Full-Stack Developer - Platform Services SMTS

About the role

This Sr. Software Engineer role sits within the Platform Service team in Salesforce's Digital Marketing Technology organization. The responsibilities encompass architecture, design, implementation, and testing to ensure we build products right and release them with high quality. You will be working with a group of world-class engineers to build the breakthrough features our customers will love, adopt and use while keeping our trusted platform stable and scalable.

Responsibilities

• Design and deliver high-scale distributed systems and APIs supporting Salesforce’s global digital experiences
• Operate effectively in an Agile and DevOps environment where engineers are expected to be able to design and execute the necessary work to ensure quality in their code as well as other engineers'
• Work closely with a team of engineers, product managers, and architects to build new features our internal customers will adopt while keeping our trusted platform stable and scalable
• Develop test strategies, design automation frameworks, write unit/functional tests to drive up code coverage and automation metrics
• Evaluate and adopt modern technologies and AI-assisted engineering workflows that improve developer productivity and software quality
• Help evolve platform capabilities that enable dynamic and personalized customer experiences globally

Requirements

• 6+ years of professional software development experience in designing, building, scaling, and maintaining large-scale, highly performant, and resilient production services
• Bachelor’s or master’s degree in computer science or related technical subject area or equivalent combination of education and experience
• Experience in microservices architecture, domain driven design, and RESTful and GraphQL API's
• Experience building high-scale microservices on AWS (preferred), GCP, or other public cloud substrates
• Experience with AWS components like API Gateway, Lambdas, SNS, SQS, ElastiCache, AppSync etc and NoSQL databases like DynamoDB, Graph databases (Neo4j, Neptune, etc), and Data streams (Kafka, Kinesis, etc)
• Experience developing back-end software using JavaScript or TypeScript and runtimes like Node.js (preferred)
• Experience with web security, including JWT lifecycle management, CORS, CSP, and XSS prevention
• AI fluency and Proven experience using AI coding assistants (Cursor, Windsurf , Codex etc) to accelerate the SDLC (Software Development Life Cycle)
• Experience in test-driven development and testing frameworks like Jest, Playwright, etc
• Experience in Service orchestration using tools like Terraform (preferred)
• Experience in Consumer/B2C identity package implementations such as Okta /Auth0 and Identity protocols like OAuth 2.0, OpenID Connect etc (preferred)

Qualifications

• Deep experitise building and scaling distributed systems
• Hands-on engineer passionate about solving complex platform and architecture challenges
• Strong collaborator who can influence technical direction across organizations
• Engineer who effectively leverages AI-assisted development tools to improve engineering productivity and accelerate software delivery
• Passion for building scalable, reliable, and secure customer-facing systems