Backend Full Stack Developer

360training 360training.com is a rapidly growing leader in online training and certification across a wide range of industries and professions. 360training.com provides customers with the regulated training they need to get and keep jobs they want. Over the years, we have continued to grow our expansive library of regulatory-approved training courses with new content suited for today’s modern workforce. By offering these courses online, all 360training.com users experience the convenience and flexibility of earning their certifications in their own time, from anywhere in the world. At 360training.com, we promote a culture of excellence centered around our two core values: Deliver Results and Do the Right Thing. That focus fosters the success of our employees, while maintaining a team-centric environment which inspires them to do their absolute best. One thing our associates get to experience is the ability to make an impact on day one of working here. 360training offers a compelling compensation package that ties to performance and impact. We offer quality health insurance for employees, their dependents and parent including OPD, dental and vision coverage to meet a variety of needs. We also offer benefits of life and disability, time off, leave encashment, EOBI and gratuity. With twice a year promotion opportunity. Work Hours: The work hours will be 06:00 PM to 03:00 AM Pakistan Standard Time. Backend Full Stack Developer We are looking for a Full Stack Developer with hands-on experience in MedusaJS v2 and modern commerce platforms. This role will work across frontend, backend services, API development, integrations,and commerce workflows to support our LMS and Commerce platforms. The developer should be comfortable owning features end to end, from requirements and design through development, testing, deployment, and production support. In addition to Medusa commerce work, this role may also support other internal projects, platform modernization efforts, and integration initiatives as needed. Responsibilities Develop and maintain server-side logic for Commerce platforms, including services such as backend services, integration services, and new commerce features based on requirements. Design, build, and maintain RESTful APIs for integrations with MedusaJS, HCL Commerce, and other internal or third-party systems. Build scalable backend features using Node.js, JavaScript/TypeScript, and modern backend frameworks. Customize and extend MedusaJS v2, including services, modules, plugins, workflows, and integrations where required. Support commerce workflows such as promotions, carts, checkout, inventory, payments, fulfillment, and notifications. Ensure backend services are secure, scalable, reliable, and optimized for performance. Support other platform, integration, or modernization projects as business needs evolve. Collaborate with frontend developers to ensure smooth integration between backend services, storefront experiences, and admin interfaces. Participate in debugging, production support, code reviews, testing, deployment, and continuous improvement activities. Required Skills and Experience 3+ years of professional experience in backend or full stack development. Hands-on experience with MedusaJS v2 or strong experience with headless commerce platforms and willingness to work deeply with MedusaJS. Strong experience with Node.js, JavaScript, and TypeScript. Good understanding of REST API design, webhooks, asynchronous processing, and backend service integration. Experience with relational databases such as PostgreSQL, SQL Server, or similar. Basic working knowledge of React or modern frontend frameworks to support full stack collaboration. Experience integrating backend systems with third-party platforms, commerce systems, LMS platforms, or internal enterprise applications. Understanding of backend security, authentication, authorization, data protection, scalability, and performance best practices. Ability to troubleshoot issues, communicate clearly, and work collaboratively with product, frontend, QA, and architecture teams. Qualifications Experience with HCL Commerce, or enterprise commerce migration projects. Experience building custom MedusaJS services, modules, plugins, payment integrations, fulfillment integrations, or notification workflows. Good understanding of e-commerce concepts such as product catalog, pricing, promotions, vouchers, carts, checkout, inventory, orders, and fulfillment. Experience with cloud deployment, CI/CD pipelines, Docker, or modern DevOps practices is a plus. What we're looking for? The ideal candidate is someone who is comfortable owning features end to end across backend services, APIs, integrations, and frontend touchpoints. They should be hands-on, collaborative, and able to balance technical quality with delivery timelines.