Frontend Lead Engineer

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.

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

Job Description:

https://drive.google.com/file/d/12Fcie5u0rhyHeE_xhsNTeGk3mlPId1Mb/view?usp=drive_link

About NonStop io Technologies:

NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud

group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment

Brief Description:

NonStop io is seeking a proficient React.js developer to join our front-end development team. In this position, you’ll be mainly crafting and integrating UI components through React.js methodologies and workflows like Mobx and Redux.

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

● Troubleshooting and debugging issues to ensure smooth user experiences

● Participating in code reviews to maintain code quality and consistency

● Improvement and optimization of existing codebase

● Keeping up with industry trends

● Identifying issues with technologies and architecture and then implementing solutions

● Assist with ticket creation, refinement, and estimation

● Participate in sprint planning and ticket distribution for frontend team

Qualifications & Skills:

● Proficiency in React.js and its core principles

● Strong JavaScript, TypeScript, HTML5, and CSS3 skills

● Experience with popular React.js state management libraries and approaches (such as Mobx, Redux, and Context API)

● Familiarity with RESTful APIs and integration

● Knowledge of modern authorization mechanisms, such as JSON Web Tokens

● Understanding of front-end build tools and pipelines

● Familiarity with any one of backend technologies such as Node.js, Java, or Python

● Excellent problem-solving and communication skills

● A strong attention to detail, and a passion for delivering high-quality code

● Expertise in designing scalable and efficient front-end architecture

● Adaptability to changing project requirements and priorities

● Experience with version control systems, particularly Git

● Experience working in Scrum and familiarity with Atlassian (Jira, Confluence, Bitbucket)

● Experience with diverse applications and architectural patterns

● A degree in computer science, software engineering, or a related field

● Strong understanding of object-oriented programming principles and design patterns

● Familiarity with automated testing frameworks and methodologies

● Excellent problem-solving skills and attention to detail

● Strong communication skills and ability to work effectively in a collaborative team environment

● Ready to be a tech-agnostic engineer and comfortable to shift on any tech stack

● Comfortable working with AI (Claude code, Cursor etc)

If you're passionate about technology and want to work on impactful projects, we'd love to hear from you

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 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.

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

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.

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.

* Design, develop, and maintain responsive websites and web applications.

* Build reusable frontend components using React.js.

* Develop scalable backend APIs and services using Node.js.

* Integrate third-party services and payment gateways such as Stripe.

* Build RESTful APIs and integrate with modern databases.

* Optimize applications for maximum speed, scalability, and SEO.

* Collaborate with designers to translate Figma/UI designs into pixel-perfect interfaces.

* Implement authentication, authorization, and security best practices.

* Debug production issues and improve application performance.

* Participate in code reviews and mentor junior developers.

* Work within Agile/Scrum development processes.