17.10.2026 aktualisiert
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Senior Backend Engineer
Yerevan, Armenien
Nur Remote
M.Sc. in Computer Science (AI, NLP)Über mich
Senior Backend Engineer with 9 years of experience in Python, microservices, and scalable SaaS, ERP, and SIEM platforms. Focused on reliable backend systems, legacy modernization, and AI-powered solutions.
Skills
APIsSaasDevOpsDjangoPythonPostgreSQLSoftware ArchitectureSqlalchemyRust (Programming Language)BackendGitLabGraphQLCeleryFront EndApi Design
Python Backend Development
Extensive expertise in Python-based backend development using frameworks such as Django, FastAPI, AsyncIO, Celery, and SQLAlchemy to build scalable, high-performance microservices and full-stack applications.
Cloud Infrastructure & DevOps
Proficiency in cloud infrastructure and DevOps tooling including AWS, Terraform, Linux, Docker, Kubernetes, GitHub Actions, GitLab, and CI/CD pipelines to deliver reliable and automated deployment environments.
Microservices & Software Architecture
Deep knowledge of modern software architecture patterns including Microservices, Domain-Driven Design (DDD), Clean Architecture, Hexagonal Architecture, and Test-Driven Development (TDD).
Database Management
Solid experience with relational and non-relational databases including PostgreSQL, MongoDB, Redis, and RabbitMQ for scalable and efficient data management.
API Design & Protocols
Strong command of API design and communication protocols including REST API, GraphQL, and gRPC for building interoperable and performant services.
AI & Machine Learning Integration
Hands-on experience with AI-driven development tools and frameworks including RAG, LlamaIndex, LangGraph, LangChain, and AI-assisted development for intelligent application features.
TypeScript & Frontend Integration
Working knowledge of TypeScript and React for full-stack development and seamless frontend-backend integration.
Rust Programming
Familiarity with Rust as an additional programming language for systems-level development.
ERP & SaaS Platform Development
Proven track record in architecting and delivering ERP backend systems and SaaS platforms for international clients across Europe and North America.
Extensive expertise in Python-based backend development using frameworks such as Django, FastAPI, AsyncIO, Celery, and SQLAlchemy to build scalable, high-performance microservices and full-stack applications.
Cloud Infrastructure & DevOps
Proficiency in cloud infrastructure and DevOps tooling including AWS, Terraform, Linux, Docker, Kubernetes, GitHub Actions, GitLab, and CI/CD pipelines to deliver reliable and automated deployment environments.
Microservices & Software Architecture
Deep knowledge of modern software architecture patterns including Microservices, Domain-Driven Design (DDD), Clean Architecture, Hexagonal Architecture, and Test-Driven Development (TDD).
Database Management
Solid experience with relational and non-relational databases including PostgreSQL, MongoDB, Redis, and RabbitMQ for scalable and efficient data management.
API Design & Protocols
Strong command of API design and communication protocols including REST API, GraphQL, and gRPC for building interoperable and performant services.
AI & Machine Learning Integration
Hands-on experience with AI-driven development tools and frameworks including RAG, LlamaIndex, LangGraph, LangChain, and AI-assisted development for intelligent application features.
TypeScript & Frontend Integration
Working knowledge of TypeScript and React for full-stack development and seamless frontend-backend integration.
Rust Programming
Familiarity with Rust as an additional programming language for systems-level development.
ERP & SaaS Platform Development
Proven track record in architecting and delivering ERP backend systems and SaaS platforms for international clients across Europe and North America.
Erfahrung
Berufserfahrung5 - 10 Jahre
Freelancer seit2017
Sprachen
Englishgut
Projekthistorie
Architected WorkGraph, a multi-tenant backend platform using FastAPI, JWT authentication, RBAC, and PostgreSQL, enabling organization-based collaboration and scalable API design. Built an AI-powered career intelligence platform using Python, FastAPI, and React to automate job and company analysis, generate intelligent scoring, and recommend personalized career paths.
Developed a high-performance invoice microservice in Python achieving 3x faster processing and enabling fully automated revenue collection. Architected ERP backend systems using AWS cloud infrastructure, including department-based notifications and task/project services, improving response time by 60% and engineering productivity by 35%. Modernized multiple legacy systems and built a file asset validation pipeline, improving cross-platform consistency by 25% and reducing errors by 40%. Mentored junior developers through code reviews and technical knowledge-sharing sessions.
Delivered AI-powered Shopify SaaS services using Python and AWS for automated product descriptions and back-in-stock alerts, increasing merchant revenue by 20%. Optimized real-time restock notification system, improving query performance by 10% and user retention. Reduced system coupling by 20% through component analysis and backend refactoring. Collaborated with stakeholders to define requirements and prioritize features.