angel.oprea
Angel Oprea

Angel Oprea

Bucharest, Remote

Senior AI & Software Engineer.

12+ years shipping distributed software systems and AI platforms. Architecture, Implementation, Security.

angel@production:~ — zsh

❯
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

What I deliver.

AI Architecture & Integration

Custom agentic systems with tool use, and LLMs wired into production. Claude, GPT, and Gemini integrated into real workflows with structured, auditable outputs, or AI products built from scratch.

AI agents
LLM integration
RAG
Production AI

Software Architecture & Development

Backend and frontend systems, APIs, and microservices that handle millions of operations with low latency and high throughput. Java, Kotlin, Python, and TypeScript, deployed on Kubernetes with event streaming at the core.

Microservices
Kafka
High throughput
Cloud-native

Stories from production.

Each one is a deep dive into the architecture and the results.

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

Synty

Synty

AI platform turning plain-language requirements into fully built, deployed applications through a pipeline of autonomous agents I designed end to end.

Next.js
Python
Kafka
Claude

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

iContab

iContab

Cloud accounting and e-invoicing platform that reads financial documents with AI, posts them to the ledger, and keeps the books compliant.

Kotlin
Spring Boot
Next.js
Claude

AI

View Story

Deutsche Bank

Deutsche Bank

Payments and user modules on Java Spring Boot with GraphQL, Kafka, and Kubernetes on Azure.

Java
Spring
Kafka
Kubernetes

View Story

Microchip Technology

Microchip Technology

SaaS platform for tracking and managing cloud infrastructure tied to microcontrollers. Java backend, React interfaces, CI/CD pipelines.

Java
Spring
Kubernetes

View Story

Let's build something.

Tell me what you are building. You will get an honest assessment of how I would ship it.

Email

angeloprea@outlook.com

Phone

+40 747 026 772

LinkedIn

linkedin.com/in/angeloprea

Location

Bucharest, RO · Remote worldwide