React.js Developer

🔍 Your Experience at a Glance

We are hiring a Staff Frontend Engineer – Marketplace (React) for our client (Code Name: SORIN), a global leader in enterprise-grade observability and AIOps software.

This is a high-impact role focused on designing and building the frontend architecture of a new, cutting-edge marketplace platform within a cloud-native observability ecosystem. You’ll lead UI strategy and execution for an e-commerce-style user experience used by developers and platform operators worldwide.

You will work closely with a tight-knit team of 4–5 engineers, backend

developers, and product stakeholders to deliver a fast, intuitive, and scalable marketplace—integrating payment flows, secure access, and seamless navigation across internal and external services.

💻 Key Responsibilities

🔧 UI Architecture & Development

● Define and implement a scalable frontend architecture using React and modern state management (Redux, Context API, etc.)

● Build reusable, component-driven UIs with React (and TypeScript preferred) that are performant and accessible

● Integrate seamlessly with RESTful or GraphQL APIs for robust data handling and error management

🚀 Performance & Reliability

● Implement best practices for performance optimization: code splitting, caching, lazy loading, etc.

● Monitor and enhance production frontend performance using tools like Lighthouse, Chrome DevTools, and analytics platforms

● Champion frontend observability and real-user monitoring (RUM), ensuring reliability at scale

🛒 Marketplace Experience

● Design and implement workflows for product discovery, purchase, and

SKU management

● Incorporate secure payment integrations (Stripe, PayPal, etc.) and

compliant checkout experiences

● Continuously improve the user journey based on metrics, user feedback, and product roadmap

🎯 Technical Leadership & Mentorship

● Provide architectural guidance and best practices to other frontend developers

● Conduct code reviews, lead UI quality initiatives, and support accessibility efforts (WCAG compliance)

● Collaborate with backend, DevOps, Product, and UX teams for end-to-end feature delivery

✅ Must-Have Skills & Experience

● 5+ years of experience in frontend or full-stack development with a focus on React

● Deep understanding of JavaScript (ES6+), HTML5, CSS3, and modern frontend tooling (Webpack, Babel, etc.)

● Strong grasp of state management libraries (Redux, MobX, Context)

● Proven ability to build and scale React apps with performance in mind

● Experience in building checkout flows or subscription-based interfaces

● Comfortable integrating secure payment gateways and ensuring

frontend security

● Excellent collaboration skills in cross-functional and Agile teams

● Experience mentoring junior engineers and driving frontend architectural decisions

⭐ Bonus Skills & Good-to-Have

● Working knowledge of TypeScript or other typed languages

● Familiarity with cloud-native observability principles (e.g., tracing, logs, AIOps)

● Experience with design systems, component libraries, and accessible UI practices

● Exposure to CI/CD pipelines, frontend environment setup, and deployment strategies

● Experience working with e-commerce or SaaS marketplaces

🧠 Why This Role Matters

This role gives you the opportunity to define and lead the UI direction of a next-generation platform that combines observability and e-commerce. You’ll shape how thousands of developers and customers interact with one of the most important pieces of our client’s evolving ecosystem. If you're passionate about frontend excellence, user-centric product development, and working at the intersection of technology and design, this is your chance to make a global impact.

📘 About the Employment Model – Direct Employment

You will be hired directly by the client (Code Name: SORIN) and be part of their core product team in India. All aspects of your employment — including title, responsibilities, compensation, and performance review — will be directly managed by the client. Straatix is supporting the client in identifying and onboarding top-tier talent for this role.

• Job Title: Java Full Stack Engineer
• Job Summary: We are seeking a highly skilled Java Full Stack Engineer to join our dynamic development team. In this role, you will be responsible for designing, developing, and maintaining both frontend and backend components of our applications using Java and associated technologies. You will collaborate with cross-functional teams to deliver robust, scalable, and high-performing software solutions that meet our business needs. The ideal candidate will have a strong background in Java programming, experience with modern frontend frameworks, and a passion for full-stack development.
• Requirements:
• Bachelor’s degree in Computer Science, Engineering, or a related field.
• 6+ years of experience in full-stack development, with a strong focus on Java.
• Proficiency in Java programming and frameworks such as Spring and Hibernate.
• Experience with frontend technologies such as HTML, CSS, JavaScript, and frameworks like React or Angular.
• Strong understanding of RESTful services, microservices architecture, and database management.
• Familiarity with version control systems like Git and continuous integration/continuous deployment (CI/CD) pipelines.
• Knowledge of cloud platforms (AWS, GCP, or Azure) is a plus.
• Excellent problem-solving skills and the ability to work independently and in a team.
• Responsibilities:
• Design, develop, and maintain full-stack applications, including frontend and backend components, using Java and other technologies.
• Collaborate with product managers, designers, and other developers to create seamless and intuitive user experiences.
• Implement and maintain microservices architectures that are scalable, reliable, and efficient.
• Optimize application performance and ensure scalability to handle increasing user loads.
• Write clean, maintainable, and testable code, following best practices for software development.
• Participate in code reviews to maintain code quality and share knowledge with the team.
• Troubleshoot and resolve issues in a timely manner, ensuring the stability and reliability of the applications.
• Stay up-to-date with the latest industry trends and technologies to continuously improve our systems.
• Must-Have Skills:
• Java Programming: Deep knowledge of Java language, its ecosystem, and best practices.
• Frontend Technologies: Proficiency in HTML, CSS, JavaScript, and modern frontend frameworks like React or Angular.
• Backend Development: Expertise in developing and maintaining backend services using Java, Spring, and related technologies.
• Full Stack Development: Experience in both frontend and backend development, with the ability to work across the entire application stack.
• Soft Skills:
• Problem-Solving: Ability to analyze complex problems and develop effective solutions.
• Communication Skills: Strong verbal and written communication skills to effectively collaborate with cross-functional teams.
• Analytical Thinking: Ability to think critically and analytically to solve technical challenges.
• Time Management: Capable of managing multiple tasks and deadlines in a fast-paced environment.
• Adaptability: Ability to quickly learn and adapt to new technologies and methodologies.
• Hard Skills:
• Java Programming: Expert-level knowledge in Java and its application in full-stack development.
• Frontend Technologies: Proficient in frontend development using HTML, CSS, JavaScript, and frameworks like React or Angular.
• Backend Development: Skilled in backend development using Java, Spring, Hibernate, and RESTful services.
• Full Stack Development: Experience in developing end-to-end solutions, from the user interface to backend services and databases.

 You have designed, refactored, re-architected, deprecated and/or implemented a webapp from start to finish.

 CSS and its pre-processors like SASS/LESS.

 Excellent command over web fundamentals

 Good understanding and experience in building a React app.

 Exceptional coding skills in HTML5, CSS3, Javascript/ES6

 Strong problem-solving and analytical skills

 Familiarity with benchmarking and optimization techniques

 Eye for animation and understanding of motion principles.

 Experience with Agile Development, SCRUM methodologies

 Experience in DevOps - AWS, S3, API Gateway, CI/CD

 Native development experience in React Native (Android and iOS)

 Experience in NodeJs

Additional Full-stack Skills Would Be a Huge Bonus:

 Experience with Mongo DB, Redis, Firebase, NodeJs and its framework/ libraries like Express.

 Experience with PostgreSQL.

 Experience in NoSQL (CouchDB, Cloudant, MongoDB) datastores.

 Experience in building (secure) RESTful services and MVC patterns.

 Experience in coding & hosting on GitHub.

Desired Skills and Experience

CSS,JavaScript,React.js

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We are a fast-paced startup and looking for a developer fluent in problem-solving,Javascript and ReactJS to help us deliver an amazing advertisement solution.

Roles and responsibilities:

1. Develop new features in React/NextJS
2. Write unit test cases
3. Fix bugs and write technical documentation
4. Write CI/CD pipelines for the UI

About ITLH:

ITLH is an Ed-Tech organization backed by an IT company- Centillion based in India and Singapore.  ITLH aims at bridging the gap between knowledge and opportunities by helping students build their skill sets via practical learning on live projects and classroom training. For the last 5 years we have enrolled 4000 students for the programme and have been successfully placed in several MNC's.

How will we help you grow?

By joining ITLH, you will be part of an ever-growing organization that is redefining learning and helping young students to be industry ready. 

We believe in a healthy and growing working culture that you would love to be a part of. 

Join us if you feel you have the required skills and desire to be a part of our team and create an impact and reach new heights globally.

Responsibilities : 

• Create data visualization tools, libraries, and reusable code for prospects
• Integrate designs and wireframes within the application code
• Leverage the inbuilt React toolkit for creating frontend features
• Monitor interaction of users and convert them into insightful information
• Write application interface code with JavaScript
• Enhance application performance with constant monitoring
• Good understanding of CSS libraries, GIT, Sigma, Adobe XD etc.
• Constant interaction with other developer teams and design teams to discuss UI ideas.

Requirements :

• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms and JSX.
• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, SVN, etc.
• Preceding experience with ReactJS workflows like Flux, Redux, Create React App, data structure libraries.
• Willingness to learn modern-day tools and processes.
• Good problem-solving, troubleshooting skills.
• Creativity and accountability.