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Matlab Abbaszada · Backend Developer & AI Engineer

Backend Systems For Real Business Impact

I design resilient backend architectures and ship AI features that hold up in production. Focused on microservices, secure auth, and RAG-driven systems that deliver measurable impact.

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MicroservicesRAG SystemsSecure AuthKubernetes

Experience

Career Journey

Roles focused on backend reliability, security, and AI delivery, spanning production systems and developer mentoring.

EPAM Systems

04.2026 — Current

Software Engineer

→Building scalable backend services for enterprise clients.
→Focusing on performance, reliability, and secure integrations.

Education Development Fund

04.2025 — Current

Java Educator

→Led mentoring in Core Java, Java SE/EE and Spring Boot.
→Taught PostgreSQL, Git/GitHub, and Docker for deployment workflows.
→Mentored developers on real-world production practices.

Andersen Lab

09.2025 — 03.2026

Backend Developer & Team Lead

→Team lead for a digital banking system: onboarding, accounts, payments, loans, notifications.
→Designed microservices architecture with Spring Boot, PostgreSQL, secure auth, and API gateway.
→Ensured performance and fault tolerance using Kafka, Redis, Docker/Kubernetes.
→Implemented PCI DSS, GDPR, OWASP security standards.

Family School

02.2025 — 09.2025

Backend Developer & AI Engineer

→Built AI chatbot with Gemini integration, Gemini integration with text-to-speech and speech-to-text.
→Integrated external Word API for definitions, pronunciation, and language learning.
→Developed speech scoring system and automatic topic generation for conversation practice.

AVTOSTOP Project

09.2024 — 01.2025

Backend Developer & AI Engineer

→Implemented RAG, embeddings, and PGVector workflows.
→Built OAuth2 & Keycloak authentication flows.
→Designed Spring Boot APIs with advanced AI features.

Sohbatgah Project

08.2024 — 01.2025

Full Stack Developer & AI Engineer

→Built backend in Spring Boot with Gemini AI integration.
→Implemented multimodal conversation flows and RAG for context-aware answers.
→Developed secure frontend with Spring Security integration.

LTC Lab

07.2024 — 01.2025

Java Educator

→Mentored students in Core Java, Java SE/EE, and Spring Boot.
→Led practical sessions and Docker deployment workshops.
→Facilitated real-world project development experience.

Portfolio

Featured Projects

Case studies focused on scalable backend systems, secure auth, and AI integrations that ship reliably to production.

Case StudyTeam Lead, Backend Developer

Digital Banking System

A full-scale microservices-based banking backend with comprehensive modules for onboarding, accounts, payments, loans, and notifications.

▸Designed all microservices architecture from ground up

▸Implemented PCI DSS and GDPR compliance

▸Built high-performance transaction processing

▸Managed team and end-to-end delivery

JavaSpring BootPostgreSQLAWSGCPComputer VisionRedisPCI DSSGDPRAML/KYC

Case StudyFull Stack Developer & AI Engineer

Sohbatgah AI

An advanced conversational AI platform with multimodal capabilities, integrating Gemini AI with Spring Boot backend and secure authentication.

▸Multimodal conversation flows

▸RAG implementation for context-aware responses

▸Secure user authentication and authorization

▸Deployed and maintained in production

JavaSpring BootSpring SecurityGemini AIPostgreSQLYouTube APIPrompt EngineeringMicroservices ArchitectureNext.js

Case StudyBackend & AI Engineer

AVTOSTOP AI

A smart automotive assistant leveraging RAG and advanced embeddings for intelligent document retrieval and context-aware responses.

▸Implemented RAG pipeline with vector search

▸Fine-tuned models using JSONL datasets

▸Built OAuth2 and Keycloak integration

▸High-accuracy semantic search capabilities

JavaSpring BootOpenAIPGVectorRAGVectorsEmbeddingsKeycloakElasticsearchOAuth 2.0

Case StudyAI Engineer

AI English Learning Chatbot

An intelligent chatbot designed to help users improve English skills through conversation, speech analysis, and interactive lessons.

▸Speech-to-text, text-to-text, and text-to-speech integration

▸Automated speech scoring and feedback

▸Dynamic topic generation for practice

▸External API integration for word definitions

JavaSpring BootGemini AIGCPSpeech-to-TextText-to-SpeechText-to-TextMultimodal AIWord API

Side Projects

Personal Projects

Code Reviewer

A Java Spring Boot code reviewer giving insights on General, Security, Performance, Tests, and explanations.

ReactJavaSpring BootCode Review

TraWell

Travel itinerary planning application with collaborative features.

Next.jsFirebaseTailwind CSS

Explore

Intelligent exploration and discovery assistant platform.

Next.jsFirebaseGemini AI

MovieMateTV

Social platform for movie recommendations and discussions.

Next.jsFirebaseTailwind CSSGemini AI

StorAge

Smart storage management and organization platform.

Next.jsPostgreSQLTailwind CSS

eWent

Social event platform for creating and discovering events.

Next.jsFirebaseTailwind CSS

ImAge

AI-powered image generation and manipulation tool.

Next.jsAI/MLTailwind CSS

ClothInk

AI virtual try-on for clothing using computer vision.

Next.jsTensorFlowTailwind CSS

PlanT

Plant care and garden management application.

Next.jsPlant APITailwind CSS

Who Am I?

Bridging backend reliability with production-ready AI.

Java Backend Developer and AI Engineer focused on resilient microservices, secure authentication flows, and integrating generative/multimodal AI into production systems.

I help teams move from prototypes to production-grade platforms by pairing reliable architecture with practical AI integrations that drive measurable results.

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