React Native Developer

Job Title : Frontend Developer (React + Three.js)

Location : Noida

Experience : 2+ Years

Job Description :

We are looking for a Frontend Developer with strong skills in React.js and Three.js to build interactive, high-performance 3D web applications. The role involves creating smooth 3D experiences, optimizing performance, and collaborating with cross-functional teams.

Key Responsibilities :

• Develop responsive and dynamic UIs with React.js/Next.js.
• Implement and optimize 3D visualizations using Three.js/WebGL.
• Manage 3D assets (GLTF/GLB, textures, compression).
• Ensure performance optimization, cross-browser compatibility, and scalability.
• Collaborate with designers and backend teams to deliver seamless experiences.

Required Skills :

• JavaScript/TypeScript, React.js/Next.js
• Three.js / WebGL for 3D rendering & interactions
• State management (Redux, Zustand, Context API)
• 3D asset pipeline (GLTF/GLB, textures, compression tools)
• Performance optimization (profiling, draw calls, FPS tuning)
• API integration (REST/GraphQL)
• Version control (Git)

• Work with design and marketing team to improve website conversion rate for different sign up processes
• Work with the marketing team to improve main website KPIs - New users, average time on page, session duration are the main ones
• Write automation scripts to help automate redundant manual processes of other marketing functions– SEO, Outbound, Content, Product Marketing
• Work on our Shopify demo store to showcase new product releases and features. This is pretty interesting as you’ll get to play around with Shopify backend (the most popular eCommerce platform in the world)
• Work on building integrations and workflows between different marketing automation platforms. Our current marketing tech stack involves Salesforce, HubSpot, Reply, Similarweb and more.
• Web scraping for new growth initiatives

Are you a software developer who possesses magical React skills? Do you enjoy crafting intuitive, responsive, and scalable user interfaces? If so, we want you to join our team at Portle!

As a software engineer at Portle, you will have the opportunity to:

• Work on challenging problems everyday
• Design and develop excellent user experiences using React
• Collaborate with other engineers to ensure that our codebase is scalable, maintainable, and easily readable
• Learn to balance the creation of tech debt with delivering business requirements
• Understand complex problems, break them down into smaller ones, and solve each modularly

We are looking for someone with the following profile:

• Expertise in data structures and algorithms (extremely important)
• Strong proficiency in HTML, CSS, and JavaScript
• Experience with React and its latest features, such as hooks
• Excellent communication skills and the ability to work in an unstructured startup environment

At Portle, we value self-motivated individuals who do not need supervision to perform at their peak levels. We're looking for someone who's passionate about React and loves to wield its magic to create amazing software. If you're a React Sorcerer who's ready to take on a new challenge, we want to hear from you! Apply today and let us see your sorcery in action!

Responsibilities:

• Meeting with the design team to discuss application features and design ideas.
• Researching similar application designs and user interface modules.
• Creating a website and application design mockups with enhanced UI features.
• Presenting updated front-end designs for final sign-off.
• Writing the front-end code and building the user interface.
• Debugging code errors and troubleshooting software issues.
• Conducting live application tests and tweaks.
• Updating web applications in line with user trends.

Requirements:

• Bachelor's degree in computer science or equivalent practical experience.
• Understanding of OOPS concepts, Persistence, Threading.
• Good understanding of version control system (GIT).
• Knowledgeable in data structures and algorithms.
• Good understanding of web stack and how all the pieces fit together.

• 3+ years prior experience as a UI engineer.
• Familiarity with automated testing tools including Selenium, Jasmine, and Karma.
• In-depth knowledge of user interface models, application design, and website functionality.
• Proficient with front-end languages including HTML, JavaScript, and CSS.
• Familiarity with prototyping tools including InVision Studio, Balsamiq, and Sketch.
• Advanced problem-solving skills.

Good To Have:

• Competent in developing web apps using React.
• Prior experience of working in a product-based company.

• Prior experience of working in a startup.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Prior experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with more current specifications of EcmaScript
• Prior experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Familiarity with HTML / CSS
• GIT experience is a plus
• 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

Headquartered in Silicon Valley, Gupshup is a global leader in cloud messaging, enabling businesses to build engaging conversational experiences, seamlessly across 30+ messaging channels, using a globally available cloud API.

Gupshup handles over 4.5 billion messages per month and has processed over 225 billion messages, enabling over 36,000 businesses to engage nearly a billion users across channels including SMS, WhatsApp, Facebook Messenger, Twitter, WeChat, Viber, Slack, Android RCS, Mobile App and Mobile Web.

Gupshup offers a comprehensive product portfolio that includes an easy to use omni-channel messaging API, advanced bot building platform and mobile marketing tools. Gupshup has also forged strategic partnerships with Facebook, WhatsApp, Google and Cisco to offer innovative mobile messaging solutions with broad reach.

We have an opportunity for Software Engineer-UI

Job Responsibilities: 

Job Description:

• We are looking for a seasoned front-end developer to join our product team. This role requires you to be a tech-savvy contributor in translating the customer needs and user expectation into interactive web apps. You’ll be an exceptional problem solver and take responsible actions in ensuring the application is optimized both in technology and in delivering the best user experience. You’ll be working on various projects in collaboration with different teams.

Responsibilities:

• 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 excellent interactions from designs, writing reusable content modules and maintainability of the code.
• Implement UI development principles to ensure that the product client-side serves at scale.
• Review and optimize the app usage by monitoring key metrics and rectifying the issues proactively.
• An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.
• Responsible for the development of a complete set of architectural views for an enterprise in accordance with numerous open-source technologies, messaging/web service protocols (REST, JSONRPC, SOAP, etc.) and one of the more common architecture frameworks.
• Understanding and presenting the immediate/tactical and strategic benefits of adopting a consistent architectural approach within the context of the client’s business to help the stakeholders justify investments. 
• Assessing the requirements and presenting architectural recommendations that are in line with the strategic vision for the enterprise and wider best practice. 

Requirements:

• 5 to 7 years of relevant work experience as a UI developer, JavaScript expert or front-end engineer
• Sound knowledge in HTML and CSS
• Familiar with UI layouts, SASS, Bootstrap, and the CSS GRID system
• Proficient with JavaScript frameworks such as jQuery, Angular 2+ and Ionic framework
• Experience debugging using JavaScript-based tools like Chrome Developer Console
• Passionate to create good design and usability
• Knowledge of Pixi js (is plus)
• Strong business analysis skills and experience, including development of business vision and strategies, functional decomposition, requirements capture, process modeling. 
• Strong knowledge of design and architectural patterns. 
• Experience of software development methodologies and structured approaches to system development. 
• Write high quality source code to program complete applications within deadlines

Person Specification: 

• Should have strong communication and interpersonal skill
• Bright and enthusiastic, self starter
• Excellent analytical and problem-solving skills
• Outstanding presentation skills
• Implemented CI and Automated frameworks in Enterprise environment 
• Past experience in CI/CD/DevOps practices 
• Qualified in any technical skill assessment platform (Eg: Hacker Ranker, member, stars) in respective technical capabilities