175 Javascript jobs in Ernakulam

We are seeking a highly skilled and motivated Full Stack Engineer – JavaScript to join our dynamic development team. You will be responsible for building robust, scalable, and modern web applications using a cutting-edge tech stack that includes Next.js, Supabase, and PostgreSQL. You should be comfortable working across the entire stack and contributing to all phases of the development lifecycle.

Responsibilities

• Design, develop, and maintain full-stack web applications using Next.js and Supabase.
• Work with PostgreSQL to model and manage relational data effectively.
• Build modular frontend components and backend API endpoints.
• Ensure code quality through unit testing, code reviews, and adherence to best practices.
• Collaborate with designers, product managers, and other engineers to deliver seamless user experiences.
• Optimize applications for performance, scalability, and reliability.
• Utilize GitHub for version control and follow structured workflows, including feature branching and pull requests.
• Stay current with evolving technologies and apply new knowledge to solve real-world development challenges.

Requirements

• 3–6 years of hands-on experience in full-stack web development using JavaScript.
• Strong command of JavaScript/TypeScript, ES6+, and modern frontend development practices.
• Proficient in React.js and Next.js, including server-side rendering and API development.
• Experience working with Supabase or similar backend-as-a-service platforms.
• Solid understanding of PostgreSQL, including data modeling, performance tuning, and SQL.
• Familiarity with real-time application features (e.g., subscriptions, WebSockets).
• Experience with Git-based version control and collaborative development processes.
• Comfortable working with CI/CD tools and cloud platforms like Vercel.
• Strong problem-solving skills and a proactive, quality-first mindset.

Good to Have

• Experience creating and maintaining shared component libraries (e.g., private NPM packages).
• Exposure to AI/ML integrations within modern web applications.
• Understanding of accessibility and web performance optimization.

Project description

Our Client is on a mission to build the IPO process support of the future, and we're looking for passionate collaborators, innovators, advisors, and leaders who can get us there.

As a QA Engineer, you will assist Client's digital technology team in coding, testing, debugging and maintaining the architecture of client solutions to support our brand websites.

Responsibilities

You will be working in an Agile team, using the Microsoft Visual Studio ecosystem, GitHub and Atlassian stack (Jira & Confluence), to test applications.

Elaborate test plans and test cases with well-documented scenarios for the new frontend web application and REST APIs. You will test the application from an end-to-end perspective, emulating the needs of the end-user, ensuring the functionality meets business requirements.

Develop automated scripts with JavaScript, TypeScript and Cypress and ensure a high test coverage according to industry best practices

Perform manual testing as needed and document results according to industry standards.

Participate in requirement gathering with the development team to identify optimal solutions for the new application and its services.

Elaborate technical documentation on performed work according to industry standards and best practices.

Elaborate test plans and test cases with well-documented scenarios for the legacy frontend web application. You will test the application from an end-to-end perspective, emulating the needs of the end-user, ensuring the functionality meets business requirements.

Perform manual testing as needed and document results according to industry standards.

Participate in maintenance releases on a regular basis.

Skills

Must have

At least 5 years of experience in Quality Assurance or Test Automation using known software testing tools and frameworks (e.g. Selenium, Cypress, Postman etc.)

Deep understanding of QA and development methodologies.

Basic knowledge of HTML/CSS.

Good coding skills JavaScript

Experience with a defect tracking system (as Gitlab, Jira, VSTS etc).

Ability to manage multiple tasks at the same time in a fast-paced environment.

Ability of self-dependent problem-solving.

High-level English (very good writing skills, fluent speech).

Understanding of APIs.

Experience working with CI/CD pipelines (we use Jenkins).

Experience with Web automation testing.

Experience in Server side automation testing.

Nice to have

Experience with performance testing.

Experience with Docker.

Experience with TypeScript

Languages

English:B2-C1

We are seeking a highly skilled and motivated Full Stack Engineer – JavaScript to join our dynamic development team. You will be responsible for building robust, scalable, and modern web applications using a cutting-edge tech stack that includes Next.js, Supabase, and PostgreSQL. You should be comfortable working across the entire stack and contributing to all phases of the development lifecycle.

Responsibilities

• Design, develop, and maintain full-stack web applications using Next.js and Supabase.
• Work with PostgreSQL to model and manage relational data effectively.
• Build modular frontend components and backend API endpoints.
• Ensure code quality through unit testing, code reviews, and adherence to best practices.
• Collaborate with designers, product managers, and other engineers to deliver seamless user experiences.
• Optimize applications for performance, scalability, and reliability.
• Utilize GitHub for version control and follow structured workflows, including feature branching and pull requests.
• Stay current with evolving technologies and apply new knowledge to solve real-world development challenges.

Requirements

• 3–6 years of hands-on experience in full-stack web development using JavaScript.
• Strong command of JavaScript/TypeScript, ES6+, and modern frontend development practices.
• Proficient in React.js and Next.js, including server-side rendering and API development.
• Experience working with Supabase or similar backend-as-a-service platforms.
• Solid understanding of PostgreSQL, including data modeling, performance tuning, and SQL.
• Familiarity with real-time application features (e.g., subscriptions, WebSockets).
• Experience with Git-based version control and collaborative development processes.
• Comfortable working with CI/CD tools and cloud platforms like Vercel.
• Strong problem-solving skills and a proactive, quality-first mindset.

Good to Have

• Experience creating and maintaining shared component libraries (e.g., private NPM packages).
• Exposure to AI/ML integrations within modern web applications.
• Understanding of accessibility and web performance optimization.

Project description

Our Client is on a mission to build the IPO process support of the future, and we're looking for passionate collaborators, innovators, advisors, and leaders who can get us there.

As a QA Engineer, you will assist Client's digital technology team in coding, testing, debugging and maintaining the architecture of client solutions to support our brand websites.

Responsibilities

You will be working in an Agile team, using the Microsoft Visual Studio ecosystem, GitHub and Atlassian stack (Jira & Confluence), to test applications.

Elaborate test plans and test cases with well-documented scenarios for the new frontend web application and REST APIs. You will test the application from an end-to-end perspective, emulating the needs of the end-user, ensuring the functionality meets business requirements.

Develop automated scripts with JavaScript, TypeScript and Cypress and ensure a high test coverage according to industry best practices

Perform manual testing as needed and document results according to industry standards.

Participate in requirement gathering with the development team to identify optimal solutions for the new application and its services.

Elaborate technical documentation on performed work according to industry standards and best practices.

Elaborate test plans and test cases with well-documented scenarios for the legacy frontend web application. You will test the application from an end-to-end perspective, emulating the needs of the end-user, ensuring the functionality meets business requirements.

Perform manual testing as needed and document results according to industry standards.

Participate in maintenance releases on a regular basis.

Skills

Must have

At least 5 years of experience in Quality Assurance or Test Automation using known software testing tools and frameworks (e.g. Selenium, Cypress, Postman etc.)

Deep understanding of QA and development methodologies.

Basic knowledge of HTML/CSS.

Good coding skills JavaScript

Experience with a defect tracking system (as Gitlab, Jira, VSTS etc).

Ability to manage multiple tasks at the same time in a fast-paced environment.

Ability of self-dependent problem-solving.

High-level English (very good writing skills, fluent speech).

Understanding of APIs.

Experience working with CI/CD pipelines (we use Jenkins).

Experience with Web automation testing.

Experience in Server side automation testing.

Nice to have

Experience with performance testing.

Experience with Docker.

Experience with TypeScript

Languages

English:B2-C1

Project description

Our Client is on a mission to build the IPO process support of the future, and we're looking for passionate collaborators, innovators, advisors, and leaders who can get us there.

As a QA Engineer, you will assist Client's digital technology team in coding, testing, debugging and maintaining the architecture of client solutions to support our brand websites.

Responsibilities

You will be working in an Agile team, using the Microsoft Visual Studio ecosystem, GitHub and Atlassian stack (Jira & Confluence), to test applications.

Elaborate test plans and test cases with well-documented scenarios for the new frontend web application and REST APIs. You will test the application from an end-to-end perspective, emulating the needs of the end-user, ensuring the functionality meets business requirements.

Develop automated scripts with JavaScript, TypeScript and Cypress and ensure a high test coverage according to industry best practices

Perform manual testing as needed and document results according to industry standards.

Participate in requirement gathering with the development team to identify optimal solutions for the new application and its services.

Elaborate technical documentation on performed work according to industry standards and best practices.

Elaborate test plans and test cases with well-documented scenarios for the legacy frontend web application. You will test the application from an end-to-end perspective, emulating the needs of the end-user, ensuring the functionality meets business requirements.

Perform manual testing as needed and document results according to industry standards.

Participate in maintenance releases on a regular basis.

Skills

Must have

At least 5 years of experience in Quality Assurance or Test Automation using known software testing tools and frameworks (e.g. Selenium, Cypress, Postman etc.)

Deep understanding of QA and development methodologies.

Basic knowledge of HTML/CSS.

Good coding skills JavaScript

Experience with a defect tracking system (as Gitlab, Jira, VSTS etc).

Ability to manage multiple tasks at the same time in a fast-paced environment.

Ability of self-dependent problem-solving.

High-level English (very good writing skills, fluent speech).

Understanding of APIs.

Experience working with CI/CD pipelines (we use Jenkins).

Experience with Web automation testing.

Experience in Server side automation testing.

Nice to have

Experience with performance testing.

Experience with Docker.

Experience with TypeScript

Languages

English:B2-C1