



- Knowing and working on what specific framework problems need to be solved, what new problems they give rise to, and the architectures that work at scale.
- Coordinating with the design and back-end teams
- Taking risks, and learning quickly from your mistakes.
- Brainstorming between various approaches, doing small experiments to test the hypotheses
- Aligning the team to follow a particular approach, being thorough in your research.
- Collaborating well with others, knowing that better solutions come from working together.
What you need to have:
- Bachelor's degree in Computer Science (or related field)
- A passion for system design problems, exposure to various tech frameworks
- Experience with React Js, React Native, JavaScript including DOM Manipulation, and JavaScript object model.
- Should have a crystal understanding of App architecture and how React Native interacts with the native layers for iOS and Android respectively
- Familiarity in using Hooks for functional components with state, PureComponents.
- Hands-on experience in using State Management Libraries (Mainly Redux).
- Understanding React Native internals, memory profiling, and performance improvements of the application.
- Experience with building projects in Gradle (Android Studio) or xCode with iOS.
- Create Energy - Insatiably curious.
- Experience in Agile/ SCRUM methodology and modern tools like Jira, Slack, GitHub, etc

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About the role
Our UX is a key differentiator. We invest heavily in UI, aiming for a snappy and intuitive experience. We believe in Product-Led Growth, which holds that even enterprise adoption of software tools begins with individual users. The key to achieving this is creating a user experience that prompts customers to respond quickly. We are investing in amazing UX at every touchpoint: website, help docs, dev docs, community, contacting support, asking sales for a demo, etc. This work is high-impact as it affects not only the immediate business goals of driving sign-ups but will have a long-lasting impact on our brand.
About the role
Our UX is a key differentiator. We invest heavily in UI, aiming for a snappy and intuitive experience. We believe in Product-Led Growth, which holds that even enterprise adoption of software tools begins with individual users. The key to achieving this is creating a user experience that prompts customers to respond quickly. We are investing in amazing UX at every touchpoint: website, help docs, dev docs, community, contacting support, asking sales for a demo, etc. This work is high-impact as it affects not only the immediate business goals of driving sign-ups but will have a long-lasting impact on our brand.
What it means to be an early engineer
Being part of the founding team, you will have the opportunity to shape the future of sustainable energy. Together, we’re going to face the hardest technical challenges this journey has to offer head-on. As the team grows, you’ll be the battle-hardened expert that everyone looks to for guidance. Your role will be pivotal in building a mission-critical analytics platform that encompasses predictive ML models, real-time analytics, and user-friendly dashboards.
As a Frontend Engineer, here’s what you’ll be doing
- Develop our web applications using React, Redux, Next.js, HTML, CSS
- Build scalable and interactive data visualization components for complex analytics
- Integrate external tools for product analytics
- Create and execute test plans and test cases ensuring high-quality user experiences
- Quickly develop proof of concepts (POCs) for new features or product ideas
- Regularly update and maintain website content and assets
We are excited about you because you have:
- Proven 4+ years of experience as a Frontend Developer with a strong portfolio of web applications developed using React, Next.js, and other similar technologies
- Strong understanding of HTML and various CSS Frameworks
- Familiarity with integrating advanced charting libraries, maps, calendars, and other third-party components into web applications
- Proven expertise in handling browser components DOM, Cookie, Session etc
- Proficiency in frontend testing methodologies for flawless user experience and optimizing web application performance
- Good understanding of website management and maintenance, SEO, CMS, etc.
You’ll be a great fit if:
- You have 4+ experience in building frontend applications
- Previously worked in a startup environment and have a high degree of ownership and appetite for ambiguity
- Like being a part of a high-performing team focussed on fast-paced execution at the same time detail-oriented
- A relentless desire to solve customer problems and chase down answers
Why choose Our Client?
We're the leader in battery analytics and are backed by prominent investors like YC. Today, we're the only company single-mindedly focused on enabling the world's transition to electric vehicles. We are among the most innovative companies that use data to uncover insights about electric vehicles and batteries. More importantly, you will have the opportunity to implement your tech skills to solve real-world issues like climate change. Let's do something great together.
Why choose Our Client?

· JavaScript, Typescript
· Any UI Framework (web components) - primarily React.js
· Rxjs
· State Management frameworks - redux
· Design Patterns
· Jest / WTR for testing
· Playwright, cypress - functional tests (good to have)

Job Description
- Should be proficient with core object oriented JavaScript
- Ability to build full stack application using React/Node/Mongo or any other DB
- React Js
- Redux
- Bootstrap & Responsive design concept with HTML5/CSS3 ideas
- npm/nvm concept and hands on experience on usage
- Git as version control tool
- Clear idea of REST API and ability to read API docs and integrate independently
About Senrya Technologies Pvt.Ltd. –
We are a full-stack avant-garde product organization with its roots in East India (Kolkata) and expanse in North East, Maharashtra, Gurgaon, Karnataka and has made Kolkata from backwaters of IT to a live-wire hub of innovation. We blend innovation and next-gen technologies with rich experience of more than a decade and undaunted ambition with the primary objective to build highly scalable solutions that will impact a billion lives.
Senrysa group of companies includes three business verticals that contribute to our success story - Fintech, Retailtech, Healthtech. The growth trajectory of Senrysa has been 100% every passing year.
Fintech - We are one of the leading Fintech organization in financial inclusion with innovative ICT solutions. Senrysa Technologies was an early adopter of the India Stack and has pioneered the Aadhaar Enabled Payment System under the flagship of the business correspondent model for masses and has acquired more than 30 million customers till date under this initiative. We take pride in been granted RuPay Certification from NPCI. Senrysa has diversified client base from Public Sector Bank, Private Bank, Regional Rural Bank to Co-operative Banks across India.
Retailtech - NDHGO is an AI-enabled B2B online ordering platform that empowers small and medium businesses to go online in less than a minute thereby offering unorganized retail players a level playing field to compete with organized aggregators. It will also enable them to sell and market their product offerings online with zero commission. We aim to develop a sustainable online ecosystem for the stores and make their presence digitally discernible and accelerate customer engagement with a mobile first approach and simplicity of adoption where retailers can list their products from the NDHGO Catalogue Builder and share the link to their store with customers through WhatsApp and trending Social Media. Please refer attached presentation for a quick overview.
Healthtech
Understanding the dire need for new practices and procedures and to ensure that quality and timely healthcare reaches every corner of India, we are into Healthcare. We are developing the most advanced IoT based telemedicine devices, this would advent smart health practices that would help improve quality, increase access and affordability.
Benefits:
Competitive Package
Esops
Retention Bonus
Joining Bonus
Relocation Bonus
Higly skilled team members with vast knowledge & expertise

WHO YOU ARE
To be successful in this role, you’ll need to have the following skills:
- Love for coding: A fanatic about writing beautiful and scalable code.
- Sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative and inventive.
- Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail, and are comfortable learning new technologies and systems.
- Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.
- Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact.
KEY QUALIFICATIONS
- BE/BTech in Computer Science or related field.
- Minimum 3+ years of UI/Frontend development and a strong understanding of building complex layouts using JavaScript, CSS and HTML.
KEY SKILLS
- Strong computer system analysis and design skills in current methodologies and patterns including vanilla JavaScript, some experience with ReactJS, Redux, React Native, Webpack, and Typescript or similar library/tools.
- Obsessed with WPO (Web Performance Optimization) and web/mobile performance analysis.
- Experienced with web standards and protocols such as HTTP, DNS, TCP/IP, and socket APIs in general.
- Familiar with web security, SEO, accessibility and internationalization.



JD:
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
Thorough understanding of React.js and its core principles
Experience with popular React.js workflows (such as Flux or Redux)
Familiarity with newer specifications of EcmaScript
Knowledge of isomorphic React is a plus
Familiarity with RESTful APIs
Knowledge of modern authorization mechanisms, such as JSON Web Token
Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
Ability to understand business requirements and translate them into technical requirements
A knack for benchmarking and optimization
Familiarity with code versioning tools such as Git

1. Working on front end development for the web apps.
2. Developing and designing the front end of the web portal




