WordPress & Shopify Developer

Job Details

- Job Title: Senior Backend Engineer

- Industry: SAAS

- Function – Information Technology

- Experience Required: 5-8 years

- Working Days: 6 days a week, (5 days-in-office, Saturdays WFH)

- Employment Type: Full Time

- Job Location: Bangalore

- CTC Range: Best in Industry

Preferred Skills: AWS, NodeJS, RESTful APIs, NoSQL

Criteria

· Minimum 5+ years in backend engineering with strong system design expertise

· Experience building scalable systems from scratch

· Expert-level proficiency in Node.js

· Deep understanding of distributed systems

· Strong NoSQL design skills

· Hands-on AWS cloud experience

· Proven leadership and mentoring capability

· Preferred candidates from SAAS/Software/IT Services based startups or scaleup companies

Job Description

The Role:

What You’ll Build:

1. System Architecture & Design

● Architect highly scalable backend systems from the ground up

● Define technology choices: frameworks, databases, queues, caching layers

● Evaluate microservices vs monoliths based on product stage

● Design REST, GraphQL, and real-time WebSocket APIs

● Build event-driven systems for asynchronous processing

● Architect multi-tenant systems with strict data isolation

● Maintain architectural documentation and technical specs

2. Core Backend Services

● Build high-performance APIs for 3D content, XR experiences, analytics, and user interactions

● Create 3D asset processing pipelines for uploads, conversions, and optimization

● Develop distributed job workers for CPU/GPU-intensive tasks

● Build authentication/authorization systems (RBAC)

● Implement billing, subscription, and usage metering

● Build secure webhook systems and third-party integration APIs

● Create real-time collaboration features via WebSockets/SSE

3. Data Architecture & Databases

● Design scalable schemas for 3D metadata, XR sessions, and analytics

● Model complex product catalogs with variants and hierarchies

● Implement Redis-based caching strategies

● Build search and indexing systems (Elasticsearch/Algolia)

● Architect ETL pipelines and data warehouses

● Implement sharding, partitioning, and replication strategies

● Design backup, restore, and disaster recovery workflows

4. Scalability & Performance

● Build systems designed for 10x–100x traffic growth

● Implement load balancing, autoscaling, and distributed processing

● Optimize API response times and database performance

● Implement global CDN delivery for heavy 3D assets

● Build rate limiting, throttling, and backpressure mechanisms

● Optimize storage and retrieval of large 3D files

● Profile and improve CPU, memory, and network performance

5. Infrastructure & DevOps

● Architect AWS infrastructure (EC2, S3, Lambda, RDS, ElastiCache)

● Build CI/CD pipelines for automated deployments and rollbacks

● Use IaC tools (Terraform/CloudFormation) for infra provisioning

● Set up monitoring, logging, and alerting systems

● Use Docker + Kubernetes for container orchestration

● Implement security best practices for data, networks, and secrets

● Define disaster recovery and business continuity plans

6. Integration & APIs

● Build integrations with Shopify, WooCommerce, Magento

● Design webhook systems for real-time events

● Build SDKs, client libraries, and developer tools

● Integrate payment gateways (Stripe, Razorpay)

● Implement SSO and OAuth for enterprise customers

● Define API versioning and lifecycle/deprecation strategies

7. Data Processing & Analytics

● Build analytics pipelines for engagement, conversions, and XR performance

● Process high-volume event streams at scale

● Build data warehouses for BI and reporting

● Develop real-time dashboards and insights systems

● Implement analytics export pipelines and platform integrations

● Enable A/B testing and experimentation frameworks

● Build personalization and recommendation systems

Technical Stack:

1. Backend Languages & Frameworks 

●  Primary: Node.js (Express, NestJS), Python (FastAPI, Django)

●  Secondary: Go, Java/Kotlin (Spring)

●  APIs: REST, GraphQL, gRPC

2. Databases & Storage

● SQL: PostgreSQL, MySQL

● NoSQL: MongoDB, DynamoDB

● Caching: Redis, Memcached

● Search: Elasticsearch, Algolia

● Storage/CDN: AWS S3, CloudFront

● Queues: Kafka, RabbitMQ, AWS SQS

3. Cloud & Infrastructure: 

● Cloud: AWS (primary), GCP/Azure (nice to have)

● Compute: EC2, Lambda, ECS, EKS

● Infrastructure: Terraform, CloudFormation

● CI/CD: GitHub Actions, Jenkins, CircleCI

● Containers: Docker, Kubernetes

4. Monitoring & Operations 

● Monitoring: Datadog, New Relic, CloudWatch

● Logging: ELK Stack, CloudWatch Logs

● Error Tracking: Sentry, Rollbar

● APM tools

5. Security & Auth

● Auth: JWT, OAuth 2.0, SAML

● Secrets: AWS Secrets Manager, Vault

● Security: Encryption (at rest/in transit), TLS/SSL, IAM

What We’re Looking For:

1. Must-Haves

● 5+ years in backend engineering with strong system design expertise

● Experience building scalable systems from scratch

● Expert-level proficiency in at least one backend stack (Node, Python, Go, Java)

● Deep understanding of distributed systems and microservices

● Strong SQL/NoSQL design skills with performance optimization

● Hands-on AWS cloud experience

● Ability to write high-quality production code daily

● Experience building and scaling RESTful APIs

● Strong understanding of caching, sharding, horizontal scaling

● Solid security and best-practice implementation experience

● Proven leadership and mentoring capability

2. Highly Desirable

● Experience with large file processing (3D, video, images)

● Background in SaaS, multi-tenancy, or e-commerce

● Experience with real-time systems (WebSockets, streams)

● Knowledge of ML/AI infrastructure

● Experience with HA systems, DR planning

● Familiarity with GraphQL, gRPC, event-driven systems

● DevOps/infrastructure engineering background

● Experience with XR/AR/VR backend systems

● Open-source contributions or technical writing

● Prior senior technical leadership experience

Technical Challenges You’ll Solve:

● Designing large-scale 3D asset processing pipelines

● Serving XR content globally with ultra-low latency

● Scaling from thousands to millions of daily requests

● Efficiently handling CPU/GPU-heavy workloads

● Architecting multi-tenancy with complete data isolation

● Managing billions of analytics events at scale

● Building future-proof APIs with backward compatibility

Why company:

● Architectural Ownership: Build foundational systems from scratch

● Deep Technical Work: Solve distributed systems and scaling challenges

● Hands-On Impact: Design and code mission-critical infrastructure

● Diverse Problems: APIs, infra, data, ML, XR, asset processing

● Massive Scale Opportunity: Build systems for exponential growth

● Modern Stack and best practices

● Product Impact: Your architecture directly powers millions of users

● Leadership Opportunity: Shape engineering culture and direction

● Learning Environment: Stay at the forefront of backend engineering

● Backed by AWS, Microsoft, Google

Location & Work Culture:

● Location: Bengaluru

● Schedule: 6 days a week, (5 days-in-office, Saturdays WFH)

● Culture: Builder mindset, strong ownership, technical excellence

● Team: Small, highly skilled backend and infra team

● Resources: AWS credits, latest tooling, learning budget

• Must have relevant experience of 3/7 years in working with Shopify and Shopify Plus stores
• Strong hands to Install & Customize new Shopify
• Basic experience in writing Ruby scripts to runpromotions
• Experience in integrating external API’s
• Proficiency in 3^rdparty integration like ERP- Netsuite, SAP, Odoo, Microsoft Dynamics, Sage, Epicor etc.
• Experience in Implementing Shopify Ajax API, Admin APIs and configuring third partyapps
• Experience working with the following technologies: JavaScript (JQuery), XML, JSON, SQL, PHP, CSS3
• Good knowledge of front-end development and liquid programming language
• Knowledge in other E-Commerce platforms like Magento, woo-commerce, Big-commercewill be 
• Hands on Experience with OOP PHP (2+years)
• Familiarity with GIT
• Understanding of building custom, private and embeddedapps
• Demonstrated ability to adapt and work with team members of various experience levels
• Ability to work with minimal direction with a focus on customer satisfaction
• Communication should be excellent.

Roles and Responsibilities

• PHP and WordPress development, WordPress CMS Installation, theme customizations.
• Handle Team of developers
• Responsible for plugin development, theme integration.
• Responsible for handling a project independently.
• Developing requirements & planning documentation considering the WordPress framework.
• Customizing and publishing content using existing WordPress themes.
• Collaborate with the designing and programming team.
• Communicating with and managing multiple clients.
• Proactively review WordPress components, widgets, and plugins to keep all solutions at the cutting-edge and maintain security.
• Developing, maintaining and optimizing secure, reusable and scalable websites.
• Work closely with Project Managers and other members of the Development Team to develop detailed specification documents with clear project deliverables and timelines, and to ensure timely completion of deliverables.
• Communicate to the Project Manager with efficiency and accuracy of any progress or delays Engage in outside-the-box thinking to provide high value-of-service to the clients.

Ideal skills and experience required

• min. 1-2 years experience in PHP and WordPress development, WordPress CMS Installation, theme customizations.
• Leadership quality to run the tech team on website on WordPress, UIs and technical efficiency towards improving and tracking the faults on daily basis and resolving abilities
• Projection towards campaigns from the technical (website) point of view
• Experience of at least 2 international projects.
• Ability to work in an Agile /SCRUM environment.
• Should have problem-solving, prioritizing tasks, and multi-tasking abilities
• Knowledge of consuming and creating Web Services is a plus.
• Good time-management skills.
• Great interpersonal and communication skills.
• Should possess strong knowledge of SEO, Secure sites, WordPress, Web Design
• Good knowledge of WordPress development and life cycle (theme hierarchy, plugins, etc.
• Strong understanding of PHP back-end development. Experience in front-end technologies like HTML5,CSS3,Bootstrap4,JavaScript,PHP.
• Basic Knowledge of Core PHP, MySQL Database.
• Experience in designing and developing responsive design websites.
• Ability to understand CSS changes and their ramifications to ensure consistent style across platforms and browsers

Expereince : 2-4 yrs experience

• Experience in woocommerce customization
• Experience in theme and plugin customization
• Knowledge of Jquery & Javascript is an added advantage.
• Hands on experience with any E-commerce website will be an advantage

• Strong knowledge of WordPress Platform
• Expertise in WordPress Custom Theme Development and Plugin Development
• Expertise in WP Plugin Integration (WooCommerce, WPML, Membership plugins etc)
• Should understand how to make WordPress manageable from admin panel
• Understands WP architecture and knows how to perform database and code optimization for WordPress
• Expertise in HTML5, CSS3, JavaScript
• Proficiency in PHP/MYSQL and AJAX
• A thorough understanding of cross-browser compatibility issues
• Strong understanding of responsive web design techniques
• An ability to work on multiple projects and tasks at the same time
• Great attention to detail, highly organized
• A positive and upbeat attitude with the ability to learn quickly
• Minimum 4 years of experience in WordPress Development
• Experience with Magento, and Shopify (preferred)
• Excellent written and spoken English
• The ability to adapt to a diverse and multicultural environment
• A reliable workstation with a fast computer, microphone and speakers, reliable internet and power for working remotely

YOUR DUTIES AND TASKS:

• Developing and providing maintenance support for WordPress sites
• Developing custom themes and plugins
• Migrating websites from other platforms to WordPress
• Integrating and setting up plugins like WPML, WooCommerce, Membership, etc.
• Optimizing page speed of WordPress sites
• Implementing SEO/CRO best practices in WordPress sites
• Transforming complex PSD layouts into pixel-perfect presentation layer HTML5/CSS3 templates
• Creating responsive website designs
• Working under tight deadlines
• Handling multiple projects at the same time
• Producing high-quality work with a strong focus on detail