Codewalla - Backend Developer - Magento

Description :

Job Title : Magento Backend Developer.

Location : Chennai.

Experience : 5+ Years.

Role Overview :

We are seeking a highly skilled Backend Stack Developer with deep experience in Magento 2 to build and maintain cutting-edge headless e-commerce solutions.

This role will require you to design scalable backend systems in Magento. Youll play a critical role in delivering seamless, multi-region, multi-currency experiences, and driving performance, security, and conversion optimizations across the stack.

What will you be working on? :

Magento (Adobe Commerce) Back-End Development :

- Design, develop, and customize Magento 2 solutions including custom modules, themes, and plugins.

- Implement and extend GraphQL and REST APIs for frontend consumption.

- Configure Magento for multi-region, multi-currency, and localized storefronts.

- Build and maintain headless Magento PWA websites integrating with backend services via APIs.

- Integrate third-party systems : ERP, PIM, payment gateways, shipping/logistics, and inventory platforms.

- Utilize Magento architecture : dependency injection, service contracts, events/observers, and plugin mechanisms.

- Manage Magento upgrades, patches, and data migrations with backward compatibility.

- Troubleshoot and resolve backend issues including checkout, cart logic, and third-party conflicts.

- Experience writing sql queries for mysql database in magento.

E-Commerce Performance & Scalability :

- Use Redis, Varnish, and Magento indexing to optimize performance.

- Architect solutions with load balancing, microservices, and API-first design.

- Monitor server-side performance and scalability metrics during peak loads.

- Ensure high availability for regional storefronts during sales campaigns.

Security & Compliance :

- Stay up-to-date with Magento security patches.

- Secure API consumption with headers, tokens, and CSRF protection.

- Maintain secure handling of user data in Magento.

Agile Delivery & Collaboration :

- Work within Agile/Scrum teams with product managers, designers, QA, and DevOps.

- Participate in daily stand-ups, sprint planning, and retrospectives.

- Deliver features end-to-end from ticket to deployment.

- Use CI/CD pipelines for frequent, stable releases.

Continuous Learning & Code Culture :

Back-End (Magento) : Stay current with the Magento ecosystem and share backend insights.

- Proven expertise in Magento 2 development (custom modules, GraphQL, plugin architecture).

- Skilled in backend optimization (Redis, Fastly), performance profiling.

- Experience with Git workflows.

- Strong collaboration and communication skills.

Nice to Have :

- Magento Certification.

- Experience with headless commerce or API-first architecture.

- Knowledge of DevOps tools and pipelines.

- Exposure to A/B testing, analytics tools, and conversion optimization.

Why work at Codewalla?

- Build for scale : Work on products that get investor love and scale to global audiences.

- Be part of AI-native product development : Integrate AI tools into how we design, build, and ship.

- Global exposure : Directly collaborate with US-based startups, VCs, and product teams.

- Learn fast : Small, elite teams with zero bureaucracy and high ownership.

- See your impact : Every decision you make will shape user experience and business outcomes.