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Hi, I'm Surya TejaPython Developer • AI / ML • GenAI Engineer

I build scalable Python systems - from backend APIs and data pipelines to machine learning models, LLM-powered applications, and production AI workflows deployed in the real world.

Tech Stack
Python
AI / ML
LLMs / GenAI
AI Agents
LangChain / LangGraph
Vector Search (RAG)
FastAPI
AWS
MongoDB
Neo4j
SQL
MLflow
Docker
GitHub
Professional Experience

Work Experience

A journey through my professional career and key achievements

Senior Python Developer

Delta Dental Insurance

Mar 2024 - Present

Los Angeles, CA, USA

Working on enterprise-scale healthcare insurance platforms, leading the development of secure, cloud-native, microservices-based systems to support member management, claims processing, and provider-facing applications with high availability and regulatory compliance.

  • Designed and developed Angular-based user interfaces with responsive design, role-based behavior, and strong UI/UX consistency for insurance operations platforms
  • Designed and developed backend services using Python and FastAPI to implement core business logic for eligibility, claims, and member workflows
  • Built secure, versioned RESTful APIs with request validation, structured error handling, centralized logging, and asynchronous processing for high-concurrency services
  • Designed and optimized PostgreSQL database schemas to ensure ACID-compliant transactions, data integrity, and performance at scale
  • Built and managed scalable AWS infrastructure using EC2, RDS, S3, IAM, and CloudWatch to support highly available cloud-native applications
  • Containerized services using Docker, orchestrated deployments with Kubernetes, and automated CI/CD pipelines to enable reliable, zero-downtime releases
PythonFastAPIAngularTypeScriptPostgreSQLApache KafkaAWSDockerKubernetesCI/CD PipelinesOAuth2JWTRBACMFAREST APIsOpenAPI / SwaggerMicroservices Architecture

Python Developer

First Citizens Bank

Oct 2021 - Feb 2024

Los Angeles, CA, USA

Worked on enterprise-scale digital banking platforms, designing cloud-native, microservices-based backend systems to support secure, real-time financial transactions with high availability, scalability, and regulatory compliance.

  • Led backend architecture and development using Python and FastAPI, building high-performance asynchronous services for real-time, high-concurrency financial workloads
  • Designed and implemented secure, versioned RESTful APIs with strong validation, centralized logging, and structured error handling for enterprise integrations
  • Engineered and optimized PostgreSQL database schemas to ensure ACID-compliant transactions and high-performance processing for financial systems
  • Designed event-driven microservices architectures using Apache Kafka to support transaction notifications, fraud detection, and reconciliation workflows
  • Built and managed scalable AWS cloud infrastructure using EC2, RDS, S3, API Gateway, IAM, and CloudWatch to ensure reliability and fault tolerance
  • Containerized services with Docker and orchestrated deployments using Kubernetes and GitLab CI/CD to enable automated, zero-downtime releases
PythonFastAPIPostgreSQLApache KafkaAWSDockerKubernetesGitLab CI/CDOAuth2JWTRBACREST APIsOpenAPI / SwaggerMicroservices Architecture

Python Developer

HomeGoods

Jan 2020 - Sep 2021

Framingham, MA, USA

Designed and enhanced retail and inventory management platforms supporting order tracking and store-level operations, focusing on scalability, performance, and high availability during peak retail traffic.

  • Designed and developed responsive, user-friendly interfaces using HTML5, CSS3, and Bootstrap for internal retail and inventory management workflows
  • Enhanced backend reliability by implementing structured error handling, request validation, and logging to stabilize high-traffic order and inventory workflows
  • Developed backend services using Flask to support order tracking, inventory synchronization, and store-level operations
  • Designed and implemented scalable RESTful APIs to integrate store systems, warehouses, and external logistics providers
  • Modeled and optimized MongoDB data schemas to improve data consistency, performance, and availability across retail locations
  • Deployed and containerized applications on AWS using Docker and Nginx to ensure scalable, reliable, and production-ready deployments
PythonFlaskHTML5CSS3BootstrapMongoDBAWSDockerNginxREST APIsPostmanMicroservices Architecture

Python Developer

Pramati Technology Pvt Ltd

Jul 2018 - Dec 2019

Hyderabad, India

Designed and developed scalable backend services for customer onboarding and profile management systems, focusing on secure RESTful APIs, data-driven workflows, and cloud-integrated solutions while following enterprise engineering standards.

  • Designed, developed, and optimized backend services using Python, Django, and Django REST Framework for customer onboarding and profile management workflows
  • Built and maintained secure RESTful APIs with robust input validation and documentation using Swagger and Postman
  • Implemented JWT-based authentication and role-based access control (RBAC) to protect sensitive customer data
  • Designed and optimized MySQL database schemas to improve query performance, data integrity, and transactional consistency
  • Integrated AWS S3 for secure document storage and retrieval in onboarding workflows
  • Supported machine learning–based validation workflows using TensorFlow and Scikit-Learn to improve data quality
  • Collaborated with senior engineers, QA teams, and business stakeholders to deliver secure, production-ready features
PythonDjangoDjango REST FrameworkMySQLAWS S3DockerJenkinsGitLab CI/CDJWTRBACREST APIsSwaggerTensorFlowScikit-Learn
Latest Github Projects

Open Source Projects

Check out my public portfolio projects on Github

Skills & Technologies

Technical Proficiency

Python & Backend

APIs, microservices, and high-scale backend systems

Python

Hot
ProficiencyExpert

FastAPI

Hot
ProficiencyAdvanced

Django & DRF

ProficiencyAdvanced

Flask

ProficiencyAdvanced

REST APIs

Hot
ProficiencyAdvanced

Asynchronous Processing

ProficiencyAdvanced

Microservices Architecture

Hot
ProficiencyAdvanced

PostgreSQL

ProficiencyAdvanced

MySQL

ProficiencyAdvanced

MongoDB

ProficiencyAdvanced

AI, ML & Data

Machine learning, data validation, and analytics workflows

TensorFlow

ProficiencyAdvanced

PyTorch

Hot
ProficiencyAdvanced

Scikit-Learn

ProficiencyAdvanced

Pandas & NumPy

ProficiencyAdvanced

Data Validation Pipelines

ProficiencyAdvanced

Event-Driven Processing (Kafka)

Hot
ProficiencyAdvanced

Cloud, DevOps & Security

Cloud-native systems, CI/CD, and enterprise security

AWS (EC2, RDS, S3, IAM, CloudWatch)

Hot
ProficiencyAdvanced

Docker

Hot
ProficiencyAdvanced

Kubernetes

ProficiencyAdvanced

CI/CD (GitLab, Jenkins)

ProficiencyAdvanced

OAuth2, JWT, RBAC, MFA

Hot
ProficiencyAdvanced

Nginx

ProficiencyAdvanced

Linux

ProficiencyAdvanced

Monitoring & Production Support

ProficiencyAdvanced

Frontend & UX

Enterprise UI development and user experience

Angular

Hot
ProficiencyAdvanced

TypeScript

ProficiencyAdvanced

React

ProficiencyAdvanced

HTML5 / CSS3 / Bootstrap

ProficiencyAdvanced

Role-Based UI & Accessibility

ProficiencyAdvanced