Software Engineer

About Costco Wholesale:

Costco Wholesale is a multi-billion-dollar global retailer with warehouse club operations in eleven countries. They provide a wide selection of quality merchandise, plus the convenience of specialty departments and exclusive member services, all designed to make shopping a pleasurable experience for their members.

About Costco Wholesale India:

At Costco Wholesale India, we foster a collaborative space, working to support Costco Wholesale in developing innovative solutions that improve members experiences and make employees jobs easier. Our employees play a key role in driving and delivering innovation to establish IT as a core competitive advantage for Costco Wholesale.

Position Title: Software Engineer Job Description:

Roles & Responsibilities:

Technical Skills:

• Lead the design and implementation of web application's: Architect and oversee the development of scalable, reliable, and secure web applications across frontend and backend systems.
• Drive innovation and adoption of modern web technologies: Research and integrate cutting-edge frameworks, tools, and architectural patterns (e.g., micro-frontends, serverless, edge computing).
• Mentor and guide junior and mid-level engineers: Provide technical leadership, conduct code reviews, and support career development.
• Collaborate with stakeholders across teams: Align engineering solutions with product, design, and business objectives.
• Establish and enforce software engineering best practices: Define standards for code quality, testing, performance, security, and CI/CD.
• Lead system design and architectural decisions: Ensure scalability, maintainability, and performance of distributed web systems.
• Present technical solutions and trade-offs to leadership: Communicate architecture decisions, risks, and business impact to senior stakeholders.
• 8 12 years of experience
• Expert-level proficiency in modern web development: Mastery of Java, Python, JavaScript/TypeScript and frameworks such as React, Next.js, or similar.
• Deep understanding of backend systems and API design: Advanced knowledge of Node.js, microservices architecture, REST/GraphQL APIs.
• Proven ability to build and deploy scalable web systems: Design and implement production-grade, high-performance applications on cloud platforms (GCP/AWS/Azure).
• Experience with cloud-native and distributed systems: Containers, Kubernetes, serverless, and event-driven architectures.
• Strong frontend architecture expertise: Performance optimization, SSR/SSG, state management, and component design.
• Advanced database knowledge: Relational and NoSQL systems, data modeling, and performance optimization.
• Strong security and compliance expertise: Implement authentication, authorization (OAuth, JWT), and secure coding practices.
• Excellent communication and presentation skills: Articulate technical concepts and system design decisions to diverse audiences.

Must Have Skills:

• Java, python (expert level)
• JavaScript/TypeScript (expert level)
• Frontend frameworks: React (preferred), Next.js, or similar
• Backend development: Node.js, API development (REST/GraphQL)
• System design: Microservices, distributed systems, scalable architecture
• Cloud platforms: GCP/AWS (experience building and deploying production applications)
• CI/CD and DevOps: GitHub Actions, Jenkins, or similar
• Database skills: Strong SQL + experience with NoSQL systems
• Web performance optimization and observability (logging, monitoring, tracing)
• Authentication & security: OAuth, JWT, secure API design

Nice to Have Skills:

• Experience with AppSheet for building internal tools or workflow-based applications
• Exposure to micro-frontend architectures
• Experience with edge computing (e.g., CDN-based logic, serverless edge functions)
• Familiarity with design systems and component libraries
• Experience integrating AI/ML APIs into web applications