Note: The job is a remote job and is open to candidates in USA. Sony Engagement Platform Services (SEPS) is seeking an AI-native Staff Software Engineer to develop secure, scalable applications for the Sony Engagement Platform. The role combines hands-on full-stack engineering and architecture with directing AI agents throughout the software delivery lifecycle.
Responsibilities
- Architect, design and develop RESTful API Endpoints, ensuring high performance, scalability and maintainability
- Collaborate closely with front-end engineers to build dynamic, responsive, and user-centric web applications that deliver seamless user experiences
- Define robust data models and database schemas, and manage relational or NoSQL databases with a strong emphasis on data integrity and performance optimization
- Direct and govern AI coding agents across the delivery lifecycle, setting context, reviewing agent-generated output, and enforcing SEPS delivery standards at every gate
- Design and maintain agent workflows using agentic coding tools (Claude Code, Cursor, Copilot) and the AI-native development framework, ensuring structured, auditable, and high-quality delivery
- Configure and maintain prompt engineering patterns, structured output schemas, with rules and guardrails to align agent behavior with SEPS platform standards
- Trace, debug, and triage agent tool calls, prompt failures, and unexpected outputs, maintaining visibility into AI-assisted delivery at every stage
- Create and maintain clear, comprehensive documentation for application architecture, design, configuration, and ongoing maintenance
- Provide accurate task estimations and delivery timelines, contributing to effective sprint planning and execution
- Participate in the on-call rotation, responding promptly to production issues and ensuring system stability and uptime
- Mentor and support junior engineers, fostering a culture of AI-native ways of working, learning, and continuous improvement
- Honesty, trustworthiness and ethical conduct are material requirements for the responsibilities outlined above
Skills
- 8+ years professional experience working with medium/large complex code bases
- Experience in Full Stack development
- Experience with one or more of the following programming languages: Java, Go, or Python
- Experience in REST API design and implementation
- Highly Proficient in HTML, CSS, the JavaScript ecosystem and familiarity with popular frameworks like React, Angular, Ember, Jest, Babel, and TypeScript
- Knowledgeable in UI/UX design principles
- Demonstrated proficiency with AI-native coding tools (Claude Code, Cursor, or GitHub Copilot) as a primary delivery vehicle, not a productivity add-on
- Working knowledge of prompt engineering, context management, and structured output patterns
- Familiarity with agent development concepts, tool use, function calling, approvals, and workflow chaining
- Awareness of secure AI coding practices including prompt injection, sandbox basics, and access control
- Strong communication and interpersonal skills
- Desire to collaborate and to develop strong and positive team relationships
- Attention to detail, organizational skills, a strong work ethic and the ability to work independently
- Bachelor's degree in Computer Science or related field, or at least three years of proven experience in lieu of a degree
- Demonstrated ability to write clean, maintainable, and well-documented code
- Database management, cloud technologies (AWS), and containerization (Docker, Kubernetes)
- Knowledge of React best practices
- Familiarity with DevOps tools and practices, including CI/CD pipelines
- Automated deployment tools (e.g. Terraform, Ansible, Jenkins)
- Experience with the AI-native development framework (e.g. BMad Method)
- Familiarity with MCP, A2A concepts, tool-connection patterns, and agent skill configuration
- Eval basics, writing test cases, applying LLM-as-judge concepts, and defining acceptance criteria for AI-generated output
- Experience tracing and debugging prompt chains, tool calls, and agent failures
- Understanding of hallucination reduction techniques, prompt caching, and model fallback strategies
- Excellent problem-solving skills and attention to detail
- Experience with Agile development methodologies such as SAFe, Scrum
Benefits
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): comprehensive medical, prescription drug, dental, and vision coverage with coverage for spouses/domestic partners and child dependents, including access to a Health Savings Account (HSA) and Flexible Spending Account (FSA)
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): employee assistance plan and comprehensive behavioral health benefits
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): fertility benefits, including surrogacy, and adoption assistance programs
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): basic and supplemental life insurance for employees, as well as supplemental life insurance coverage for their spouses/domestic partners and children
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): voluntary benefits such as group legal, identity theft protection, accident, and hospital indemnity insurance
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): short-term and long-term disability plans
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): up to 12 weeks of paid parental and caregiver leave
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): 401(k) Plan with pre-tax, Roth, and after-tax options and company match with immediate vesting
- For benefits-eligible employees (generally regular employees scheduled to work 20 or more hours a week): education assistance and student loan programs
- Flexible Work Arrangements including hybrid work schedules
- Vacation, paid holidays, sick leave, Summer Fridays (early release), and a winter break between Christmas and New Year’s Day (based on business needs)
- Referral bonuses (subject to eligibility)
- Matching gift program
- A wide variety of employee business resource groups (EBRGs)
- Special discounts on Sony products, offered exclusively to Sony employees
- Employee stock purchase plan (Sony covers commissions and fees for your Sony stock purchases made through after-tax payroll deductions)
- This position is eligible to be performed remotely
Company Overview
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