playing a key role in steering the tech to create a scalable and lovable product experience.
We are backed by startup, VC and PE veterans including Kunal Shah (CEO, Cred), Raghunandan G (Zolve, ex-TFS), Avnish Mehra (Everstone) and more.
Medflix is a platform by PlexusMD (www.plexusmd.com/app), a network trusted and loved (4.4 stars on Playstore and 4.4 on Appstore) by more than 3 lakh doctors in India and working closely with leading healthcare providers and companies like AIIMS, Jaslok, Hinduja, Apollo, HCG, Elsevier, Association of Physicians of India, Indian Association of Cardio-thoracic surgeons, Society of Nuclear Medicine, Govt of Gujarat (HFW Dept), Govt of Haryana (SIFHW), McKinsey and company, Takeda, Mankind and others.
About the Role
Tech stack (expertise in all is not required, experience in some will be sufficient):
- React / Next.js (required, at least 1 year of experience)
- Express.js (required, at least 1 year of experience)
- Familiarity with cloud services (gcp / azure / aws)
- PostgreSQL (or expertise in any relational database)
- Redis
- Docker/Kubernetes deployment (good to have)
For this role we are looking for engineers with an entrepreneurial mindset, an understanding of how startups operate and who like to get their hands dirty when unknown things come their way. You will work closely with the product team to prioritise and ship features with a predictable cadence.
As this role is full-stack, you need to have a good understanding of frontend design and be obsessed with responsiveness and pixel-perfect behaviour. On the backend side, an OCD for efficiency and optimisation is a required personality trait.
Demonstrated history of solving hard problems (frontend/backend or both) is a great-to- have.
Benefits and growth
While we ensure competitive compensation (plus ESOP options for deserving candidates), at Medflix, you will also have a strong say in how final solutions look. You will get the opportunity to learn to steer an accelerating rocket ship.
College credentials, background or years of experience are no bar for growth inside the company for enthusiasts who believe in our mission and demonstrate that passion to create a product that healthcare workers love.
Job Description:
https://drive.google.com/file/d/12Fcie5u0rhyHeE_xhsNTeGk3mlPId1Mb/view?usp=drive_link
This role is for our client, who are reimagining video security for the modern world. Their cloud-native platform uses computer vision and AI to help businesses stay safe, make smarter decisions, and move faster; from real-time alerts to seamless clip sharing and multi-site visibility.
You’ll be joining an ambitious, fast-moving team that values clarity, craftsmanship, and impact. Every person there has a voice, ships meaningful work, and helps shape how AI can make the world safer and more connected.
Responsibilities
- Architect and scale high-performance React and TypeScript applications built for real-time surveillance operations.
- Build UI components for video playback, timeline scrubbing, and multi-camera grid management.
- Optimize client-side rendering, network bandwidth, and browser memory usage when streaming high-frequency data.
- Partner closely with Product, Design, and Machine Learning engineers to transform complex AI detection capabilities into simple user experiences.
- Establish frontend architecture patterns, maintain testing standards, and mentor team members.
Skills And Qualifications
- Experience building production web applications in React and TypeScript
- Deep understanding of frontend performance profiling, browser memory management, and client-side optimization
- Hands-on experience working with real-time data streams (WebSockets, SSE, or WebRTC)
- Strong software engineering fundamentals, including modular architecture, state management, and automated testing
- High bar for UI detail, usability, and web accessibility is a plus
- Experience with video technologies on the web (HLS, WebRTC, MSE, or Canvas/WebGL video rendering) is a plus
- Experience building spatial or location-aware dashboards using mapping tools (e.g., Mapbox, Leaflet) is a plus
- Prior experience in fast-paced startup environments or developer-centric B2B SaaS platforms is a plus
What We Offer
- Competitive compensation package
- Early-stage equity in a rapidly growing company
- Referral bonuses
- Team dinners and regular team off-sites
- The latest Apple products and unlimited tech stack
The company is on a mission to transform a $50B+ legacy industry by bringing the power of cutting-edge multimodal LLMs and computer vision to real-world security and operations. From firearm detection to intelligent access control, our AI-native platform turns every camera and sensor into a smart system that enhances safety, efficiency, and awareness.











