Freelancer IT trainer

We are seeking an experienced MERN Stack Trainer with a strong passion for teaching and hands-on industry exposure. The ideal candidate will have a minimum of 2 years of training experience and deep expertise in JavaScript, React.js, Node.js, and MySQL, with the ability to train learners through real-world projects and practical assignments.

Require solid understanding of:

• RESTful APIs
• MVC / modular architecture
• Authentication & authorization (JWT, sessions)
• Git and version control workflows

Responsibilities:

• Developing and implementing UI components using React.js
• Collaborating with cross-functional teams to design and ship new features
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Optimizing components for maximum performance across various web browsers
• Staying up-to-date with the latest industry trends and technologies
• Troubleshooting and debugging issues to ensure smooth user experiences
• Participating in code reviews to maintain code quality and consistency

Required React developer requirements, qualifications & skills:

• Proficiency in React.js and its core principles
• Strong JavaScript, HTML5, and CSS3 skills
• Experience with popular React.js workflows (such as Redux)
• Familiarity with RESTful APIs and integration
• Knowledge of modern authorization mechanisms, such as JSON Web Tokens
• Understanding of front-end build tools and pipelines
• Excellent problem-solving and communication skills
• A strong attention to detail, and a passion for delivering high-quality code
• Adaptability to changing project requirements and priorities
• Experience with version control systems (e.g., Git)
• A degree in computer science, software engineering, or a related field

Role Overview

We are looking for an experienced React + Java Developer with strong expertise in frontend development using React.js and working knowledge of Java backend development. The ideal candidate should have a strong focus on React (70%) and Java (30%) with experience in developing and maintaining scalable web applications.

Key Responsibilities

• Develop responsive and user-friendly web applications using React.js.
• Build reusable UI components and manage application state.
• Integrate REST APIs with frontend applications.
• Develop and maintain backend services using Java.
• Work with Java-based business logic and backend integrations.
• Debug, troubleshoot, and optimize application performance.
• Collaborate with cross-functional teams to deliver quality solutions.
• Participate in code reviews and follow coding standards.

Mandatory Technical Skills

React.js – 70%

• Strong hands-on experience in React.js.
• JavaScript (ES6+) and HTML5, CSS3.
• React Hooks and functional components.
• State management (Redux / Context API).
• REST API integration.
• Responsive web design and UI development.

Java – 30%

• Good hands-on knowledge of Core Java.
• OOP concepts and Java Collections.
• Spring Boot / Spring Framework.
• REST API development and integration.
• Basic knowledge of backend development.

About GeoIQ: 

GeoIQ(a Lenskart subsidiary) is a location intelligence platform that provides comprehensive data and insights to help businesses make informed decisions about their retail operations and expansion. It offers a range of data points, including demographic information, commercial activity, and market performance indicators, to give users a detailed understanding of a specific location or market. 

About the team: 

Our agile team, consisting of 40+ members, is led by a founding team with extensive experience in data analytics, machine learning, and product development. Embrace the opportunity to collaborate with seasoned professionals in a dynamic and innovative work environment. 

Responsibilities: 

• Develop and maintain GeoIQ's products primarily using React, Redux, and NextJS.
• Ship simple, approachable, performant, and testable code. 
• Enhance user experience by creating intuitive UIs that enable data visualization and discovery.  Dive into legacy code to understand and improve current products. 
• Facilitate and make informed technical decisions that drive the long-term vision for GeoIQ. 
• Build workflow tools that allow users to explore GeoIQ's data repository, visualize spatial data, and create no-code AI models. 
• Solve complex architecture problems in an extensible and maintainable way. 
• Bring clarity to complex technical problems across the organization. 
• Participate in the design process by listening to users, attending design critiques, and providing guidance and feedback informed by a deep understanding of technical constraints. 
• Collaborate with team members to achieve clean and efficient code. 

Requirements: 

● Fluent and proficient in React with a minimum of 2 years of experience. 

● Previous experience working with geo-spatial data. 

Why Explore a Career at GeoIQ: 

• Be part of a team that is revolutionizing decision-making for businesses across India. 
• Work in a dynamic and innovative environment with ample opportunities for professional growth and learning.
• Contribute to the growth and success of a leading hyperlocal location AI startup in India. 

If you are passionate about creating intuitive and efficient front-end solutions and meet the requirements listed above, we would love to hear from you. Apply now to join our team at GeoIQ!

Job Description:

https://drive.google.com/file/d/12Fcie5u0rhyHeE_xhsNTeGk3mlPId1Mb/view?usp=drive_link

Job Description

This is a remote position.

Experience Level

This role is ideal for engineers with 4-9 years of hands-on software development experience, particularly in ReactJS, Node, and TypeScript.

Role Overview

If you're a Software Craftsperson who takes pride in clean, test-driven code and believes in Extreme Programming principles, we'd love to meet you. At Incubyte, we're a DevOps organization where developers own the entire release cycle, meaning you'll get hands-on experience across programming, cloud infrastructure, client communication, and everything in between. Ready to level up your craft and join a team that's as quality-obsessed as you are? Read on!

What You'll Do

• Write Tests First: Start by writing tests to ensure code quality
• Clean Code: Produce self-explanatory, clean code with predictable results
• Frequent Releases: Make frequent, small releases
• Pair Programming: Work in pairs for better results
• Peer Reviews: Conduct peer code reviews for continuous improvement
• Product Team: Collaborate in a product team to build and rapidly roll out new features and fixes
• Full Stack Ownership: Handle everything from the front end to the back end, including infrastructure and DevOps pipelines
• Never Stop Learning: Commit to continuous learning and improvement

Requirements

• 4+ years of experience in ReactJS, Node, TypeScript, LLMs and PostgreSQL
• Comfortable working with Claude or other AI-powered tools
• Prior experience with Chrome extensions is preferred
• Good to have - Next.js, HTML, CSS, DOM APIs
• Strong problem-solving attitude and a bias for action
• Experience with browser testing frameworks, ex. Puppeteer, Playwright, etc.
• Deep understanding of DOM manipulation, browser APIs and web standards
• Asynchronous programming (Promises, async/await)
• Strong debugging skills (Browser devtools/JavaScript)
• Knowledge of web security concepts and cross-origin restrictions
• Familiarity with Agile and eXtreme Programming methodologies in a continuous deployment environment
• Interest in mastering technologies like web frameworks, TDD, CI tools, and performance optimization
• Working knowledge of source control, writing user stories, and technical documentation

• 5–8 years of experience in full-stack development.
• Strong hands-on experience with React.js and JavaScript/TypeScript.
• Develop reusable, responsive, and high-performance UI components.
• Experience with React Hooks, Redux, Context API, and frontend state management.
• Strong knowledge of Core Java, Java 8/11/17+, and object-oriented programming.
• Hands-on experience with Spring Boot, Spring MVC, and Spring Security.
• Design, develop, and integrate RESTful APIs and microservices.
• Work with databases such as PostgreSQL, MySQL, or Oracle.
• Write unit, integration, and frontend tests using tools such as JUnit, Jest, or React Testing Library.
• Collaborate with product managers, UI/UX designers, QA engineers, and development teams.
• Participate in design discussions, code reviews, sprint planning, and Agile ceremonies.
• Troubleshoot application issues and optimize system performance.
• Use Git, Maven/Gradle, and CI/CD pipelines for development and deployment.
• Exposure to Docker, Kubernetes, AWS, or other cloud platforms is an added advantage.
• Strong problem-solving, communication, and teamwork skills.

JOB DESCRIPTION

Experience: 5-8 years

Fullstack Developer (React Heavy+ Java)

Required Skills and Qualifications 

Frontend: 

• Proficient in React.js 

• Experience with Redux, React Hooks, and component-based architecture 

• Familiarity with front-end build tools (Webpack, Babel, NPM)

Backend: 

• Strong programming skills in Core Java, Java 8+ 

• Experience with Spring Boot, RESTful APIs, Microservices architecture 

• Good understanding of JPA/Hibernate, and SQL/NoSQL databases 

Key Responsibilities

• Develop and maintain scalable backend services using Core Java / Spring Boot 

• Design and implement responsive, high-quality front-end interfaces using React.js 

• Integrate backend APIs with frontend components seamlessly 

• Collaborate with product managers, architects, and QA to deliver quality software 

• Ensure code quality through unit testing, code reviews, and performance tuning 

• Troubleshoot and debug production issues as needed

About VerbaFlo.AI

VerbaFlo.AI is a fast-growing AI SaaS startup revolutionizing how businesses leverage AI-powered solutions. As a part of our dynamic team, you’ll work alongside industry leaders and visionaries to drive innovation and execution across multiple functions.

About the role:

We are looking for a Senior Frontend Engineer to design and develop user-friendly, scalable, and high-performance web applications. This role requires deep expertise in frontend technologies, attention to detail, and the ability to collaborate with cross-functional teams.

Job Type: Onsite [Mon - Fri]

Timings: 12 pm to 8 pm IST

Responsibilities:

• Develop and maintain scalable, high-performance, and user-friendly web applications.
• Work closely with design, product, and backend teams to implement seamless user experiences.
• Ensure cross-browser compatibility, responsiveness, and accessibility of web applications.
• Write clean, maintainable, and efficient code while following best practices.
• Optimise application performance, scalability, and security.
• Conduct code reviews, write unit tests, and improve CI/CD workflows.
• Stay updated on the latest technologies, frameworks, and UI/UX trends.

Requirements:

• 5+ years of experience in frontend development, preferably in SaaS or AI-based applications.
• Expertise in JavaScript, Redux, TypeScript, React.js, Next.js, and modern frontend frameworks.
• Strong understanding of HTML, CSS, Tailwind, and component-based architecture.
• Experience with RESTful APIs, GraphQL, and state management (Redux, Zustand, or similar).
• Proficiency in performance optimisation, debugging, and accessibility best practices.
• Familiarity with Git, CI/CD pipelines, and frontend testing frameworks.
• Strong problem-solving skills and a passion for creating exceptional user experiences.

Why Join Us?

• Work directly with top leadership in a high-impact role.
• Be part of an innovative and fast-growing AI startup.
• Opportunity to take ownership of key projects and drive efficiency.
• A collaborative, ambitious, and fast-paced work environment.
• Perks & Benefits: gym membership benefit, workation policy and company-sponsored lunch.

About the Role:

We are looking for a Senior Frontend Engineer with strong experience in React and Next.js to join our growing engineering team in Bengaluru.

You will be responsible for designing, developing and maintaining modern, scalable web applications. You will work closely with backend engineers, product stakeholders and engineering leadership to build high-quality user experiences.

This is a hands-on engineering role offering significant ownership, technical challenges and the opportunity to influence architecture and engineering practices in a growing product-focused organisation.

Key Responsibilities:

- Design, develop and maintain scalable web applications using React and Next.js.

- Build responsive, reusable and high-performance user interfaces.

- Translate product requirements and designs into robust technical implementations.

- Develop reusable component libraries and frontend architecture.

- Integrate frontend applications with REST APIs and backend services.

- Implement effective state management and data-fetching strategies.

- Optimise application performance, accessibility and SEO.

- Ensure cross-browser compatibility and responsive design.

- Write clean, maintainable and testable code.

- Participate in code reviews and contribute to engineering best practices.

- Collaborate with cross-functional teams to deliver features from concept to production.

- Take ownership of technical decisions and proactively identify opportunities for improvement.

Required Skills & Experience:

- 4 - 6 years of professional frontend development experience.

- Strong hands-on experience with React.js.

- Experience building production applications using Next.js.

- Proficiency in JavaScript and TypeScript.

- Strong understanding of HTML5, CSS3 and responsive design.

- Experience integrating REST APIs and working with asynchronous data.

- Good understanding of frontend architecture and state management.

- Experience with Git and modern development workflows.

- Familiarity with frontend testing frameworks such as Jest, React Testing Library or Playwright.

- Understanding of web performance optimisation and browser fundamentals.

Good to Have:

- Working knowledge of Node.js and backend development fundamentals.

- Familiarity with PostgreSQL, relational database concepts and SQL.

- Experience building SaaS or enterprise-grade applications.

- Understanding of server-side rendering (SSR), static site generation (SSG) and SEO.

- Experience with Tailwind CSS or similar styling frameworks.

- Familiarity with cloud platforms such as AWS.

- Experience with real-time applications and WebSockets.

- Exposure to AI-powered applications and LLM integrations.

- Experience working in agile, product-focused engineering teams.

What We're Looking For:

- Strong problem-solving and analytical skills.

- Ability to work independently and take end-to-end ownership.

- Good understanding of software engineering fundamentals.

- Attention to code quality, performance and maintainability.

- Comfortable working in a fast-paced environment with evolving requirements.

- Strong communication and collaboration skills.

- A proactive mindset and willingness to contribute beyond assigned tasks.

What We Offer:

- Opportunity to work on modern, scalable technology products.

- Exposure to diverse engineering challenges and emerging technologies.

- A small, collaborative engineering team with high ownership.

- Direct collaboration with engineering leadership and product stakeholders.

- Opportunity to influence technical decisions and engineering practices.