React JS Developer

About us

Founded in 2018, Seventh Triangle is a Direct to Consumer enabler and Digital Transformation Agency. As a Shopify Plus Partner in India, we collaborate with top enterprise brands including Jockey, Titan, Nykaa, and V-Guard to achieve Revenue & Profitability growth using Data, Technology and Marketing interventions. With 120+ team members across Noida and Bengaluru, we’re known for driving measurable eCommerce success in the D2C and Shopify space. At Seventh Triangle, we help D2C businesses primarily with four service stacks which are Technology (Store Migration, Revamp, CRO and monthly maintenance), UI & UX, Growth Marketing (Performance, Retention and SEO) and Data Analytics (Management Dashboards).

Role Overview

We are seeking a skilled Shopify Frontend Developer with 2–4 years of experience. The ideal candidate will build engaging, responsive, and high-performing eCommerce experiences using Shopify themes and modern frontend technologies.

Key Responsibilities

• Develop and customize Shopify themes using Liquid, HTML, CSS, and JavaScript
• Understand client requirements and provide technical solutions and effort estimates
• Convert Figma/XD designs into functional and visually accurate Shopify pages
• Build responsive, mobile-first experiences for all device types
• Optimize website speed, including Core Web Vitals and performance metrics
• Implement custom features using Shopify APIs and third-party integrations
• Ensure SEO best practices and web accessibility standards
• Troubleshoot and debug frontend issues across browsers and devices
• Stay updated on Shopify platform developments and eCommerce trends

Required Qualifications

• Experience: 2–4 years in Shopify frontend/theme development
• Shopify Expertise: Strong knowledge of Liquid and theme customization
• Proven experience customizing paid themes like Impulse, Prestige, Motion, Impact
• Hands-on expertise with Dawn and Horizon, including architecture-level understanding
• Strong skills in HTML5, CSS3, JavaScript (ES6+), responsive design
• Experience with modern frameworks like React or Vue.js
• Proficiency with Git and collaborative development workflows
• Strong understanding of web performance optimization
• Ability to ensure cross-browser compatibility

Technical Skills

• Shopify Liquid
• HTML5, CSS3, JavaScript (ES6+)
• Responsive & mobile-first development
• REST APIs, AJAX
• jQuery & modern JS frameworks
• Git, GitHub
• Chrome DevTools & debugging
• Shopify theme customization & app integrations

Soft Skills

• Strong problem-solving and attention to detail
• Excellent communication and teamwork abilities
• Ability to manage multiple projects and deadlines
• Self-motivated with a learning mindset
• Good understanding of eCommerce UX and customer journeys

What does the role look like?

Software Development Engineers FE will be responsible to participate in all stages of the software product development life cycle. This will include analyzing system and user requirements, designing software flowcharts, creating user interfacing applications (Web Or Mobile) , troubleshooting bugs, and running tests to improve system functionality.
An ideal candidate would be someone who has proficiency in Flutter and JavaScript frameworks, good analytical skills, the ability to anticipate issues and frame remedial actions, and excellent teamwork skills.

What will you be doing?
● Write simple, efficient, and maintainable code.
● Design, develop, scale and maintain User Application written in JS or Dart.
● Manage individual priorities, deadlines, and deliverables.
● Validating the functionality and security of the application.
● Function well in a fast-paced, rapidly changing environment
● Ensuring best coding standards and practices to improve and maintain quality.
● Meeting with the engineering and product team to discuss project definitions and goals.

What will you need ?
● Bachelor/Master degree in CS or related field from a reputed college
● Sound knowledge of JavaScript or Flutter technologies.
● Solid grip on the programming basics like DS and algorithms, OOPS.
● Understanding & experience with restful APIs and microservice architecture
● Prior experience in start-ups or health-tech will be a plus

Job description:- 

• Strong experience of Angular 2+ and above along with other technologies like HTML5, CSS, jQuery, AJAX with good knowledge of ECMA Scripts.
• Strong knowledge of JS Fundamentals.
• Design & development of Angular applications as per desired specifications, along with experience in frameworks/libraries like jQuery, Bootstrap, Typescript etc.
• Architecture design, development, testing and maintenance of Web Apps, Implementation based on Angular Application MVC Patterns.
• Own end to end product modules/features (from the requirement to going live)- Design & code review, troubleshoot & help team members on issues.
• Gather requirements by interacting directly with the end-users.
• Research on open source framework/technology required for developing the feature/application.

• Meeting with clients to discuss website design and function.
• Designing and building the website front-end.
• Creating the website architecture.
• Designing and managing the website back-end including database and server integration.
• Generating WordPress themes and plugins.
• Conducting website performance tests.
• Troubleshooting content issues.
• Conducting WordPress training with the client.
• Monitoring the performance of the live website.

• Bachelor’s degree in computer science or a similar field.
• Proven work experience as a WordPress developer.
• Knowledge of front-end technologies including CSS3, JavaScript, HTML5, and jQuery.
• Knowledge of code versioning tools including Git, Mercurial, and SVN.
• Experience working with debugging tools such as Chrome Inspector and Firebug.
• Good understanding of website architecture and aesthetics.
• Ability to manage projects.
• Good communication skills.

Web Application Developer

Job Description

Educational Qualifications:

Post-Graduation (Preferred): MCA/MSc/M.Tech. (Computer Science, Information Technology, Electronics).

Graduation (Mandatory): BE/B.Tech. (Computer Science, Information Technology, Electronics).

Certifications:

Relevant certification(s) would be an added advantage

Total Experience:

5+ years

Positions:

2

Work Experience:

• 5+ years of experience with designing and building web applications using Java and Angular JS

• 3+ years of experience in writing JavaScript, CSS, and HTML

• 3+ years of experience in developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services

• 3+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems

• Experience developing complex software systems from the ground up, that have been successfully delivered to customers

• Proficient in CSS, HTML, and writing cross-browser compatible code

• Experience using JavaScript building tools like Gulp/ Grunt etc.

• Knowledge of JavaScript MV-VM/MVC frameworks including AngluarJS

• Experience in communicating with users, other technical teams, and management to collect requirements, describe software product features, and technical designs

• Experience in software processes, web services, multi-tiered systems, workflow modeling, systems testing, and enterprise application integration

Tools & Techniques:

• Strong experience with Java and Angular JS

• Strong experience with distributed (multi-tiered) systems, algorithms, and relational/non-relational databases

• Strong knowledge in OOPS concepts and very good debugging skills

Personality traits (desired):

• Excellent analytical and reasoning skills

• Excellent verbal and written communication skills

• Ability to communicate with both business stakeholders and technical teams

• Ability to take full ownership of tasks and willingness to learn and experiment with new technology

• Ability to synthesize requirements underlying feature requests, recommend alternative technical and business approaches, and facilitate engineering efforts to meet aggressive timelines

Responsibilities:

• Prepare technical requirements, software design specifications and unit test cases

• Design, code and modify webpages, from layout to function and according to the design specifications

• Upgrade, configure and debug existing web applications

• Create reusable, effective, and scalable code

• Identify bottlenecks and bugs in the system and develop solutions

• Adapt interface for modern internet applications using the latest front-end technologies

• Take ownership and responsibility of components/processes within the team

• Support other developers with code review, etc.