Reactjs Developer

Job Title: Associate Frontend Engineer

Job Summary:

We are looking for a passionate and motivated Associate Frontend Engineer with 1 to 2 years of experience to join our product engineering team. In this role, you will work closely with experienced developers and designers to build seamless, performant, and user-friendly interfaces using modern JavaScript frameworks. You’ll gain hands-on experience in building production-ready web applications and learn how to deliver high-quality UI at scale.

This opportunity is ideal for individuals who are early in their careers and eager to grow through real-world development, mentorship, and continuous learning.

Website: https://www.thealteroffice.com/about

Key Responsibilities:

• Assist in developing and maintaining responsive, accessible, and performant web user interfaces.
• Work with modern JavaScript frameworks/libraries such as React, Vue, or Angular to build modular, reusable components.
• Translate UI/UX designs from tools like Figma into pixel-perfect, production-quality code.
• Write clean, maintainable, and well-documented HTML, CSS, and JavaScript (ES6+).
• Collaborate with product managers, backend engineers, and designers to deliver complete, integrated features.
• Learn and apply best practices in state management, component-driven development, and API integration.
• Participate in code reviews, understand and follow design systems, and contribute to a culture of code quality.
• Debug and resolve cross-browser, cross-device, and performance-related UI issues.
• Use tools such as Git, CI/CD pipelines, and frontend build tools (e.g., Webpack, Vite) as part of your daily workflow.
• Begin working with TypeScript, Tailwind CSS, and popular UI libraries (e.g., Material UI, Bootstrap) to enhance development efficiency and consistency.
• Follow accessibility guidelines and responsive design principles, ensuring your UI works for all users.
• Gain exposure to linting tools, formatters, testing libraries (unit/integration/e2e), and performance profiling using browser dev tools.

Requirements:

• 1 to 2 years of experience in frontend development through internships, academic projects, freelance work, or personal side projects.
• Solid understanding of HTML, CSS, and JavaScript (ES6+) fundamentals.
• Familiarity with at least one modern JavaScript framework (React, Vue, Angular).
• Understanding of version control systems like Git and ability to collaborate in a team-oriented development workflow.
• Willingness to learn and apply best practices in UI performance, security, accessibility, and maintainability.
• Strong problem-solving abilities, attention to detail, and eagerness to grow through mentorship and feedback.
• Effective communication skills and ability to work in a fast-paced, agile team environment.

About Our Client

Our client is a Currency Exchange in India. Built with user experience and security in mind, Our Client provides instant fiat to crypto conversions with zero fees, so that users can have access to a diverse suite of financial products and services that are backed by industry-leading security processes and insurance protection. Our Client aims to be the global gateway to cryptocurrencies. Its proprietary liquidity aggregation model provides its users with access to liquidity from leading global crypto exchanges. Our Client is recognized and awarded for its contribution to the Indian emerging tech space.

Why Our Client?

Cryptocurrency Traders are looking for a strong global platform that can help them trade faster, better and smarter. We are building a platform that can solve their needs. The opportunity is big, and the journey is tough. Now that’s a challenge that needs to be addressed. You do that. You are phenomenal in solving these complex challenges. You help our team do more.


As a Front End Developer - Angular, you do all of the above and more. You make a difference.

What will I do?

• Delivering a complete front end application
  • Ensuring high performance on mobile and desktop
  • Writing tested, idiomatic, and documented JavaScript, HTML, and CSS
  • Coordinating the workflow between the graphic designer, the HTML coder, and yourself
  • Cooperating with the back-end developer in the process of building the RESTful API
  • Communicating with external web services
  • Ensure high-quality graphic standards and brand consistency
  • Stay up-to-date on emerging technologies
  • Write functional requirement documents and guides

What skills should I have?

- Must have 7+ years of experience in frontend development with an internet startup.
- Deep knowledge of Angular practices and commonly used modules based on extensive work experience
- Proficiency with JavaScript and HTML5
- Extensive knowledge of CSS and JS methods for providing performance visual effects and keeping the frame rate above 30fps at all times
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Creating custom, general use modules and components which extend the elements and modules of core Angular
- Ability to understand business requirements and translate them into technical requirements

- To analysis business requirements, prepare design and implementation recommendations and estimate development effort

-  Collaborate with cross-functional teams to define, design, and ship new features
- Lead or participate in design reviews, code reviews and architecture evolution discussions
- Unit-test code for robustness, including edge cases, usability, and general reliability
- Work on bug fixing and improving application performance
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Skills Required :

- Experienced with front end programming language with React JS.
- 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).
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Familiarity with modern front-end build pipelines and tools.
- Familiarity with code versioning tools (such as Git, SVN, ).
- Candidates with Good communication Skills.

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

Job Type: Full-time

Salary Offer: 3L PA - 5.4L PA

Job Location: Remote for 6-12 months due to the pandemic, then Mumbai, Maharashtra

Required experience:

1-2 years and above experience in developing frontend UIs using HTML5, CSS, Javascript with ReactJS. Candidate must have experience with data binding and state management (Redux/MobX)

Key Skills required :

1. Proficiency in HTML5 development

2. Proficiency in CSS Frameworks like Bootstrap ⅘

3. Strong understanding of Javascript

4. Hands on experience in building and implementing UIs in ReactJs including experience in building components, observables, state management and data binding

5. Strong expertise in building Responsive Websites

6. Experience fixing performance issues using tools like GTMetrix and Pagespeed Insights

7. Working experience in maintaining code versioning by committing to Git repositories

KRAs includes :

1. Understanding the scope of work and arriving at timelines

2. Frontend UI development using Reactjs, HTML5, Javascript and CSS

3. Implementing media queries and following Responsive Web Design principles for responsive websites

4. Implementing state management, databinding and mocking APIs

5. Unit testing prepared web applications and HTML pages

6. Coordinating with the testers to resolve any bugs

7. Reporting on daily and weekly progress

8. Optimization and performance tuning of code

• Looking for an expert JavaScript developer who is highly skilled with Vue.js and Vuex(redux).
• Someone with the ability to create testable, reusable, and scalable code.
• Someone very good at understanding requirements and developing services & features quickly.
• Good communication skills & team player, who engages with all stakeholders of the project to add clarity for all aspects of the ongoing software development project.

Your responsibilities will include:

• Collaborate with project stakeholders, gather requirements, and develop the UI application.
• Create reusable, effective, and scalable VueJs Code.
• Implement front-end components with Vue.js and Vuex(redux) framework.
• Ensure developing robust, secure, modular, and maintainable code.
• Translate technical requirements into code.
• Build responsive UI screens with cross-browser & cross-platform support.
• Test and update web applications.

Key Requirements :

• Degree in Computer Science, Engineering or a related field.
• Highly proficient with the JavaScript language and its modern ES6+ syntax and features.
• Experience with the Vue.js ecosystem, including Vue CLI, Vuex, Vue Router, and Nuxt.js
• Should be having strong knowledge in HTML, HTML DOM, Bootstrap, Stylus, Sass, Less, CSS, and npm for builds.
• Good problem solving, decision making, and prioritization

In this role you will

• Be a part of a small UI team and will work closely with the UXdesigner and product manager to shape the product design.
• Build web UI components for a cloud-native SaaS product.
• Drive clear requirements for the backend APIs working closely withthe backend engineers.
• Focus on quality and velocity by developing appropriate tests.

Requirements

• Highly motivated self-starter with a builder’s mindset.
• 5+ years of web UI development experience.
• Highly skilled in JavaScript, HTML and CSS.
• Deep knowledge and experience of REST APIs.

Preferred: experience with frameworks such as React

Preferred: full stack development experience