Senior React JS Developer

React Frontend Developer Mobile Responsive UI & Testing

Location: Remote

Shift: EST hours

Company: ARDEM Incorporated

Position Overview:

ARDEM is seeking an experienced Frontend Developer to enhance our existing React-based loan amortization desktop application by extending it with full mobile responsiveness and comprehensive testing. This role focuses on adapting and optimizing the current web application for iPad and iPhone devices, ensuring a seamless and consistent user experience across all viewports without developing a separate mobile app.

Key Responsibilities:

• Extend existing React components using responsive CSS to ensure optimal usability on iPad and iPhone devices.
• Adapt complex financial data tables and interactive interfaces for touch-friendly mobile interaction while preserving full desktop functionality.
• Implement progressive enhancement techniques to scale features effectively across varying device sizes.
• Identify and resolve edge cases in the data transformation pipeline and improve application robustness.
• Develop comprehensive technical test cases to validate component behavior, data flow, and API integrations.
• Debug and resolve CSS layout and rendering issues across devices, screen sizes, and orientations.
• Collaborate with backend and QA teams to ensure high-quality, stable, and performant releases.

Required Skills & Experience:

• Strong proficiency in React, JavaScript (ES6+), and modern CSS (Flexbox, Grid, media queries).
• Proven experience extending existing codebases to add responsive functionality (not limited to greenfield development).
• Experience building and optimizing financial or data-intensive web applications for responsiveness.
• Solid understanding of progressive enhancement and adaptive design patterns.
• Expertise in unit testing, integration testing, and writing detailed test documentation.
• Hands-on experience with Zustand or similar state management libraries.
• Familiarity with service-layer architectures and data transformation workflows.

Tech Stack:

• Frontend: React (functional components, hooks), Zustand (state management), TanStack Table (React Table)
• Backend: Node.js / Python APIs
• Architecture: Desktop-first application to be extended for mobile

Nice to Have:

• Experience working on financial or loan management applications.
• Familiarity with Salesforce API integrations.
• Understanding of web accessibility standards (WCAG).
• Experience optimizing large datasets or data tables for mobile devices.

Deliverables:

• Responsive enhancements for existing desktop components.
• Mobile-optimized layouts that extend, not replace, desktop functionality.
• Comprehensive test suite with fully documented test cases.
• Strengthened code architecture and error handling.
• Detailed technical documentation outlining the mobile optimization strategy.
• 
  

Additional Requirements

This opportunity enhances your work life balance with allowance for remote work. To be successful your computer hardware and internet must meet these minimum requirements:

1. Laptop or Desktop:

• Operating System: Windows
• Screen Size: 14 Inches
• Screen Resolution: FHD
• Processor: I5 or higher
• RAM: Minimum 8GB (Must)
• Type: Windows Laptop
• Software: AnyDesk
• Internet Speed: 100 MBPS or higher

Role: Full Stack Developer

Industry Type: BPM / BPO

Department: Engineering - Software & QA

Employment Type: Full Time, Permanent

Role Category: Software Development

Education

UG: B.Tech/B.E. in Computers

We at FindingPi Pvt Ltd. are looking for a Senior Frontend Developer(ReactJS) who will be responsible for developing high-quality applications and must understand business requirements and translate them into technical requirements. Also, help the team to grow and enhance their skills.

The ideal candidate should be passionate about coding and should be up for some pretty smart brainstorming. From time to time, you would be working on certain projects as team leads as well.

Roles and responsibilities:

• Developing new user-facing features using ReactJS.
• Building highly responsive, reusable user interface components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• Writing automated unit tests
• Proficiency with agile development methodologies
• Documenting application changes and developing updates.

We are looking for someone who possesses:

• 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
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• 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, especially Github.

Must-Have

• 3 - 5 Years of experience.
• Frontend experience with ReactJs and Node.
•  

Job Location: Shivaji Nagar, Pune

Final CTC will be based on your last drawn salary, experience, and performance in the interview.

Company Background:

Founded in 2016, they are one of the leading online scheduling software companies in the world, with over 200,000 customers globally. They are a profitable, high-growth bootstrapped platform-as-a-product company with 50+ team members looking to grow to $50M in revenue in the next 3 years. 

Loction: Remote (Expenses paid quarterly travel to Head Office)

About this job 

We are looking for a Senior Software Engineer with 5+ years of experience in Angular and frontend application development. You will work with a team of problem solvers working collaboratively to build custom solutions. If you are excited to learn new things and thrive in a team-based culture, and if you are looking for hyper-growth in your career then this could be a place for you! 

What will you do 

- Work with the team to break user stories into tasks and delegate them to the team members. 

- Write code that meets standard and delivery guidelines. 

- Mentor other engineers on the team to develop high-quality software (including the use of static analysis tools, Testing frameworks, and code reviews) 

- Analyze solutions and help implement engineering best practices. 

- Work with Project Managers for timely delivery and forecast. 

- Lead and mentor junior engineers on technical issues. Perform blameless RCAs when issues occur and take ownership to resolve issues. 

- Work closely with backend engineers, DevOps, and QA teams for seamless delivery.

What you should have 

- Strong experience with front-end technologies including Angular, Javascript and gRPC, RESTful APIs, etc 

- Ability to write efficient, secure, well-documented, and clean code 

- Proven ability to work with multiple teams, multitask and prioritize. 

- Experience with Git, JIRA, and Agile working methodology 

Benefits 

- Competitive compensation 

- A chance to work and contribute to company's low-code platform which is soon to be open-source. 

- Endless career opportunities and multiple paths for career development - Paid parental and maternity leave 

- Hospitalization, health, and life insurance, and accident coverage 

- Flexible hours 

- Remote working flexibility 

- Transparency and visibility throughout a fast-paced, successful growth organization 

So what happens next? 

Once we receive your application our recruitment team will go through it personally and will set up a chat to know more about your experience and interests. If we think you could be a good addition to our company, we will connect you to our team including managers so you can learn more about the life at the company and your responsibilities. We always try to give candidates a smooth onboarding experience.

Work Timings: 1:30 PM to 10:30 PM IST

Location: Noida/Delhi NCR/Mumbai

Qualifications: B Tech / MCA or Higher

Experience: 2-7 Years

IMMEDIATE JOINERS & SERVNG NOTICE PERIOD CANDIDATES ARE PREFFERED.

NextGen Invent (“NGI”) is a leading global professional services company that specializes in providing strategy, technology, operations, and data management services. NGI has always been at the forefront in providing solutions using disruptive technologies such as Big Data Analytics, Blockchain, IOT, Artificial Intelligence and Augmented Reality. Our in-depth Industry knowledge, specialized technical expertise, unmatched data science experience, and global delivery network along with our “Customer first” policy has allowed us to grow via word of mouth. Our clients are fortune 500 companies to start-ups with innovative ideas. Regardless of technology, we can be your trusted technology partner who can solve your business problems. NGI is Microsoft gold certified partner, AWS consulting partner and IBM Registered Partner.

For more updated information,

please follow-us on https://www.linkedin.com/company/nextgen-invent-corporation." target="_blank">https://www.linkedin.com/company/nextgen-invent-corporation.

Headquartered: New York, USA

KEY RESPONSIBILITIES:

You'll be expected to own projects from start-to-finish. We are looking for passionate Web Engineers who appreciates good engineering and user experience. The person should be enthusiastic about maintaining a clean codebase and possess a passion for pushing web technologies to the limits to design and build exceptional products.

§ Work closely with design, product management, and development teams to create elegant, usable, responsive, and interactive interfaces across multiple devices.

§ Turning UI/UX designs into prototypes, creating awesome interactions from designs, writing reusable components and maintainability of the code.

§ Demonstrates excellent problem solving & debugging skills.

§ An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.

§ Write unit and integration tests to improve and maintain high code coverage.

Skills, Knowledge, Experience:

• Excellent programming skills in JavaScript

• Experience with expertise in designing and implementing high-performance web applications

• Expert in SPA Frameworks React JS

• Solid understanding and demonstrated ability of creating self-contained, reusable, and testable modules and components.

• Solid understanding of HTML5, CSS3 and cross-browser compatibility issues.

• Solid understanding of CSS box model and flex layouts.

• Proficient in SASS.

• Experience with REST APIs, Node JS/.Net Web API/Golang is a plus.

• Experience with the entire Software Development Life Cycle (SDLC)

• Experience with unit testing & Test-Driven Development (TDD) with various test frameworks (like Jasmine, Karma, Protractor).

• Experience in optimizing the application for performance and scalability.

• Experience in state management using Akita and cross-browser support.

• Experience with Git.

• Experience with DevOps tools for CI/CD

• Working with USA or European clients is a plus.

• Experience working with multi-vendor, multi-culture, distributed offshore and onshore development teams in dynamic and complex environment.

• Must have excellent written and verbal communication skills.

● 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 as well as HTML and CSS

● Experience with data structure libraries (e.g., Immutable.js)

● Working knowledge and integration knowledge with RESTful APIs

● Knowlegde of websockets implementation is a must.

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

● Familiarity with modern front-end build pipelines and tools

● 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}

● Added advantages if you have working knowledge of AWS

Responsibilities:

• Works as part of a team to continually refresh and enhance our users’ web experiences using an Agile Development Methodology. 

• Build and ship features with an understanding of Javascript, CSS and HTML best practices.

• Coordinate with back-end engineers to provide a cohesive experience.

Must-Have:

• 2+ years of extensive exposure in developing web applications using the latest front-end technologies

• Expertise in the following area:

• HTML5, CSS3, JavaScript and JS frameworks, such as jQuery,

• Responsive & Adaptive web design

• CSS frameworks like SASS/LESS

• Able to work both independently and in a team environment.

• Adequate knowledge of Version Control Systems like Git

Mandatory Skills to have:

• Drupal Must-Have:

• Prior hands-on experience with Drupal Projects.

JavaScript

- ReactJS

- Redux-Saga

- ES6 (or TypeScript) syntax

- Good problem-solving

- Good debugging

Good to have :

- TypeScript experience

- Material UI experience

- JEST knowledge

- Git and Github/Gitlab/Bitbucket experience

At Spoonshot, we are building one of a kind SaaS tools for the F & B industry, the product you will develop is used by some of the largest food companies in the world. We are looking for programmers with a keen eye for design for the position of Front End Developer. Frontend Developers are responsible for ensuring the alignment of web design and user experience requirements, optimizing web pages for maximum efficiency and maintaining brand consistency across all web pages, among other duties.

An ideal candidate would be one who has a minimum of 2 years experience in designing and delivering high performing and pixel perfect frontend applications, who has passion for startups and can work independently under tight deadlines.

Your responsibilities will include:

• Reviewing application requirements and interface designs.
• Developing and implementing highly-responsive user interface components using React concepts
• Implementing web-based user interactions.
• Writing application interface codes using JavaScript following React JS workflows.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Optimising web pages for maximum speed and scalability.
• Work alongside with product engineering, designer and product manager. Ensure all elements on web creation are consistent.

Job Skills:

• Excellent communication and interpersonal skills.
• Understanding of software engineering practices and key design principles.
• At least one progress web app developed by you must be live.
• Proficiency with HTML, CSS, JavaScript and jQuery.
• Understanding of server-side CSS.
• Experience with responsive and adaptive design.
• Eye for details in UX/UI.
• Experience with optimising SEO of websites and webapps.
• In-depth knowledge and passion for JavaScript, CSS, HTML and front-end languages
• Expertise in React tools including Web pack, Enzyme, Redux, and Flux.