React.js Developer

Company

Stackera is a leading Fintech Development Services company located in Pune. We are dedicated to delivering quality and innovative solutions to our clients with seamless service.

About the Role

We are looking for a Frontend Developer who is highly skilled in Next.js and modern JavaScript frameworks to join our frontend engineering team. This role is ideal for someone who is passionate about building user-friendly interfaces that are fast, responsive, and scalable.

You’ll be working on high-impact fintech products that require both technical excellence and creative thinking. Your work will directly influence user experience and engagement across a range of web applications, including financial dashboards, analytics platforms, and client portals.

What You’ll Do

• Design, develop, and maintain modern web applications using Next.js, React.js, and associated technologies.
• Collaborate with cross-functional teams including backend developers, UI/UX designers, and product owners.
• Translate UI/UX design wireframes into high-quality code with pixel-perfect accuracy.
• Build responsive, accessible, and cross-browser compatible components.
• Optimize application performance for speed, scalability, and usability.
• Integrate front-end logic with RESTful APIs and real-time systems (e.g., WebSockets).
• Write clean, reusable code and maintain clear documentation.
• Participate in sprint planning, daily stand-ups, and code reviews to ensure continuous improvement.
• Ensure security best practices in frontend implementation.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of hands-on experience in frontend development using Next.js and React.js.
• Proficient in Redux, Hooks, Context API, and component-based architecture.
• Solid understanding of HTML5, CSS3, JavaScript (ES6+), and responsive design principles.
• Experience building high-performance web applications with real-time data updates.
• Familiarity with frontend testing frameworks like Jest, Cypress, or similar.
• Ability to work in an agile environment with CI/CD processes.

Preferred (Good to Have)

• Exposure to Web3 technologies
• Experience with Ethereum, Solana, or other blockchain ecosystems.
• Understanding of containerized deployment using Docker.
• Familiarity with CI/CD tools like GitHub Actions, Jenkins, or GitLab CI.

What We Offer

• A collaborative and supportive team environment
• Exposure to cutting-edge projects in fintech and emerging tech
• Freedom to innovate and bring ideas to life
• Competitive compensation and performance-based growth
• Flexible work hours and focus on work-life balance

Requirements

Must have 1.5 years of experience in front end development in 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 30 fps at all times

Thorough understanding of the responsibility 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 in to technical requirements

Roles and responsibilities

Delivering a complete front end application

Ensuring high performance on mobile and desktop

Writing tested, idiomatic and documented Javascript, HTML, CSS

Co-ordinating the workflow between graphic designer, HTML coder and yourself

Cooperating with the back end developer in the process of building restful API

Communicating with external webservices

Ensure high quality graphic standards and high consistency

Stay up to date on emerging technologies

Write functional requirement documents and guides

Must have skills (Angular 6, CSS, HTML, Javascript (ES5 and ES6), rest ful API, Product company / startup experience)

● 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

Senior UI Developer

Role Objectives 

• Participate in complex design and software development tasks within schedule, task, and quality guidelines set in conjunction with the Senior Platform Specialists and Platform Architect
• Hands-on development and implementation of solutions including configuration of platform components and custom development
• Tasks associated with testing and documentation of solution implemented 

 Also

• Must be capable of coding and unit testing their code

• Team player with good interpersonal skills

• Should have strong analytical skills
• Good communication skills
• Handlinh several priorities and delivering results in time in a high-pressure, dynamic environment.

PRIMARY RESPONSIBILITIES :-

• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of Angular and its components.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Good project management skills.

SECONDARY RESPONSIBILITIES :-

• Ability to work independently and take ownership of the project.
• Should be capable to work in a team.
• Must have strong communication skills.
• Should be enthusiasts and able to take challenge.

Role and Responsibilities

• Making technology work for small holder farmers is the primary function of this team, the individual joining this team should be self-driven towards creating impact.
• A keen listener and has a pro-active approach to problem solving.
• Should understand the role of digital transformation in a company’s journey.
• An individual who follows technological advancements closely and thinks of new and innovative use cases that such technology can solve.
• Having previous experience in product management and/or platform development projects is a plus.
• Knowledge of software development life cycle and software configuration management tools preferred.
• The candidate should demonstrate high bias-for-action and should drive results that matter to the function and to the entire organisation.
• Build from ground up, a scalable server infrastructure and client applications.
• Design, develop and deploy features and consume APIs with high quality standards.
• Manage the infrastructure hosted in the cloud.
• Contribute significantly in reviewing code, design & test-cases authored by peers.

Qualifications and Education Requirements

• 2-6 years experience of design and development experience building scalable & distributed systems.
• Bachelor’s or Master’s degree in Engineering from reputed institutes.

SKILLS

• Agile Project Management
• Software Development Life Cycle and Software Configuration Management
• Excellent coding, debugging skills.
• Hands-on experience on the following tech stacks:
  ReactJs, NodeJs, TypeScript, PostgresSQL/MongoDB, Nginx, Pm2, Redis, Bootstrap, CSS
• Knowledge of Microservices and REST APIs.
• Must have: Experience with managing server infra in hybrid cloud AWS & GCP.
• Must Have: Very good understanding of OOPS and design patterns.
• Nice to have: Hands-on-experience with analytics using ELK stack/ Mixpanel.

 Job Title: Urgent opening - Web/front-end React.JS/Vue.JS  Developer 

Job Location: Baner, Pune 

Experience: 2 to 6 years 

Notice Period: 1 Month or Less  

Annual CTC: 400000 - 1500000 INR 

Skills: HTML5, CSS3, AJAX/JavaScript/JQuery, Bootstrap, Angular JS/ Rect.JS/ Vue.js, Bit-bucket, Git /GitHub 

Technical Requirements: 

• Technical know-how from both coding & design perspective - Bootstrap grid, Material design guidelines, HTML5, CSS3, JS, etc 
    
• In depth expertise and hands on experience with Front End Development technologies like Angular, Bootstrap and React.Js / Vue.Js etc. 
    
• In depth expertise and hands on experience with Designing Web Applications using programming languages such as HTML5, CSS3, JS, JQuery and API’s.  
    
• Strong understanding of UI requirements, cross-browser compatibility requirements, general web functions and other standards. 
    
• Experience with basic Architectures like MVC and MVVM 

• Comfort in working in short, agile, iterative development cycles 
   

Roles and Responsibilities: 

•  The candidate should take ownership of the assigned work from both UI and backend development standpoint. 
    
• The candidate should be able to understand client requirements and come back with Design as well as Technical specs and should be able to estimate requirements at lower level. 
    

• Should be able to visualize and create wireframes, storyboards, user flows, process flows and logic diagrams to communicate interaction and design ideas. 
    
• Should experiment on upcoming trends on coding, designing and implementing it during development. 
    
• Should have seamless and fluent communication, learning attitude and analytical nature. 
    
• Should be a problem solver with an attitude to contribute towards the success of Team/Project as well as organisation. 
    
• Should be able to guide other members in the team 
    
• Should take initiatives to improve code quality standards and team efficiency. 
    
• Should be able to Participate in the requirements gathering and come up with efficient solutions 
    
• Should be able to Efficiently estimate on high and low level along with assessing risk items 
   

Responsibilities

• 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

Skills and Qualifications

• Proficiency with JavaScript and HTML5
• Professional, precise communication skills
• Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
• Creating self-contained, reusable, and testable modules and components
• Ensuring a clear dependency chain, in regard to the app logic as well as the file system
• Ability to provide SEO solutions for single page apps
• Extensive knowledge of CSS and JS methods for providing performant visual effects and keeping the framerate 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
• Validating user actions on the client side and providing responsive feedback
• Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
• Creating custom, general use modules and components which extend the elements and modules of core AngularJS
• Experience with all levels of operation available to the front-end, such as from creating XHRs in vanilla JS to using a custom wrapper around $resource
• Experience with building the infrastructure for serving the front-end app and assets
• Architecting and automating the build process for production, using task runners or scripts
• Documenting the code inline using JSDoc or other conventions
• Writing extensive unit tests using automated TDD tasks
• Creating e2e test suites for all components, and running them with Protractor (or a well reasoned alternative)
• Creating configuration, build, and test scripts for Continuous Integration environments