Senior Ai-Enabled Full Stack Developer On Azure

Onyx-Conseil; Barcelona; Remote; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Fully remote

Competitive salary

Stock options

Health insurance

Flexible hours

Professional development

Global team

Remote-first culture

Annual retreats

Modern tech stack

Job summary

Onyx Conseil is seeking a Senior Full Stack Developer to join its globally distributed engineering team in a fully remote role. You will design, develop, and deploy scalable web applications across the entire technology stack, collaborating with product managers and designers to deliver exceptional user experiences.

Ideal candidates have 5+ years of experience, proficiency in modern frontend frameworks, backend languages, databases, and cloud/container technologies.

Qualifications

• 5+ years of professional experience in full‑stack web development.
• Proficiency in at least one modern frontend framework (React, Angular, Vue.js).
• Strong experience with backend languages and frameworks (Node.js/Express, Python/Django/Flask, Java/Spring).
• Solid understanding of database technologies (SQL & NoSQL).
• Experience with cloud platforms (AWS, Azure, GCP) and containers (Docker, Kubernetes).
• Knowledge of CI/CD pipelines and version control (Git).
• Excellent problem‑solving and communication skills.
• Based in Spain.

Responsibilities

• Design, develop, test, deploy, and maintain web applications using modern technologies.
• Work on both front‑end and back‑end development.
• Build and consume RESTful APIs.
• Collaborate with cross‑functional teams to define software requirements.
• Write clean, maintainable code following best practices.
• Mentor junior developers and participate in code reviews.
• Optimize applications for speed, scalability, and security.

Skills

Full stack

Frontend frameworks

Backend frameworks

REST APIs

Remote work

Education

Bachelor's or Master's in CS/Engineering

Tools

Docker

Kubernetes

AWS

Job description

Our client, a cutting‑edge software solutions provider known for its innovative products, is seeking an experienced Senior Full Stack Developer to join their globally distributed engineering team. This is a fully remote position, offering the ultimate flexibility to work from anywhere. You will be instrumental in designing, developing, and deploying robust and scalable web applications, working across the entire technology stack. The ideal candidate is a highly skilled programmer with a passion for clean code, best practices, and solving complex technical challenges. You will collaborate with a talented team of engineers, product managers, and designers to deliver exceptional user experiences. This role emphasizes asynchronous communication and self‑management within a remote‑first culture.

About the Role

Our client, a cutting‑edge software solutions provider known for its innovative products, is seeking an experienced Senior Full Stack Developer to join their globally distributed engineering team. This is a fully remote position, offering the ultimate flexibility to work from anywhere. You will be instrumental in designing, developing, and deploying robust and scalable web applications, working across the entire technology stack. The ideal candidate is a highly skilled programmer with a passion for clean code, best practices, and solving complex technical challenges. You will collaborate with a talented team of engineers, product managers, and designers to deliver exceptional user experiences. This role emphasizes asynchronous communication and self‑management within a remote‑first culture.

Key Responsibilities

• Design, develop, test, deploy, and maintain web applications using modern technologies.
• Work on both front‑end (e.g., React, Angular, Vue.js) and back‑end (e.g., Node.js, Python, Java, Ruby) development.
• Build and consume RESTful APIs.
• Collaborate with cross‑functional teams to define software requirements and features.
• Write clean, maintainable, and efficient code following best practices.
• Participate in code reviews to ensure code quality and share knowledge.
• Troubleshoot, debug, and upgrade existing systems.
• Contribute to architectural decisions and technical roadmap planning.
• Mentor junior developers and foster a culture of technical excellence.
• Optimize applications for maximum speed, scalability, and security.
• Stay up‑to‑date with emerging technologies and industry trends.
• Participate actively in an Agile development environment.

Requirements

• 5+ years of professional experience in full‑stack web development.
• Proficiency in at least one modern front‑end framework (React, Angular, Vue.js).
• Strong experience with back‑end programming languages and frameworks (e.g., Node.js/Express, Python/Django/Flask, Java/Spring).
• Solid understanding of database technologies (SQL and NoSQL, e.g., PostgreSQL, MongoDB).
• Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).
• Knowledge of CI/CD pipelines and best practices.
• Familiarity with version control systems like Git.
• Excellent problem‑solving and analytical skills.
• Strong communication skills, comfortable working in a remote, asynchronous environment.
• Ability to work independently and manage time effectively.
• Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• Based in Spain.

Benefits

• Fully remote work position with exceptional flexibility.
• Competitive salary and stock options.
• Comprehensive health, dental, and vision insurance.
• Generous paid time off and holidays.
• Opportunities for professional development, conferences, and training.
• Contribute to innovative projects using modern technologies.
• Collaborative and supportive global team environment.
• Work‑life balance focus.
• Annual company retreats (virtual or in‑person, depending on circumstances).
• Modern tech stack and excellent engineering culture.
• Chance to work with a highly motivated and talented team.