Senior Full Stack Engineer

Matrix Eastern Europe; Town of Poland (NY); On-site; USD 90,000 - 120,000; Full time

Job summary

A leading global R&D services firm is looking for a Senior Full Stack Engineer in the Town of Poland, New York. The ideal candidate should have at least 7 years of experience in both backend and frontend development, with strong skills in Python and Angular. Responsibilities include designing full-stack applications, developing scalable APIs, and implementing AI features. This position requires professional proficiency in English and a deep understanding of various databases and cloud services.

Qualifications

• At least 7 years as a Full Stack Engineer with backend and frontend experience.
• 5+ years of experience writing complex SQL queries.
• Strong understanding of APIs and services development.

Responsibilities

• Design and build full-stack applications from scratch.
• Develop scalable backend APIs and services.
• Create modern, responsive UIs using Angular and TypeScript.

Skills

Python Programming

Angular (version 17+)

DevOps

Docker

Typescript

Database Management

Tools

Git

PostgreSQL

MongoDB

Vector Databases

Job description

Matrix Eastern Europe, the offshore division of Matrix IT, one of the leading global R&D services companies with more than 11,000 professionals, is looking for a Senior Full Stack Engineer to join the team of our client and partner.

The ideal candidate is an experienced and highly skilled Full Stack Engineer with a proven track record of at least 7 years in both backend and frontend development, leading development from scratch. They must have experience in Python, Angular, Docker.

The candidate will also demonstrate a deep understanding of databases, cloud services, and possess strong software engineering and software architecture skills.

Responsibilities

• Design and build full-stack applications from scratch using Python, TypeScript, and Angular.
• Develop scalable backend APIs, WebSockets, and services with Flask/Quart, PostgreSQL, MongoDB, and vector databases.
• Implement AI features using LLMs (OpenAI/GPT), embeddings, and vector search to power intelligent product capabilities.
• Create modern, responsive UIs with Angular, TypeScript, HTML, and SCSS.
• Architect cloud-ready systems and manage containerized deployments using Docker on Linux.

Requirements

Backend web development – at least 5 years

Python Programming (using typing): Minimum 3 years of experience.

Python Flask/Quart: Web API, Web Socket, MongoDB, PostgreSQL – Minimum 3 years

Frontend Development:

Angular: Experience with version 17+ – At least 2 years (Angular 20 – advantage)

Typescript: Minimum 5 years

Databases:

Minimum 5 years – Writing complex SQL, functions, procedures

MongoDB Database: writing queries and pipelines.

Vector Database: working with any vector-db, Qdrant is advantage.

DevOps, IDE and Development Tools:

GIT: Minimum 2 years.

DevOps/Ubuntu/Docker: working with Docker and containers on Linux – Minimum 2 years.

Languages:

English – Professional Working Proficiency: handle daily work tasks and conversations. Write reports and documentations.