Quality & Reliability - Αγγελίεσ - Θέσεισ Εργασίασ

senior full stack engineer - ai systems [bet_07]

Jun 14, 2026 From Quality & Reliability
Αττική·Hybrid·Πληροφορική·Permanent·Full Time

About the job

We are looking for a Senior Full Stack Engineer who wants to work at the frontier of LLMs, agent frameworks, and modern cloud architecture. You will help design and build production-grade AI platforms that integrate intelligent agents with real enterprise systems.

What You'll Do

  • Build AI-powered applications and agent workflows

  • Develop full stack platforms (modern frontend + scalable backend)

  • Design microservices and API-driven architectures

  • Integrate LLMs, vector search, and AI orchestration frameworks

  • Help architect next-generation AI-native systems

  • Typical Tech Stack

  • Frontend: React, Angular, or modern JavaScript frameworks

  • Backend: Python, Node.js, or Java

  • AI & Data: LLMs, embeddings, vector databases

  • Infrastructure: Docker, Kubernetes, AWS / Azure / GCP

  • Architecture: Microservices, APIs, event-driven systems 

What Makes This Role Different

  • Work on autonomous AI agents that can reason and take actions

  • Build AI orchestration systems coordinating multiple intelligent services

  • Create intelligent automation solutions for complex enterprise workflows

  • Contribute to the design of AI-native software platforms

Ideal Candidate

  • 5+ years of full stack engineering experience

  • Strong backend development and system design skills

  • Interest or experience with AI, LLMs, or intelligent systems

  • Passion for building complex platforms and solving hard problems

Why Join Us

You will work on challenging engineering problems at the intersection of software architecture and artificial intelligence. Our environment encourages experimentation, learning, and building real systems that deliver impact. You will collaborate with experienced engineers and architects while exploring the future of AI-driven software platforms.

What is there for you

  • We want our people to be well compensated, so we offer an attractive salary package

  • Health is the most important asset, so we have you secured with a health insurance and compilation plan from day one

  • We are excited for challenges, so you are invited to take part in exciting, innovative projects that make a difference

  • We never stop learning and evolving! We encourage our people to follow the pace by providing them voucher for Training Courses, so that they adapt new tech skills and develop their soft skills

  • Most important, we work as a team, so we gather on a smaller and bigger occasions to celebrate good times together! Happy Fridays, bowling sessions, running events and everything that help us have fun and enjoy working to our team



About the company

As a leading System Integrator in Greece, Q&R develops and implements complex, mission critical IT systems and solutions for the major sectors of the economy, focusing on governmental organizations and large enterprises. Q&R has a strong record of successfully completing an extensive list of technology projects for over three decades. The company is certified as per ISO9001:2015, ISO27001:2013, ISO14001:2015, ISO22301:2012, ISO20000-1:2018, and ISO237001:2017.

Q&R Group possesses deep expertise and extensive capabilities in the areas of intelligent workflows, automation, integration, and data management, while actively investing in new emerging technologies based on Artificial Intelligence, Machine Learning, Natural Language Processing, Robotics Process Automation and building specialized solution in the area of sustainability and energy.

The Q&R Group has developed strategic partnerships with the top global technology vendors in these areas like Oracle, Microsoft, IBM, and SAP.

Q&R Group develops own software and markets off-the-self customized vertical applications like ORAMA ERP, DMS, Property Management, and Bank Guarantees Letter Management and information system for the collection, processing, and certification of energy metering data in the context of implementing the energy balance market.

Q&R S.A. founded in 1992, is traded in the Athens Stock Exchange since 2000 (stock symbol: QUAL).

Q&R Group is also active in Cyprus, Brussels, Romania, and broader Balkan area.

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Quality & Reliability - Αγγελίεσ - Θέσεισ Εργασίασ

senior full stack engineer - ai systems [bet_07]

Jun 14, 2026 by 

Quality & Reliability

Αττική

Αττική

Hybrid

Πληροφορική

Permanent

Full Time

About the job

We are looking for a Senior Full Stack Engineer who wants to work at the frontier of LLMs, agent frameworks, and modern cloud architecture. You will help design and build production-grade AI platforms that integrate intelligent agents with real enterprise systems.

What You'll Do

  • Build AI-powered applications and agent workflows

  • Develop full stack platforms (modern frontend + scalable backend)

  • Design microservices and API-driven architectures

  • Integrate LLMs, vector search, and AI orchestration frameworks

  • Help architect next-generation AI-native systems

  • Typical Tech Stack

  • Frontend: React, Angular, or modern JavaScript frameworks

  • Backend: Python, Node.js, or Java

  • AI & Data: LLMs, embeddings, vector databases

  • Infrastructure: Docker, Kubernetes, AWS / Azure / GCP

  • Architecture: Microservices, APIs, event-driven systems 

What Makes This Role Different

  • Work on autonomous AI agents that can reason and take actions

  • Build AI orchestration systems coordinating multiple intelligent services

  • Create intelligent automation solutions for complex enterprise workflows

  • Contribute to the design of AI-native software platforms

Ideal Candidate

  • 5+ years of full stack engineering experience

  • Strong backend development and system design skills

  • Interest or experience with AI, LLMs, or intelligent systems

  • Passion for building complex platforms and solving hard problems

Why Join Us

You will work on challenging engineering problems at the intersection of software architecture and artificial intelligence. Our environment encourages experimentation, learning, and building real systems that deliver impact. You will collaborate with experienced engineers and architects while exploring the future of AI-driven software platforms.

What is there for you

  • We want our people to be well compensated, so we offer an attractive salary package

  • Health is the most important asset, so we have you secured with a health insurance and compilation plan from day one

  • We are excited for challenges, so you are invited to take part in exciting, innovative projects that make a difference

  • We never stop learning and evolving! We encourage our people to follow the pace by providing them voucher for Training Courses, so that they adapt new tech skills and develop their soft skills

  • Most important, we work as a team, so we gather on a smaller and bigger occasions to celebrate good times together! Happy Fridays, bowling sessions, running events and everything that help us have fun and enjoy working to our team



Hybrid

Πληροφορική

Permanent

Full Time

About the company

As a leading System Integrator in Greece, Q&R develops and implements complex, mission critical IT systems and solutions for the major sectors of the economy, focusing on governmental organizations and large enterprises. Q&R has a strong record of successfully completing an extensive list of technology projects for over three decades. The company is certified as per ISO9001:2015, ISO27001:2013, ISO14001:2015, ISO22301:2012, ISO20000-1:2018, and ISO237001:2017.

Q&R Group possesses deep expertise and extensive capabilities in the areas of intelligent workflows, automation, integration, and data management, while actively investing in new emerging technologies based on Artificial Intelligence, Machine Learning, Natural Language Processing, Robotics Process Automation and building specialized solution in the area of sustainability and energy.

The Q&R Group has developed strategic partnerships with the top global technology vendors in these areas like Oracle, Microsoft, IBM, and SAP.

Q&R Group develops own software and markets off-the-self customized vertical applications like ORAMA ERP, DMS, Property Management, and Bank Guarantees Letter Management and information system for the collection, processing, and certification of energy metering data in the context of implementing the energy balance market.

Q&R S.A. founded in 1992, is traded in the Athens Stock Exchange since 2000 (stock symbol: QUAL).

Q&R Group is also active in Cyprus, Brussels, Romania, and broader Balkan area.

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