Java Fullstack Developer

Company Description

Gaea - Purpose First CRO Agency is dedicated to creating and nurturing purpose-driven brands. Inspired by the Greek goddess of Earth and life, Gaea focuses on helping brands align with their purpose, fostering authentic storytelling, meaningful connections, and sustainable growth. Gaea partners with founders and visionaries who aim to build brands that stand the test of time, prioritize substance over trends, and create lasting impact. With a philosophy rooted in conscious growth, Gaea empowers businesses to craft spaces of storytelling, community, and purpose, rather than merely sales-driven platforms.

Role Description

This is a full-time, on-site role for a Full Stack Developer with Shopify experience, based in Calcutta (in-office). The developer will be responsible for designing, developing, and maintaining both front-end and back-end components of web applications, with a focus on Shopify platforms. The role includes the creation and implementation of responsive, user-friendly interfaces, as well as developing and integrating robust back-end systems. Collaboration with cross-functional teams to align technical solutions with business goals will be a key aspect of this position.

📍 Kolkata (In-Office) | 💰 ₹35,000 – ₹45,000/month

Qualifications

• 3–5 years of hands-on experience with Shopify
• Expertise in Front-End Development, including proficiency in HTML, CSS, and JavaScript
• Experience in Back-End Web Development and Full-Stack Development, with an understanding of server-side programming and integration
• Proficient in Shopify development and theme customization
• Performance optimization (LCP, lazy loading, asset optimization)
• Responsive design & cross-browser compatibility
• Experience working with Shopify APIs / webhooks and headless architecture
• Exposure to tools like: Claude Code / OpenAI / Copilot and Automation tools (Zapier, n8n, etc.)
• Can clean up messy Liquid + JS-heavy themes
• Background in Software Development with a focus on creating scalable, efficient solutions
• Strong problem-solving and debugging skills
• Excellent communication and team collaboration skills
• Bachelor's degree in Computer Science, Software Engineering, or a related field is preferred
• Experience in e-commerce platform development is a plus

Why Join us ?

• Work on real-world eCommerce scale problems
• Exposure to modern Shopify + headless architecture
• Hands-on experience with AI-driven development workflows
• Opportunity to directly impact business metrics (conversion, revenue) + working with founders

Key Responsibilities :

- Design, develop, and maintain applications using Java and Kotlin

- Write clean, scalable, and efficient code

- Build and consume RESTful APIs and microservices

- Participate in all phases of the software development lifecycle

- Work with databases like MySQL, PostgreSQL, or MongoDB

- Collaborate with cross-functional teams including Product, QA, and DevOps

- Conduct unit testing and assist in code reviews

- Troubleshoot and debug applications

- Ensure application performance, security, and scalability

Required Skills :

- Strong programming experience in Java (Core/Advanced)

- Experience in Kotlin

- Solid understanding of OOP concepts, design patterns, and data structures

- Experience with frameworks such as Spring Boot, Ktor, or Android SDK

- Proficient in building and consuming RESTful APIs

- Familiarity with Git, JIRA, and CI/CD tools

- Basic knowledge of unit testing frameworks like JUnit or Mockito

• Experience : 5-10 yrs
•  Past experience in working with any product start-up is a plus.
•  Proficiency in fundamental front end languages such as HTML, CSS, and JavaScript.
•  Familiarity with JavaScript frameworks such as Angular JS, React, and others.
•  Knowledge of Node.js and frameworks available for it such as Express (recommended).
•  Good understanding of asynchronous request handling, partial page updates, and AJAX
•  Understanding of REST Services.
•  Experience with Redis.
•  Familiarity with database technology such as MySQL, MongoDB and Elasticsearch.
•  Proficient understanding of serverless programming.
•  Proficient understanding of code versioning tools, such as Git.
•  Good problem-solving skills.
•  Attention to detail.

Job Profile

A NodeJs developer will be required to deploy and maintain network applications. Manage the exchange of data between servers and users, develop back-end components, and connect applications with other web services. Will also act as a support front-end developer by integrating web-based applications in Angular. With good hand's on experience in Rational Database i.e. MySQL & PostgreSQL.

Desired Candidate Profile

• Minimum 3+ years experience on Node JS
• Mandatory experience of 2 years in Angular 2 & above
• Experience on Bootstrap or any other JS Framework
• Very good knowledge of rational databases MySQL & PostgreSQL
• Good Knowledge of MongoDB.
• Excellent on web technologies including HTML, CSS, JavaScript, AJAX jQuery
• Experience in common third-party APIs
• Strong debugging skills
• Strong analytical skills and problem-solving aptitude

Excellent English writing and speaking skills are a must

Annual CTC : INR. 5,00,000/- to INR. 10,00,000/-

• Designing and developing user interfaces using angular.Js best practices.
• Adapting interface for modern internet applications using the latest front-end technologies.
• Writing JavaScript, CSS, and HTML.
• Developing product analysis tasks.
• Making complex technical and design decisions for AngularJS projects.
• Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.
• Conducting performance tests.
• Consulting with the design team.
• Ensuring high performance of applications and providing support.

>> Qualification

• Bachelor’s degree in computer science, computer engineering or similar.
• Previous work experience as an angular JS developer.
• Proficient in CSS, HTML, and writing cross-browser compatible code.
• Experience using JavaScript building tools like Gulp or Grunt.
• Knowledge of JavaScript MV-VM/MVC frameworks including Angular JS.
• Excellent project management skills.
• Proven experience implementing front-end and back-end JavaScript applications.
• Excellent communication skills.
• Critical thinker and good problem-solver.

Web / FE design

VueJS

Bootstrap

Java Script

Node.JS

Python

SQL Server

Azure

Agile

Acceldata is creating the Data observability space. We make it possible for data-driven enterprises to effectively monitor, discover, and validate Data pipelines at Petabyte scale. Our customers include a Fortune 500 company, one of Asia's largest telecom companies, and a unicorn fintech startup. We are lean, hungry, customer-obsessed, and growing fast. Our Engineering team values productivity, integrity, and pragmatism. We provide a flexible, remote-friendly work environment. 

As a Principal Full-stack engineer, you will work across the Acceldata platform products. We’re looking for people with a strong background or inclination towards data engineering and systems; you’re comfortable in dealing with lots of moving pieces and can work at the  intersection of Databases, API's and Frontends

You will:          

• Be actively involved in strategic direction and product decisions.
• Design, build and maintain APIs, user-facing experiences, and services.
• Work closely with our customers and sales teams on a regular basis to carve out new features and use cases
• Work with MVC frameworks such as React or Angular 
• Work with database systems, RDBMS, Mongo, Elastic Search.
• Develop shared front-end components (JavaScript & CSS) for use across all of our products, enabling other UI engineers to build better products faster.

You need:      

• 12+ years of significant of web-application development experience in one or more JS frameworks. You care about building better products.
• Strong Computer Science fundamentals in data structures, algorithm design, and problem-solving.
• You're as comfortable writing plain JavaScript as working with modern frameworks like Angular. You've built your own controls and widgets in JavaScript. 
• You write unit tests for your JavaScript (really, you do). You've probably used Node. You have built complex JS web applications.
• Organized, thorough, and detail-oriented 

Good to have:

• Contribution to open-source projects.
• Background in enterprise software
• JVM performance tuning and debugging