Rajinder Kumar

Experienced and results-driven Senior BigCommerce Developer with 12 years of expertise in ecommerce development, specializing in building, customizing, and scaling robust online stores using the BigCommerce platform. Proficient in PHP and modern JavaScript frameworks, with a strong grasp of BigCommerce APIs (Storefront API, GraphQL, and REST), theme customization (Stencil), and third-party integrations.

Demonstrated success in leading development teams and delivering complex ecommerce projects aligned with performance, security, and scalability standards. Deep knowledge of the full Software Development Life Cycle (SDLC), from requirements gathering and system architecture to deployment and long-term maintenance.

Key strengths include:

• Designing and implementing customized BigCommerce solutions tailored to business-specific needs, including custom apps, checkout enhancements, and headless storefronts.
• Leading and mentoring cross-functional development teams to ensure timely delivery and adherence to best practices.
• Collaborating with project managers, designers, and stakeholders to define scope, technical specifications, and user experiences.
• Conducting detailed code reviews and enforcing high-quality coding standards and documentation practices.
• Integrating BigCommerce with ERP, CRM, payment gateways, shipping APIs, and marketing tools to streamline ecommerce operations.
• Communicating complex technical concepts clearly to non-technical stakeholders and business owners.
• Driving innovation within the team by exploring new tools, libraries, and development techniques to enhance efficiency and product quality.
• Creating and maintaining detailed documentation including architecture diagrams, API workflows, and deployment procedures.

• Venue MarketplaceTechnology: BigCommerce (Stencil Framework, APIs, Webhooks), Mirakle (Vendor Integration), Hawk Search, Twilio, Klaviyo, Third-party Application Integrations
  Responsibility: Tech Lead
  Production Domain: https://venuemarketplace.com/
  Description: Led the development and integration of a complex marketplace solution on BigCommerce, leveraging Stencil for storefront customization. Extensively utilized APIs and Webhooks for seamless third-party application connectivity, including Mirakle for vendor management, Hawk Search for advanced search capabilities, and integrating communication (Twilio) and marketing automation (Klaviyo) tools.
  
• EccotempTechnology: BigCommerce (Stencil Framework, GraphQL, APIs), jQuery, HTML/CSS, Klaviyo
  Responsibility: Team Lead
  Production Domain: https://eccotemp.com/
  Description: Spearheaded the development of a high-performance e-commerce site on BigCommerce, utilizing the Stencil framework for a custom, responsive storefront. Implemented complex data interactions with GraphQL and BigCommerce APIs, and integrated Klaviyo for advanced marketing automation.
  
• PetalsTechnology: BigCommerce (Stencil Framework, GraphQL, APIs), jQuery, HTML/CSS, Klaviyo
  Responsibility: Team Lead
  Production Domain: https://petals.com/
  Description: Led the complete build and customization of an e-commerce platform using BigCommerce's Stencil framework, focusing on enhanced user experience and robust product presentation. Integrated GraphQL and BigCommerce APIs for efficient data fetching and seamless operations, alongside Klaviyo for marketing automation initiatives.
  
• GiorbelloTechnology: BigCommerce (Stencil Framework, GraphQL, APIs), jQuery, HTML/CSS, Klaviyo
  Responsibility: Team Lead
  Production Domain: https://www.giorbello.com/
  Description: Directed the development of a visually rich BigCommerce store, leveraging the Stencil framework for a unique design and responsive layout. Ensured seamless data flow and dynamic content presentation through GraphQL and BigCommerce APIs, complemented by Klaviyo integration for targeted marketing.
  
• BartsPartsTechnology: BigCommerce (Stencil Framework, GraphQL, APIs), jQuery, HTML/CSS, Klaviyo
  Responsibility: Team Lead
  Production Domain: https://bartsparts.com/
  Description: Managed the technical implementation for a comprehensive parts marketplace on BigCommerce. Utilized the Stencil framework for custom storefront development and integrated GraphQL and APIs for complex data management and inventory display, along with Klaviyo for enhanced customer engagement.
  
• High Camp SupplyTechnology: Shopify, jQuery, HTML/CSS, Klaviyo
  Responsibility: Team Lead
  Production Domain: https://highcampsupply.com/
  Description: Led the development and customization of a Shopify e-commerce store, focusing on user experience and site performance. Implemented custom features using jQuery, HTML, and CSS, and integrated Klaviyo for effective email marketing and automation.
  
• Rapid Deployment ShelterTechnology: Shopify, jQuery, HTML/CSS, Klaviyo
  Responsibility: Team Lead
  Production Domain: https://rapiddeploymentshelter.com/
  Description: Directed the development and optimization of a Shopify store, ensuring a responsive design and efficient navigation for specialized products. Applied custom styling and functionality using jQuery, HTML, and CSS, and incorporated Klaviyo for robust customer communication strategies.