LLM Serialization Comparison

Compare token efficiency across different serialization formats for LLM contexts

Input JSON

{
    "basics": {
        "name": "John Leonardo",
        "email": "j@jdleo.me",
        "location": "San Jose, California",
        "website": "jdleo.me",
        "summary": "Senior Software Engineer with 5+ years specializing in scalable distributed systems (80k+ RPS) and AWS infrastructure. Proven track record in ML/AI model deployment, microservice architecture, and system optimization driving measurable business revenue."
    },
    "work": [
        {
            "company": "Roblox",
            "position": "Senior Software Engineer",
            "startDate": "2025-06",
            "endDate": "Present",
            "summary": "Led cross-functional team of 4 to architect and deliver multi-agent AI system that automated performance evaluation workflows. Architected a multi-tenant AI backend using GraphQL and request batching, reducing P99 latency by 60%. Directed a team of 4 to deploy specialized AI agents, optimizing Python data pipelines to handle 80k+ RPS."
        },
        {
            "company": "Amazon",
            "position": "Software Engineer II",
            "startDate": "2021-09",
            "endDate": "2025-06",
            "summary": "Delivered and deployed a RoBERTa-based NER Query Understanding solution using an ensemble model architecture, confirming $290MM additional revenue. Key contributor to the launch of Rufus, Amazon's LLM-based shopping assistant. Upgraded Amazon Search service infrastructure (80k TPS) and migrated systems from legacy Apollo to AWS."
        },
        {
            "company": "IBM",
            "position": "Software Engineer",
            "startDate": "2020-08",
            "endDate": "2021-08",
            "summary": "Engineered a Salesforce-to-OpenShift integration for batch processing, increasing throughput by 300%. Architected a RESTful abstraction layer over legacy print infrastructure and containerized the service with Docker and OpenShift."
        }
    ],
    "education": [
        {
            "institution": "California State University, Sacramento",
            "area": "Computer Science with Minor in Mathematics",
            "studyType": "B.S.",
            "startDate": "2017-08",
            "endDate": "2020-05",
            "gpa": null
        }
    ],
    "skills": {
        "technical": [
            "Python",
            "JavaScript",
            "TypeScript",
            "Java",
            "React",
            "Spring Boot",
            "FastAPI",
            "Node.js",
            "Express",
            "Rust",
            "Go",
            "Elixir",
            "AWS (S3, Lambda, ECS, CloudWatch, DynamoDB)",
            "Kubernetes",
            "Docker",
            "Terraform",
            "GitLab CI/CD",
            "PostgreSQL",
            "MongoDB",
            "Redis",
            "Firestore",
            "Model deployment (ONNX, Triton)",
            "fine-tuning transformers (RoBERTa, BERT)",
            "A/B testing",
            "Anthropic Claude",
            "OpenAI GPT",
            "TensorFlow",
            "Jupyter"
        ],
        "soft": [
            "Technical leadership",
            "Mentoring",
            "Cross-functional team leadership",
            "Technical interviewing"
        ],
        "languages": []
    },
    "certifications": []
}