johnsosoka.com
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Featured
Personal tech blog covering software engineering, AI/ML, AWS, and misc homelab/tech projects.
Web Property
AWS Hosted
Featured Projects
A collection of personal projects showcasing serverless architecture, infrastructure as code, and modern web development practices.
library
ifpa-api-python
Typed Python client for the IFPA API
Python
Pydantic
REST API
Type Hints
+1
api
jscom-contact-services
API + serverless queue, backend & multi-target contact service
Python
FastAPI
AWS Lambda
SQS
+3
api
jscom-notion-qr-service
Public API that generates QR codes from Notion webhooks
Python
FastAPI
AWS Lambda
Notion API
+2
api
jscom-newsletter-services
Newsletter subscription API with Cognito authentication
Python
FastAPI
AWS Lambda
DynamoDB
+2
Web Holdings
A collection of web properties spanning technical content, experiments, and personal projects.
sosoka.com
active
The family-name domain, base of operations for Sosoka web holdings.
Web Property
AWS Hosted
neuroboy.com
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A memorial/tribute page for my father John R. Sosoka Jr. (1953-2021).
Web Property
AWS Hosted
Technologies & Tools
Backend engineering with enterprise Java, Python, and cloud-native architectures
Backend Software & Frameworks
36Python
Asyncio & Concurrency
FastAPI
Flask (lightweight)
Pydantic
SQLAlchemy
Jinja2
boto3 (AWS SDK for Python)
MkDocs
Poetry
pytest
Jupyter
Java
Spring Boot
Spring Web / MVC
Spring WebFlux
Spring Data JPA
Spring Security
Spring Cloud
Spring Batch
Spring Integration
Apache Camel
Node.js
Express.js
GraphQL
Apollo GraphQL
Constructor.io (Search)
Elasticsearch / OpenSearch Client
Bash
AutoHotkey (AHK)
Jekyll
Jackson
Lombok
Tomcat
Microservices Architecture
Event-Driven Systems
AI/ML Frameworks & Tools
18LangChain
LangChain4j
LangGraph
Pydantic AI
Spring AI
Model Context Protocol (MCP)
Fast-MCP (Python)
Spring AI MCP Server
LangSmith
Claude Code
Anthropic Claude
OpenAI
Ollama
Vector Redis
Vector DBs
RAG Pipelines
Batch Inference
Prompt Cache
Cloud & Infrastructure
25AWS
Lambda
API Gateway
SQS
SNS
EventBridge
Amazon Kinesis
DynamoDB
S3
RDS
EC2
ECS Fargate
Bedrock
AWS Powertools (Python)
CloudWatch
IAM
SSM
CloudFront
Route53
ACM
CloudFormation
LocalStack
GCP
Terraform
Docker
Git
GitHub
GitLab
GitHub Actions
Jenkins
Puppet
PostgreSQL
Redis
DynamoDB (Data Modeling)
PynamoDB (DynamoDB ODM)
RDS (Postgres / MySQL)
SQLAlchemy
Notion
Discord
Claude Code
Model Context Protocol (MCP)
Obsidian
Homebrew (brew)
Get In Touch
Interested in collaboration or have questions about my projects? A project/volunteer opportunity? Send me a message.
Contact form coming soon!
Reach me directly: johnsosoka.com/contact
Or reach me directly at open.source@sosoka.com