Senior Backend Engineer & AI Specialist

I build backend and AI systems that scale and perform in production.

Angel Oprea

Angel Oprea

Bucharest, Romania — Available Worldwide

11+ years delivering scalable solutions across banking, fintech and SaaS.
Java, Kotlin, Go, Python, Typescript & AI.

What I Deliver

Modern software development workspace

Backend Architecture & Development

Designing and building backend systems, APIs, and microservices that handle millions of operations, supporting low latency and high throughput.

Futuristic AI agents cityscape

AI Agents & Automation

Custom agentic solutions with tool use. Autonomous systems that perform complex tasks, make decisions, and replace manual processes.

AI integration abstract visualization

AI Integration & LLM Solutions

Seamless integration of LLM models into existing production systems or developing AI solutions from scratch.

Java

Java

Kotlin

Kotlin

Spring Boot

Spring Boot

Python

Python

Go

Go

Kafka

Kafka

Apache Spark

Apache Spark

Databricks

Databricks

PostgreSQL

PostgreSQL

Oracle

Oracle

MongoDB

MongoDB

Redis

Redis

Elasticsearch

Elasticsearch

GraphQL

GraphQL

React

React

Next.js

Next.js

TypeScript

TypeScript

Java

Java

Kotlin

Kotlin

Spring Boot

Spring Boot

Python

Python

Go

Go

Kafka

Kafka

Apache Spark

Apache Spark

Databricks

Databricks

PostgreSQL

PostgreSQL

Oracle

Oracle

MongoDB

MongoDB

Redis

Redis

Elasticsearch

Elasticsearch

GraphQL

GraphQL

React

React

Next.js

Next.js

TypeScript

TypeScript

Java

Java

Kotlin

Kotlin

Spring Boot

Spring Boot

Python

Python

Go

Go

Kafka

Kafka

Apache Spark

Apache Spark

Databricks

Databricks

PostgreSQL

PostgreSQL

Oracle

Oracle

MongoDB

MongoDB

Redis

Redis

Elasticsearch

Elasticsearch

GraphQL

GraphQL

React

React

Next.js

Next.js

TypeScript

TypeScript

Docker

Docker

Kubernetes

Kubernetes

AWS

AWS

Azure

Azure

Terraform

Terraform

Helm

Helm

GitHub

GitHub

Google Cloud

Google Cloud

Datadog

Datadog

Grafana

Grafana

Prometheus

Prometheus

GPT

GPT

Claude

Claude

Gemini

Gemini

LangChain

LangChain

PyTorch

PyTorch

TensorFlow

TensorFlow

Docker

Docker

Kubernetes

Kubernetes

AWS

AWS

Azure

Azure

Terraform

Terraform

Helm

Helm

GitHub

GitHub

Google Cloud

Google Cloud

Datadog

Datadog

Grafana

Grafana

Prometheus

Prometheus

GPT

GPT

Claude

Claude

Gemini

Gemini

LangChain

LangChain

PyTorch

PyTorch

TensorFlow

TensorFlow

Docker

Docker

Kubernetes

Kubernetes

AWS

AWS

Azure

Azure

Terraform

Terraform

Helm

Helm

GitHub

GitHub

Google Cloud

Google Cloud

Datadog

Datadog

Grafana

Grafana

Prometheus

Prometheus

GPT

GPT

Claude

Claude

Gemini

Gemini

LangChain

LangChain

PyTorch

PyTorch

TensorFlow

TensorFlow

My Stories

ING

ING

Distributed banking platform handling millions of concurrent operations. Java, Kotlin & Go microservices with Kafka streaming, AI integration for mortgage scoring. Cloud-native on Azure & K8s.

Java
Kotlin
Go
Spring
Kafka
Python
Kubernetes

AI

View Story

Thales

Thales

SaaS tooling for IoT infrastructure across ground stations. Java, Kotlin & Go microservices with real-time Kafka telemetry pipelines. Python for AI-driven analytics. Azure, Docker, Kubernetes.

Java
Kotlin
Go
Spring
Kafka
Python
Kubernetes

AI

View Story

Get In Touch

Contact Information
Email

angeloprea@outlook.com

Location

Bucharest, Romania / Remote

Phone

+40747026772

LinkedIn
linkedin.com/in/angeloprea
Send Me a Message