[Remote] Staff Engineer, AI Native

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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