I Routed Codex to DeepSeek with CC Switch
A short walkthrough of using CC Switch local routing so Codex can call DeepSeek V4 Pro without hand-editing client config.
May 31, 2026 • 5 min readAjit Goel
Senior Solution Architect • AWS / Java / .NET / Event-Driven Systems
About Me
I am a Senior Solution Architect and platform engineer with 20+ years of experience designing and delivering cloud-native, event-driven distributed systems.
From architecting real-time personalization engines processing 10 TB of data to leading $1.6B revenue platforms, I focus on building reliable, high-throughput systems that solve complex business challenges.
AWS Architecture
Java Spring Boot
.NET Core
Event-Driven Design
Reliability Engineering
AI-Assisted Workflows
Kubernetes
Kafka
Professional Experience
Senior Staff Engineer
Safeway (Albertsons Companies)
- Architected a real-time personalization platform delivering 10 TB of tailored health recommendations to 1.8M users.
- Implemented a rules-based orchestration engine using Java SpEL, improving release velocity and maintainability.
- Eliminated vendor dependency by replacing third-party engines with internally owned Java/React platforms.
Senior Software Engineer
Amazon Pharmacy
- Owned a content-delivery API sustaining 5,700 RPS at peak load on AWS ECS + S3.
- Engineered dynamic throttling and incident-response rate controls via AWS AppConfig.
- Led critical migration of high-value applications from AWS CDK v1 to CDK v2.
Technical Leader
JPMorgan Chase & Co.
- Led architecture for an 8-application Fee Billing suite processing 44M records/month ($1.6B annual revenue).
- Achieved 10% throughput improvement using streaming ingestion and single-pass EF Core query patterns.
- Drove platform transformation from semiannual manual releases to continuous delivery via Jenkins.
Latest Insights
How Authentication Actually Works in a Spring Boot App
A practical walkthrough of login redirects, bearer tokens, refresh tokens, HttpOnly cookies, and what Spring Security validates on every request.
April 18, 2026 • 8 min readWalking a Staff Interview on Event-Driven Architecture
A start-to-finish breakdown of an order fulfillment system design answer using Kafka, DLQs, backpressure, and eventual consistency.
April 16, 2026 • 10 min readHelpdesk Agent, Part 1: A Prototype That Keeps the Hard Parts In
Why this prototype is useful precisely because it keeps retrieval, approvals, and failure paths visible.
April 16, 2026 • 7 min readHelpdesk Agent, Part 2: The Agent Loop Is a State Machine
Following a single request through the LangGraph loop and treating the workflow as an explicit state machine.
April 16, 2026 • 7 min readHelpdesk Agent, Part 3: Retrieval Honest Path
ChromaDB retrieval, confidence scoring, and why a production knowledge path needs versioning and freshness.
April 16, 2026 • 8 min readHelpdesk Agent, Part 4: Tool Scoping vs Prompt Filtering
Prompt injection defense, role boundaries, and why scoped tool binding is the stronger security control.
April 16, 2026 • 8 min readHelpdesk Agent, Part 5: The Prototype and Real Users
Human approval, audit logging, tracing, and where the prototype starts to break once real users enter.
April 16, 2026 • 9 min readOptimizing T-SQL for Encrypted Columns
A deep-dive into improving SQL performance when dealing with database-level encryption using partial indexing.
March 8, 2017 • 6 min readImproving .NET Serialization with ProtoBuf
Migrating from XML to ProtoBuf.Net to achieve massive performance gains in high-throughput applications.
July 10, 2016 • 5 min read