ExtJS Developer
at One of the leading product-based companies in India.
Mandatory Skills
- Very strong hands on experience of web technologies: - HTML JavaScript, HTML5/CSS3,
- 3 + years of UI Development Experience
- Has implemented coding patterns and built UIframework
- Cross browsers support/experience and knowledge of DOM manipulation on different browsers
- Performance enhancements on web page load and execution
- Experience with tools like Firebug.
- Basics knowledge on Ajax, jsp etc.
- Experience in Adobe Photoshop & Adobe Dreamweaver to mock up UIelements.
- Knowledge in any prototyping tools.
- Use responsive web design to create applications that automatically conform to multiple screen sizes/devices.
- Conduct usability testing to identify and fix UIissues
- Familiar with popular UIlibraries like Sencha, AngularJS, ExtJS & JQuery
- Collaborate with business analyst to discuss user interface requirements and brainstorm UIideas.
Job roles and Responsibilities:
- Ability to develop UIframework on JavaScript and CSS which confines to requirement of Solutions.
- Ability to work on cross browser compatibility
- Develop reusable components.
- Work closely with other developers in the team

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What you'll do:
· Perform complex application programming activities with an emphasis on mobile development: Angular, ionic, Node, TypeScript, JavaScript, Apache Cordova, RESTful APIs and more
· Assist in the definition of system architecture and detailed solution design that are scalable and extensible
· Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible
· Own the quality of code and do your own testing. Automate feature testing and contribute UI testing framework
· Become a subject matter expert for our mobile applications
· Deliver amazing solutions to production that knock everyone’s socks off
· Mentor junior developers on the team
What we’re looking for:
· Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.
· A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.
· A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.
· Confidence, not ego. You have an ability to collaborate with others and see all sides of the coin to come to the best solution for everyone.
· Flexible and willing to accept change in priorities, as necessary
Preferred Qualifications:
· Proficient with Apache Cordova framework
· Built or maintained custom Cordova plugin
· Demonstrable knowledge of native coding background in iOS
· Understanding of Apple certificate and profile management
· Experience developing and deploying applications within Kubernetes based containers
· Experience in Agile and SCRUM development techniques
About the firm:
Sustainability lies at the core of Stantech AI, our vision is to empower organizations to derive actionable insights: effecting a smarter way of working. We operate on the premise that each firm is unique and as such requires its own idiosyncratic solutions. Putting this principle into practice, we deliver tailor made solutions to digitalize, optimize, and strategize fundamental processes underpinning organizations. For more information, please refer to our website:
www.stantech.ai.
Position Overview
We are seeking a Senior Frontend Engineer with extensive experience in React.js and Redux. The ideal candidate is well-versed in modern frontend best practices, has a deep understanding of state management, and is passionate about delivering high-quality, scalable software. In this role, you will collaborate with cross-functional teams to design, develop, and maintain user-facing features that enhance our platform and deliver an exceptional user experience.
Key Responsibilities
- Architect & Develop: Lead the design and implementation of complex React.js applications with a strong emphasis on Redux for state management.
- Code Quality & Reviews: Write clean, maintainable, and testable code. Conduct peer code reviews and enforce best practices across the frontend team.
- Performance Optimization: Identify and troubleshoot performance bottlenecks; implement optimizations to ensure fast, responsive user experiences.
- Collaboration: Work closely with product managers, designers, and backend engineers to define technical solutions, estimate project timelines, and deliver high-quality features.
- Technical Leadership: Provide guidance and mentorship to junior engineers, helping them grow their skills in React, Redux, and modern frontend technologies.
- Process Improvement: Contribute to continuous improvements in our frontend development process, coding standards, testing practices, and deployment pipelines.
Qualifications
- React.js Expertise: 3+ years of professional experience in building complex, high-scale React.js applications.
- Redux Mastery: Proven track record of architecting and maintaining global state management solutions using Redux.
- JavaScript & ES6+: Strong command of modern JavaScript (ES6+), along with a solid understanding of HTML and CSS.
- Frontend Best Practices: In-depth knowledge of performance optimization, cross-browser compatibility, and responsive design.
- Testing & Tooling: Hands-on experience with Jest, React Testing Library, or similar frameworks. Familiarity with build tools like Webpack, Babel, and NPM/Yarn.
- Version Control: Proficient with Git and branching strategies in collaborative environments.
Financial Package
- Rs. 10–20 Lakhs per annum, contingent on work experience
If you are a passionate Senior Frontend Engineer with expertise in React JS and are looking to join a forward-thinking technology firm, we would love to hear from you.
- We are looking for candidates who have good programming skills. Strong on data structures, algorithms, understand time space complexity, able to come up with multiple solutions and then arrive at most optimized one keeping in mind customer requirements. Should also be well aware of OO concepts. If he / she has a strong background on these areas ( in any programming language),
- Next the candidate should have worked on JS with good hands on experience in a few projects mainly in backend development like making api calls, handling exception, models, data transformations, controllers etc.
- The last would be having some experience in any one of react.js/ node.js or even angular.js since some of these are being used in the current project.
- Prefer candidates with Angular (ver 8+), react.js (ver 16+), Node (Ver 14+) and extremely good in JavaScript, HTML & CSS
- Experience : 3-6 years relevant
Who are we?
With millions of transactions each month, Animall is one of the world’s fastest growing agritech companies. We continue to re-imagine and re-engineer the dairy ecosystem in India, and each team member will have significant ownership of the key components that go into this mission!
Till now, Animall has primarily focused on building a peer-to-peer cattle trading platform and the journey of Animall has been very encouraging and promising - we have reached more than 5 million dairy farmers within a short span of 1.5 years. More than 300,000 cattle have been sold through Animall which amounts to 4000 Crore Rs of GTV and is now at a monthly run rate of 320 Crore Rs GTV.
Our dairy farmers have rated us 4.6 out of 5 and 60% of our dairy farmers refer Animall to at least one friend on a monthly basis.
How will you succeed?
- Passion for building high-impact, well-performing user experiences
- Independent, proactive, and able to deliver production-ready code with minimal guidance
- Great communication and collaboration skills working cross-functionally with other engineers, product managers, and designers
- Mentor and train other team members on design techniques, and coding standards.
- Live and grow the Animall https://www.notion.so/Our-Culture-2ec96ec0e96b427b9187cc94cdd61b28">Culture
Who are we looking for?
- Proficient in HTML5, CSS3, and JavaScript with at-least 6 years of hands on experience.
- Familiarity with MVC & MVVM design patterns.
- Experience with modern https://reactjs.org/">React development using https://reactjs.org/docs/hooks-intro.html">Hooks & https://reactjs.org/docs/context.html">Context.
- Familiarity with Typescript and/or ES6 is a must.
- Familiarity with RESTful APIs
What we offer
- A fast paced environment to learn and grow. You’ll get opportunities to represent the company in events like Devoxx, Google Developer Days India etc.
- Very high autonomy; freedom to take risks, to experiment and to fail.You’ll collaborate with product managers and designers, data scientists and algorithm experts, even dairy farmers, to build exciting new features
- An opportunity to work on something that really matters. Check out the reviews for our app.
- Very high transparency.
- We pay top of market with excellent benefits
- Personal CFO Services with IndMoney.
- Employee assistance program- Counselling and consultation services for work and home- life topic
- Group medical insurance family floater for Employee, spouse and kids
About the Company
Peacock Engineering Ltd is a Gold-accredited IBM Premier Business Partner which has amassed over 300 person years of experience implementing business critical EAM (Enterprise Asset Management) solutions across a range of industries such as oil & gas, pharmaceuticals, utilities, facilities management, transport, and power generation.
Peacock Engineering Ltd specialise in providing consultancy services and support for the IBM Maximo EAM software product and maintain a pool of highly experienced and capable consultants fully conversant with IBM Maximo and its functionality, capabilities, and opportunities for customisation to meet business need.
Main Purpose:
Peacock Engineering’s Technical Services team is now looking for an experienced UI / Front End Developer who is proficient with React.js (16.8+) to join our international team of developers delivering innovative solutions to our major UK-based customers.
Your primary focus will be working on new user interface components which are modern, secure, performant, and easy to maintain - following well-known React.js workflows and recognised best practices.
You will coordinate with the rest of our multi-disciplined team working together on different layers of the solution architecture. A commitment to collaborative problem solving, sophisticated design, and delivering a high-quality product is essential.
Specific Responsibilities:
- Developing new user-facing features for our clients using React.js
- Translating functional requirements (User Stories/Tasks) and wireframes into high quality code with tests
- Working with architects, developers, and QA engineers to ensure that your work is testable, meets industry security standards and is written to deliver good performance/scalability.
- Perform application and solution development to meet project requirements.
- Develop and document detailed technical designs to meet business requirements.
- Manage multiple technical environments and support the development and testing processes.
- Identify areas of customization and optimization and provide solutions that meet the business requirements.
Skills & Personal Qualities – Required:
Experience working with the IBM Maximo software product within the following capacities:
- Tech. in Computer Science, Engineering or Business-related field and/or equivalent work experience.
- Thorough understanding of React.js and its core principles
- Minimum five (5) years of work experience in React application development.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Demonstrable expertise in software development in an Agile setting
- Ability to deliver well-tested code consistently in an Agile, CI/CD environment
- Experience with JavaScript Testing frameworks and principles (Jest preferable)
- Familiarity with newer specifications of ECMAScript
- Familiarity with RESTful APIs
- Knowledge of modern authentication/authorization mechanisms
- Familiarity with modern build pipelines and tools (Azure DevOps preferable)
- Experience with common front-end development tools such as Babel, Webpack/Parcel, NPM/Yarn, etc.
- Familiarity with Git
- Good time-management skills
- Great interpersonal and communication skills
- Good spoken & written English
Skills & Personal Qualities – Desired:
- To bring industry knowledge world class capabilities innovation and cutting-edge technology to our clients in the Resources industry to deliver business value.
- To work with leading Resources client’s major customers and suppliers to develop and execute projects and reliability strategies.
- To harness extensive knowledge combined with an integrated suite of methods people and assets to deliver sustainable long-term solution.
- IBM MobileFirst certification
- JAVA/ SQL Skills
Person Specification/Attributes:
- Professional and committed, with a disciplined approach to work.
- Motivated and driven by finding and providing solutions to problems.
- Polite, tactful, helpful, empathic nature, able to deliver to the needs of customers.
- Has respect for others and their views.
- Technology minded and focused, enthusiastic about technologies.
- Analytical, able to raise from the detail and see the bigger picture.
- Dedicated to continually updating and upgrading own knowledge.
- Carries a mind-set of continuous improvement, constantly looking for better and more efficient ways of doing things.
- Values quality at the centre of all things in work.
Due to considerable amounts of virtual working and interaction with colleagues and customers in different physical locations internationally, it is essential that the successful applicant has the drive and ethic to succeed working in small teams physically but in larger efforts virtually. Self-drive to communicate constantly using web collaboration and video conferencing is essential.
As an employee, you will be encouraged to continually develop your capability & attain certifications to reflect your growth as an individual.
- Developing new user-facing features using React.js
- Building reusable 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
FRONTEND ENGINEER
Nimbly is looking for an experienced frontend engineer with a passion for building quality user-facing applications. Join our growing engineering team and help build software that companies love!
What you will do here
- Develop user-facing features for our Mobile and Web applications
- Write reusable code and cover it with comprehensive unit tests and integration tests
- Optimize application design and code for performance and scalability
- Maintain build, test, and deployment automation pipelines
- Review technical feasibility of product features and UX designs and provide feedback
- Analyze product feature requirements with the team and decompose them into small, shippable units of work
- Collaborate cross-team with designers and back-end developers
- Transform design mockups and wireframes into code
- Share your knowledge and build best practices with team members
Frontend Engineer Requirements
- Bachelor’s degree in Computer Science or related field or equivalent work experience
- At least 3-6 years experience developing with ReactJS, ReactNative, preferably with TypeScript
- Excellent analytical skills and a keen eye for detail
- A deep knowledge of various software testing techniques and experience with test automation
- Excellent written and spoken communication skills
- Good organizational skills and a detail-oriented mindset
Our tech stack
We built our web application with ReactJS and our mobile apps with ReactNative, using Redux for front-end state management. Everything is written in TypeScript to take advantage of static typing and the preferred language semantics. We’re using Git (BitBucket) for source control and automated pipelines. Our designers use Figma for wireframing and mockups. We deploy to Google Cloud and use a combination of Google Cloud Functions, App Engine, Firebase, and MongoDB for our back-end.
What we’re looking for
As an ideal candidate, you have substantial previous experience with most of our tech stack and are a highly productive individual with excellent communication skills. You enjoy participating in all aspects of software development from requirements analysis to production deployments. You’re a stickler for good software design, set a high bar for quality, and lead by example in these areas.
Benefits at Nimbly
- Competitive net salary and private insurance
- Remote work with flexible working hours
- Dynamic and fun working environment
Responsibilities
- Convert wireframes into rich interactive prototypes.
- Work with backend development team to integrate front end code.
- Understand business requirements and convert into functional specifications.
- Participate in architecture and technical level discussions and takes initiative.
- Passion for web design and eager to learn and implement the latest trends.
- A focus on delivering high-quality code through strong testing practices
- Working on Information architecture and Designing wireframes and prototypes.
Skills Required:
- 4+ years of commercial-grade web/front-end development experience.
- Strong experience in JavaScript, ideally ES6 or ES7, Node.js, building Single Page Web Applications with modern frameworks (Angular or AngularJS, React, Vue).
- 2+ years hands on experience with frameworks like react/relay/Redux/node.
- 2+ years with JS build tools like grunt,webpack,gulp etc.
- Knowledge in ES6, Webpack is a plus.
- Experience in creating web applications with delightful user experience.
- Experience working with REST APIs.
- Experience in TDD, Writing Clean & Readable code.
- Experience in Version control - Git.
- Awareness of cross-browser compatibility issues and client-side performance considerations
- Experience in creating responsive pages and cross-browser support.
- Ability to clearly communicate thoughts and ideas by rapid prototyping.
- Debugging skills, familiar with debugging tools of all major browsers.
Nice to Have:
- Prior experience in Fintech Startups
- Knowledge of Node.js, Express js, AWS (EC2, S3, Elasticsearch)
- Knowledge and working experience with MongoDB, NOSQL

- Very Strong communication and consulting skills
- Strong front-end development skills, experience with JavaScript libraries/frameworks mainly Angular JS Preferably Version 7 or Version 5
- Experience working with server-side JavaScript Frameworks and build tools (node.js, bower, grunt, gulp)
- Demonstrable experience developing large-scale applications using one or more MV* patterns (MVVM, MVC, MVP)
- Expertise in developing single page web applications using front-end routing, consuming JSON-based RESTful APIs, client-side templating
- Strong competency in responsive layouts leveraging CSS and media queries and related UI frameworks (e.g., Bootstrap, Foundation)
- Experience with CSS preprocessors (e.g., Sass, LESS)
- Experience with code analysis tools (e.g., JSLint, JSPerf)
- Practical knowledge of web page optimization techniques and guidelines for fast page load times
- Strong understanding of Ajax and/or promises
- Experience working in an agile, multidisciplinary team.
- Experience working with a distributed version control system (git, mercurial)
- Experience writing unit tests in one or more of the following: karma, mocha, chai, sinon, jasmine, jest
- Experience working on AWS. Basic understanding of Security Groups/ VPC etc.
- Experience on working with & integrating with microservices
- Experience on developing/ using CI/CD pipeline using Jenkins/ Git








