Software Engineer / Senior Software Engineer at Vamstar · Remote, Hyderabad, Gurugram, Pune, Chennai, Bengaluru (Bangalore), Delhi, Noida, Ghaziabad, Faridabad · 3 - 10 years · ₹1L - ₹15L / yr · Profitable · Remote friendly · Posted 17 Dec 2021
Responsibilities
- Use latest processes and technology in order to build scalable, distributed, and
fault-tolerant site/software systems.
- Research and evaluate new methodologies and technologies that improve the quality,
reliability, and performance of the frontend engineering’s site/software development
systems and processes
- Apply usability principles and procedures and optimize builds. Reuse through
documenting common frontend components that save the business time in executing
future projects.
- Emphasize a consumer-focused approach in building sites/software and works with both
senior and junior frontend teams in determining the prioritization and estimation of new
features and improvements.
Requirements/Qualification
- Minimum 6 years experience in software engineering. At least 3 years of frontend
experience working in React with Redux Framework
- Highly proficient in CSS3, HTML5, Javascript. Also proficient in tools like Bootstrap and
Webpack for building products across multiple screen resolutions and browsers.
- Familiarity with cross-browser compatibility issues and demonstrate design and user
interface/user experience skills.
- Excellent time management, multi-tasking and communication skills

About Vamstar
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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.
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.
About the Role:
We are looking for a Senior Frontend Engineer with strong experience in React and Next.js to join our growing engineering team in Bengaluru.
You will be responsible for designing, developing and maintaining modern, scalable web applications. You will work closely with backend engineers, product stakeholders and engineering leadership to build high-quality user experiences.
This is a hands-on engineering role offering significant ownership, technical challenges and the opportunity to influence architecture and engineering practices in a growing product-focused organisation.
Key Responsibilities:
- Design, develop and maintain scalable web applications using React and Next.js.
- Build responsive, reusable and high-performance user interfaces.
- Translate product requirements and designs into robust technical implementations.
- Develop reusable component libraries and frontend architecture.
- Integrate frontend applications with REST APIs and backend services.
- Implement effective state management and data-fetching strategies.
- Optimise application performance, accessibility and SEO.
- Ensure cross-browser compatibility and responsive design.
- Write clean, maintainable and testable code.
- Participate in code reviews and contribute to engineering best practices.
- Collaborate with cross-functional teams to deliver features from concept to production.
- Take ownership of technical decisions and proactively identify opportunities for improvement.
Required Skills & Experience:
- 4 - 6 years of professional frontend development experience.
- Strong hands-on experience with React.js.
- Experience building production applications using Next.js.
- Proficiency in JavaScript and TypeScript.
- Strong understanding of HTML5, CSS3 and responsive design.
- Experience integrating REST APIs and working with asynchronous data.
- Good understanding of frontend architecture and state management.
- Experience with Git and modern development workflows.
- Familiarity with frontend testing frameworks such as Jest, React Testing Library or Playwright.
- Understanding of web performance optimisation and browser fundamentals.
Good to Have:
- Working knowledge of Node.js and backend development fundamentals.
- Familiarity with PostgreSQL, relational database concepts and SQL.
- Experience building SaaS or enterprise-grade applications.
- Understanding of server-side rendering (SSR), static site generation (SSG) and SEO.
- Experience with Tailwind CSS or similar styling frameworks.
- Familiarity with cloud platforms such as AWS.
- Experience with real-time applications and WebSockets.
- Exposure to AI-powered applications and LLM integrations.
- Experience working in agile, product-focused engineering teams.
What We're Looking For:
- Strong problem-solving and analytical skills.
- Ability to work independently and take end-to-end ownership.
- Good understanding of software engineering fundamentals.
- Attention to code quality, performance and maintainability.
- Comfortable working in a fast-paced environment with evolving requirements.
- Strong communication and collaboration skills.
- A proactive mindset and willingness to contribute beyond assigned tasks.
What We Offer:
- Opportunity to work on modern, scalable technology products.
- Exposure to diverse engineering challenges and emerging technologies.
- A small, collaborative engineering team with high ownership.
- Direct collaboration with engineering leadership and product stakeholders.
- Opportunity to influence technical decisions and engineering practices.
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
NEED TO HAVE :
1) Have some knowledge of front end like React.JS
2) HTML, CSS
3) Strong in JavaScript concepts
4) Good communication skills
5) Loves to code
GOOD TO HAVE :
1) Experience with type script will be a plus
2) Experience with Nest.JS framework will be a plus
3) Strong hold on ES6 principles.
4) Familiar with TDD ( Test Driven Development ) will be a plus.
5) Familiar with working in CI / CD will be a plus
6) Micro-Service architecture knowledge will be an added benefit.
You can contact me on this WhatsApp number: Nine three one six one two zero one three two
About GeoIQ:
GeoIQ(a Lenskart subsidiary) is a location intelligence platform that provides comprehensive data and insights to help businesses make informed decisions about their retail operations and expansion. It offers a range of data points, including demographic information, commercial activity, and market performance indicators, to give users a detailed understanding of a specific location or market.
About the team:
Our agile team, consisting of 40+ members, is led by a founding team with extensive experience in data analytics, machine learning, and product development. Embrace the opportunity to collaborate with seasoned professionals in a dynamic and innovative work environment.
Responsibilities:
- Develop and maintain GeoIQ's products primarily using React, Redux, and NextJS.
- Ship simple, approachable, performant, and testable code.
- Enhance user experience by creating intuitive UIs that enable data visualization and discovery. Dive into legacy code to understand and improve current products.
- Facilitate and make informed technical decisions that drive the long-term vision for GeoIQ.
- Build workflow tools that allow users to explore GeoIQ's data repository, visualize spatial data, and create no-code AI models.
- Solve complex architecture problems in an extensible and maintainable way.
- Bring clarity to complex technical problems across the organization.
- Participate in the design process by listening to users, attending design critiques, and providing guidance and feedback informed by a deep understanding of technical constraints.
- Collaborate with team members to achieve clean and efficient code.
Requirements:
● Fluent and proficient in React with a minimum of 2 years of experience.
● Previous experience working with geo-spatial data.
Why Explore a Career at GeoIQ:
- Be part of a team that is revolutionizing decision-making for businesses across India.
- Work in a dynamic and innovative environment with ample opportunities for professional growth and learning.
- Contribute to the growth and success of a leading hyperlocal location AI startup in India.
If you are passionate about creating intuitive and efficient front-end solutions and meet the requirements listed above, we would love to hear from you. Apply now to join our team at GeoIQ!
About the role
You'll lead our Next.js frontend team. You'll own frontend architecture and guide a team of developers. You'll work closely with the Backend team to make sure integrations are well designed and delivered independently.
What you'll do
- Own frontend architecture, standards and technical decisions for our Next.js applications.
- Build scalable, performant and accessible web features.
- Work with the Backend team on API design, data flows and system requirements.
- Lead code reviews, mentor the frontend team, and assign and guide technical work with the TPM.
- Drive improvements in performance, SEO, Core Web Vitals and developer experience.
- Work with Design to turn designs into polished, responsive interfaces.
- Take part in the senior on-call rotation, including international paging.
What we're looking for
- 6+ years of frontend development, with 3+ years of hands-on Next.js work.
- Expert knowledge of React, TypeScript and modern Next.js (App Router, server components, SSR/SSG/ISR).
- Strong grasp of frontend architecture, state management, caching and performance optimisation.
- Solid experience integrating REST/GraphQL APIs and handling authentication.
- Experience leading or mentoring frontend developers.
- Excellent communication skills. You should be able to work through API contracts and requirements clearly with backend and mobile teams.
- Experience working with AI tools for development, and a willingness to integrate AI into the SDLC
Note: Full-stack experience is a strong plus but not mandatory. A strong frontend specialist who works effectively with the Backend team is a great fit.
Nice to have
- Backend experience with Django.
- Experience with Vercel, CI/CD and frontend testing (for example Playwright or Jest).
- Familiarity with React Native.
- Familiarity with US front-end compliance requirements, such as WCAG2.2
About the team
SecurITe’s mission is to build an Agentic‑AI driven security platform that protects critical infrastructure from modern cyber threats. Our focus is on delivering highly performant, resilient, and intelligent network security systems that help defenders stay ahead of adversaries.
About the Role
We’re looking for an exceptional Front-End Developer to help lead the development of our next‑generation cybersecurity AI platform. This is a rare opportunity to shape how agentic AI transforms the future of cyber defense.
In this role, you will be instrumental in bringing our innovative Agentic graphical programming language to life. As a senior front-end developer, you will work closely with our systems architect to shape the technological direction of our project. Your responsibilities will include ensuring that our user interface is both functional and visually appealing, contributing to an exceptional user experience.
What You’ll Do
● Collaborate with the systems architect and development team to design and implement a robust front-end architecture.
● Develop, test, and maintain high-quality user interfaces using modern front-end technologies.
● Translate UI/UX design wireframes into code, producing visually appealing and user-friendly interfaces.
● Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
● Identify and troubleshoot front-end issues and implement effective solutions.
● Stay up-to-date with the latest industry trends and technologies to keep our product at the cutting edge.
● Own and drive project delivery end-to-end
● Guide and mentor other engineers to ensure high-quality code and best practices
Required Experience
● Proficiency in Languages HTML5, CSS3, and Angular 17+.
● Frameworks node.js, Flask, RESTful APIs, Strapi (CMS) ,Swagger/OpenAPI and related front-end technologies.
● Experience with front-end frameworks and libraries for Angular.
● Strong understanding of responsive design and mobile-first development.
● Knowledge of version control systems (e.g., Git).
● Excellent problem-solving and debugging skills.
● Strong communication and collaboration skills.
● Bachelor’s degree in Computer Science, Information Technology, or a related field.
● 15+ years of experience as a Front-end Developer, with a demonstrated track record in federal projects.
Nice to Have
● Advanced Skills: Experience with state management patterns (Redux, NgRx, Zustand) and building custom interactive components using SVG, Canvas, or libraries like GoJS, D3.js and React Flow.
● Experience working in cybersecurity products.
● Building enterprise UI/UX.
● Using AI for daily work.
● Early stage startup experience.
The Mindset
● Problem Solver: You thrive on complex, ambiguous challenges and engineer elegant solutions.
● Ownership‑Driven: You take initiative, move fast, and deliver outcomes without hand‑holding.
● Continuous Learner: You stay ahead of the curve in AI, ML, and emerging technologies.
● Startup DNA: You excel in fast‑moving environments where priorities evolve and impact is immediate.
We’re looking for a Frontend UI Engineer who’s passionate about building clean, intuitive, and high-performance user interfaces. In this role, you’ll design and develop the frontends that power integrations between leading security platforms, helping customers simplify data ingest and response workflows. You’ll work closely with backend engineers, product managers, and customers to turn complex cybersecurity problems into seamless, user-friendly experiences.
About Us At Metron Security, we specialize in automation and integration services for top Cyber Security companies. Our engineering team builds innovative solutions that connect and extend industry-leading platforms like Splunk, IBM’s QRadar, ServiceNow, CrowdStrike, Cybereason, and many more. We believe in a culture where engineers thrive — by experimenting, innovating, and learning every day.
Why You’ll Love Working with Us
● A developer-first culture where your ideas and input really count
● Exposure to 250+ security platforms (and growing!)
● Opportunities to work directly with customers and see the impact of your work An environment that’s fast-moving, collaborative, and full of opportunities to grow your skills.
What We’re Looking For We’d love to meet someone who enjoys crafting modern, reliable interfaces with a strong focus on usability and performance. We use TypeScript/JavaScript on the frontend, and while experience with NestJS is a nice bonus, it’s not a must-have. More importantly, we value engineers who are language agnostic and eager to learn new tools and frameworks when needed.
Must-Have Skills
● Strong proficiency in JavaScript/TypeScript
● Hands-on experience with one of React, Angular, or Vue
● Understanding of UI/UX best practices and ability to bring designs to life
● Familiarity with REST APIs, GraphQL, or WebSockets
● Strong debugging skills and ability to optimize frontend performance
● Experience contributing in Agile teams (sprints, design discussions, user stories)
● Awareness of security best practices in frontend applications
Bonus Points If You…
● Have worked on data-heavy dashboards or enterprise-grade UIs
● Know testing frameworks like Jest, Cypress, or Playwright
● Have experience with Docker & Kubernetes
● Have deployed apps on AWS, GCP, or Azure
● Contribute to open-source projects and love sharing your work with the community
Our Ideal Teammate
● Approaches problems with curiosity and creativity
● Communicates clearly and works well in a collaborative team
● Takes pride in building user interfaces that are not only functional but a joy to use
At Metron Security, we’re always learning, always improving, and always working together. If you’re ready to take on exciting challenges, grow alongside a talented team, and help us deliver powerful solutions to customers across the globe, we’d love to hear from you.
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.
Responsibilities:
- Developing and implementing UI components using React.js
- Collaborating with cross-functional teams to design and ship new features
- Building reusable components and front-end libraries for future use
- Translating designs and wireframes into high-quality code
- Optimizing components for maximum performance across various web browsers
- Staying up-to-date with the latest industry trends and technologies
- Troubleshooting and debugging issues to ensure smooth user experiences
- Participating in code reviews to maintain code quality and consistency
Required React developer requirements, qualifications & skills:
- Proficiency in React.js and its core principles
- Strong JavaScript, HTML5, and CSS3 skills
- Experience with popular React.js workflows (such as Redux)
- Familiarity with RESTful APIs and integration
- Knowledge of modern authorization mechanisms, such as JSON Web Tokens
- Understanding of front-end build tools and pipelines
- Excellent problem-solving and communication skills
- A strong attention to detail, and a passion for delivering high-quality code
- Adaptability to changing project requirements and priorities
- Experience with version control systems (e.g., Git)
- A degree in computer science, software engineering, or a related field














