UI Developer - Freelancing

Role & Responsibilities

4-7 years of Strong proficiency in Full stack Development of Web Applications and experience in shipping production applications.

Experience of using Typescript for development would be a mandate.

Frontend- next.js, react.js, vue.js and bit for svelte kit are highly preferred Backend- node.js, react.js, express.js

B.Tech in Computer Science Engineering from Tier 1 Colleges preferred

Experienced with Tailwind CSS

Experienced with TDD for component and end-to-end testing

Ableto set up CI/CD pipelines for testing and deployment (canary, staging) using Github actions according to project

Entrepreneurial mindset with strong decision-making skills

Ability to move quickly without breaking things too much (we are dreamers)

Ability to work under immense pressure which is balanced by a sense of responsibility and ownership

Comfortable working with a Git style workflow where every commit deploys to a staging environment and merged pull requests deploy to production

Responsibilities:

• Develop and maintain UI components using JavaScript, Next.js, Lit.js, and TypeScript, ensuring modularity and reusability.
• Collaborate with designers, backend developers, and product teams to create responsive, high-performance web applications.
• Optimize UI performance by implementing Core Web Vitals best practices.
• Implement Technical SEO strategies, including structured data, metadata optimization, and server-side rendering (SSR) improvements.
• Ensure cross-browser compatibility, accessibility (WCAG standards), and mobile-first design principles.
• Work on web performance optimization using Lighthouse and DevTools.
• Integrate frontend components with headless CMS (e. g., Strapi) and backend APIs.
• Maintain code quality through unit testing, code reviews, and SonarQube analysis.
• Troubleshoot and resolve UI/UX issues, collaborating with QA engineers and stakeholders.

Requirements:

• 3-6 years of experience in frontend development.
• Strong proficiency in TypeScript and Lit.js .
• Experience in Technical SEO, including schema markup, page speed optimization, and SEO-friendly UI development.
• Knowledge of Core Web Vitals, Lighthouse, and DevTools for performance analysis.
• Understanding of Web Components and modular frontend architecture.
• Experience integrating frontend with CMS platforms like Strapi.
• Familiarity with Git, CI/CD pipelines, and agile development processes.
• Strong debugging and troubleshooting skills.

Nice to Have:

• Experience with Next.js or React.
• Knowledge of server-side rendering (SSR) and static site generation (SSG).
• Familiarity with legal or regulatory tech environments.
• Hands-on experience with SonarQube for code quality analysis.

JOB PURPOSE

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• Develop application using Angular JS (worked on Express JS, JEST), Angular 6 
• This is a hands-on role which involves writing code, testing, and deploying finished web applications and libraries

MAJOR ACCOUNTABILITY

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• Design, rapid prototype, and implement a scalable, reliable and maintainable node based web application
• Enforce code quality through test driven development
• Enhance, refactor, and continuously improve the existing codebase
• Collaborate closely with team to define product requirements
• Aggressively collect, analyse, and act on data about product performance
• Communicate effectively with technical and non-technical people
• Proactive in keeping your skills updated

ESSENTIAL SKILLS & EXPERIENCE

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• Excellent working knowledge of core Java, Node JS, JavaScript, ES6, Micro services
• 4-6 year's overall development experience (At least 2 years of experience in Node JS and Angular JS)
• Good understanding of security in Micro service and Web Applications
• Good understanding of OOP, and design patterns
• Experience in working with databases - SQL and Non-SQL Databases

EDUCATION

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• Minimum education: Any Graduate BE/B.Tech would be desirable
• Languages: Excellent English written & spoken

We're seeking a skilled Front-end Lead Engineer to lead an ongoing production-ready enterprise project and contribute to code while leading the frontend team. If you're adept at creating user-friendly products and eager to work with cutting-edge tech in a growing company, we want to hear from you. We value an entrepreneurial mindset and passion for technology in our team members.

Experience: 5+ Year

Working Time: 12.30 PM to 9.30 PM

• Front-End Development: Develop and maintain front-end components for our applications using React.js, Material UI, TypeScript, React Hook Form, and React Query.
• Collaboration: Work closely with Back-End, Business, and Design teams, as well as other Front-End developers to align efforts and successfully bring solutions to market.
• Quality Assurance: Ensure all work is properly stored, maintained, and developed on the company's network, servers, and other tools. Ensure that the code adheres to established quality standards and best practices.
• Prototyping and Development: Develop prototypes, software applications, systems, and solutions for business problems using the latest tools, open-source technologies, software applications and systems, cloud-based applications, and programming languages such as Java, C++, C#, SQL, and other languages.
• Full Lifecycle Development: Participate in the full lifecycle development of applications and complex systems, including coding standards, code reviews, source control management, build processes, testing, and operations, while maintaining the best possible performance, quality, and responsiveness of such systems and/or applications.
• Agile Development: Contribute to the development and implementation of an efficient and effective solution delivery system. Utilize tools like Jira to establish trackable timelines and measurable impacts on company productivity, ensuring adherence to agile methodologies.
• Security: Ensure the confidentiality and integrity of company materials, programs, issues, business strategies, and solutions; report suspected information security violations or breaches.
• Architecture and Design: Assist in building the architecture and design of critical databases and user interfaces for use by the company, its expert network, and clients.
• Troubleshooting: Troubleshoot software applications and systems, identifying bottlenecks, bugs, and defects, and devising solutions to mitigate and address such issues as they arise.
• Compliance: Ensure that software is developed to meet functional, non-functional, and compliance requirements, maintaining continued quality, organization, and automation.

Requirements

• Bachelor's degree in Computer Science or related field.
• 5+ years of professional experience in front-end development.
• Strong proficiency in React.js, Material UI, TypeScript, React Query, and React Hook Form.
• Experience with monorepo development, Nx knowledge is a plus.
• Excellent problem-solving and communication skills.
• Ability to collaborate effectively in a team environment.
• Experience with agile development methodologies and ceremonies

Benefits

• Gain real-world experience in corporate functioning.
• Learn to collaborate with diverse teams and meet deadlines in a professional environment.
• Access various learning and development programs to explore your passion.
• Work in a fast-paced, rapidly expanding tech team undergoing a revamp, with exposure to advanced technology and tools relevant to your role

About us

Blitz is into Instant Logistics in Southeast Asia. Blitz was founded in the year 2021. It is in the business of delivering orders using EV bikes. Blitz not only delivers instant orders through EV Bikes, but it also finances the EV bikes to the drivers on lease and generates another source of revenue from the leasing as well apart from delivery charges. Blitz is revolutionizing instant coordination with the help of advanced technology-based solutions. It is a product-driven company and uses modern technologies to build products that solve problems in EV-based Logistics. Blitz is utilizing data sources coming from the EV bikes through IOT and smart engines to make technology-driven decisions to create a delightful experience for consumers

We are seeking a skilled Frontend Engineer with a strong background in React.js development to join our dynamic team. As a Frontend Engineer, you will be responsible for crafting exceptional user experiences and implementing frontend solutions that align with our business goals. You will collaborate closely with product managers, designers, and backend engineers to deliver high-quality scalable, and maintainable software.

Responsibilities

• Develop and maintain frontend components and features using React.js/nextJs.
• Collaborate with product managers and designers to understand requirements and translate them into technical solutions.
• Write clean, efficient, and maintainable code following best practices and coding standards.
• Optimise application performance for maximum speed and scalability.
• Ensure cross-browser and cross-platform compatibility
• Participate in code reviews to maintain code quality and provide constructive feedback.
• Work closely with backend engineers to integrate frontend interfaces with backend APIs.
• Stay up-to-date with the latest front-end technologies and industry trends.
• Troubleshoot and debug issues to ensure smooth functioning of the application.
• Contribute to the overall architecture and design of the front-end application.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum of 3 years of professional experience in front-end development.
• Proficiency in React.js and its core principles.
• Strong understanding of JavaScript, HTML5, and CSS3.
• Experience with state management libraries such as Redux or MobX.
• Familiarity with frontend build tools such as Webpack, Babel, etc.
• Knowledge of RESTful APIs and asynchronous request handling.
• Experience with version control systems, preferably Git.
• Excellent problem-solving and analytical skills.
• Ability to work effectively both independently and as part of a team.
• Strong communication skills and ability to collaborate effectively with cross-functional teams

Company's website - https://rideblitz.com/

Job Description

Frontend/Sr Frontend Developer

About company:-

It is a mission-oriented early-stage fin-tech startup which is building a suite of carefully tailored financial products and delivery mechanisms to fulfill the aspirations and needs of middle-income households in urban India. It was started by three cofounders, who have a pedigreed education background (IIT/IIM) and relevant professional experience in financial services. More importantly, they come from a similar background as the customer segment they are serving, and have done extensive customer research to understands the needs of the customer. It is backed by high-quality investors to realise this mission.

Responsibilities:-

- Develop all user-facing products preferably in React JS & React-Native

- Build reusable components and front-end libraries for future use

- Translate designs and wireframes into high quality code

- Optimize components for maximum performance across a vast array of web-capable

devices and browsers

- Focus on code maintainability and performance of application.

- Provide technical advice and assists in solving programming problems.

- Enhance SEO, Analytics and overall frontend architecture for better performance

Requirements:-

- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model

- Good foundation in design and a knack for designing interactions and elegant interfaces

- Thorough understanding of React.js and its core principles

- Good to have experience with popular React.js workflows (such as Flux or Redux)

- Experience with data structure libraries

- Familiarity with RESTful APIs

- Familiarity with modern front-end build pipelines and tools

- A knack for benchmarking and optimization

- Familiarity with code versioning tools (such as Git)

- Proficient in industry standard best practices such as Design Patterns, Coding Standards,

Coding modularity, Prototypes etc.

- Experience in using debugging tools used for profiling/optimizing performance

- Experience in debugging, tuning and optimizing UI components

Requirements

• 2+ years of experience with one of the top frontend frameworks - React (preferred)/ Angular / Vue
• Solid understanding of modern CSS methodologies like SCSS, SASS
• Exposure to latest developments in UI development like PWA, Single Page Apps, Hybrid Apps, Responsive web design etc
• Working knowledge of RESTful APIs, HTTP 2, Socket Connections
• Deep understanding of Javascript topics including the V8 Engine, Async, Memory Management, Duplex Communication.
• Experienced in Unit / Integration / Visual Testing.
• Ability to develop pixel-perfect web pages from designs
• Prior startup experience is a plus

Role : UI Developer

Location: Bangalore, Karnataka, India

Experience:4+ years

Mandatory Skills: EXT JS, JavaScript, HTML5, CSS

Education and Skillset

ï‚· Engineering Graduate

ï‚· Strong hand-on knowledge on

ï‚· Web and mobile technologies: - EXT JS, JavaScript, HTML5, CSS

ï‚· REST APIs, JSON, JQuery

ï‚· Cross browser compatibility in UI development

ï‚· Exposure to open source UI component libraries

ï‚· Good experience on Angular is a big plus

Experience

ï‚· 5 + years of UI Development Experience

ï‚· Has implemented coding patterns and built UI framework

ï‚· Cross browsers support/experience and knowledge of DOM manipulation on different

browsers

ï‚· Performance enhancements on web page load and execution

ï‚· Experience with tools like Firebug.

ï‚· Good knowledge on Ajax, jsp etc.

ï‚· Good experience and knowledge of open source software and frameworks

ï‚· Good communication skills and ability to work under pressure

ï‚· Ability to work without close supervision

ï‚· Use responsive web design to create applications that automatically conform to multiple

screen sizes/devices.

ï‚· Excellent written and spoken English to be able to clearly communicate with various

stakeholders

ï‚· Experience in a software product-based organization is preferable

ï‚· Conduct usability testing to identify and fix UI issues

ï‚· Collaborate with business analyst to discuss user interface requirements and brainstorm

UI ideas.

Responsibility

ï‚· UI Developer- will be part of technical team for product development and customization

ï‚· Follow change management and change control processes

ï‚· Take ownership, research, follow up and resolve complex challenges faced by the team

across all phases of the development lifecycle

ï‚· Good, clean, maintainable coding practices

About the company:

It is a leading US-Based product development company established in 2004.

A global leader in providing digital solutions for trading and risk, supply chain management and financial services driven by cloud, blockchain, machine learning and analytics. The company has its best-of-breed solutions serve the entire trading value chain across agriculture, energy, metals and mining, and manufacturing markets. The cloud platform provides advanced analytics, one source of data and an automation engine, providing maximum flexibility and investment protection as business needs and market requirements change.

Why should you apply?

• Work in a fast-paced product-based organization.
• Get an opportunity to work with the core development team and enhance your technical skills.
• Scope to understand and work with the product team in depth.
• Opportunity to work in ETRM/CTRM domain- ahead of the innovation.
• They built a culture of inclusion and diversity from the 16 plus languages they speak to the 40% strong women workforce.
• They are always looking for their next set of passionate and innovative minds, who are unafraid to challenge the status quo.

Experience in years: 3+.  Less than 7.

Type: Individual contributor with good hands on proficiency.

Specifics:

• Writing HTML, CSS, and JavaScript. Being up on latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum)
• Familiarity with a relevant and globally supported framework— both front-end and back-end, if necessary — React & React Native.
• Ideally, familiarity with CSS preprocessors, bundlers, and associated languages/syntaxes/libraries - Sass, Less, webpack
• Experience implementing testing platforms and unit tests
• Integrating front-end UI with the constructed API, using REST, GraphQL api

Soft skills:

• Appreciation for clean and well documented code

What you will do at Tradyl

• Partner with a highly skilled external consultancy and lead the effort of building a new modern front end to our website. 
• We use a no code platform for rapid development in this phase of our Journey. You will develop features on this platform. This might involve integration with back end APIs via REST.  
• Do short experiments: Example,  Evaluate a backend headless commerce software as a potential candidate for our backend tech stack.