Full-stack Developer – Next Gen Value Streams

Jobtailor; Helsinki; On-site; EUR 70,000 - 110,000; Full time

Job summary

Jobtailor is seeking a skilled full-stack developer to join our Helsinki team. You will contribute to building complex digital services across industries, shaping design and architecture, and ensuring scalable, secure systems.

You will engage in demos, technical discussions, and roadmap planning with clients, while maintaining a strong learning mindset to stay current with new tools and frameworks. The ideal candidate brings hands-on experience with React/Vue, TypeScript, Kotlin, Python, or

Qualifications

• Experience beyond prompting AI agents.
• Identify how skills and multi-agent setups can be used to create real business value for clients.
• Effectively monitor and observe agent interactions to find potential bottlenecks and fine-tune agentic workflows.
• Bring relevant expertise in compounding and setting up guardrails for a project beyond writing code.
• Proficiency with agentic AI tools like GitHub Copilot, Cursor, and Claude Code.
• Professional software development experience, ideally in a consulting or client-facing environment.
• Full-stack coding experience with modern frameworks (e.g., React, Vue) and languages such as TypeScript, Kotlin, Python, or .NET.
• Hands-on experience managing cloud services (AWS, GCP, or Azure) and setting up CI/CD pipelines.
• Experience in system design, including data modeling and APIs.
• A collaborative approach to agile teamwork.
• Experience in writing clean, high-quality code that is well-tested, documented, and easy for others to maintain.
• Professional working proficiency in both Finnish and English.

Responsibilities

• Contribute to the development of complex, full-stack digital services across various industries.
• Contribute to design and architecture decisions, ensuring systems are scalable, secure, and maintainable.
• Proactively identify issues and resolve them as part of the team.
• Participate in client-facing work, including demos, technical discussions, and roadmap planning.
• Maintain a strong learning mindset to continuously improve skills and stay up to date with new tools, languages, and frameworks.

Skills

Full-stack development

React

Vue

TypeScript

Kotlin

Python

.NET

Cloud platforms (AWS/GCP/Azure)

CI/CD

Tools

GitHub Copilot

Cursor

Claude Code

Job description

Overview

Contribute to the development of complex, full-stack digital services across various industries. Contribute to design and architecture decisions, ensuring systems are scalable, secure, and maintainable. Proactively identify issues and resolve them as part of the team. Participate in client-facing work, including demos, technical discussions, and roadmap planning. Strong learning mind-set to continuously improve skills and stay up to date with new tools, languages, and frameworks.

Responsibilities

• Contribute to the development of complex, full-stack digital services across various industries


• Contribute to design and architecture decisions, ensuring systems are scalable, secure, and maintainable


• Proactively identify issues and resolve them as part of the team


• Participate in client-facing work, including demos, technical discussions, and roadmap planning


• Maintain a strong learning mindset to continuously improve skills and stay up to date with new tools, languages, and frameworks

Requirements

• Experience beyond prompting AI agents


• Identify how skills and multi-agent setups can be used to create real business value for clients


• Effectively monitor and observe agent interactions to find potential bottlenecks and fine-tune agentic workflows


• Bring relevant expertise in compounding and setting up guardrails for a project beyond writing code


• Proficiency with agentic AI tools like GitHub Copilot, Cursor, and Claude Code


• Professional software development experience, ideally in a consulting or client-facing environment


• Full-stack coding experience with modern frameworks (e.g., React, Vue) and languages such as TypeScript, Kotlin, Python, or .NET


• Hands-on experience managing cloud services (AWS, GCP, or Azure) and setting up CI/CD pipelines


• Experience in system design, including data modeling and APIs


• A collaborative approach to agile teamwork


• Experience in writing clean, high-quality code that is well-tested, documented, and easy for others to maintain


• Professional working proficiency in both Finnish and English

ATS and Keywords

• full-stack development


• React


• Vue


• TypeScript


• Kotlin


• Python


• .NET


• AWS


• GCP


• Azure


• CI/CD

Soft Skills

• collaborative teamwork


• problem-solving


• communication


• client-facing skills


• learning mindset


• technical discussions


• roadmap planning


• proactive issue resolution


• adaptability


• attention to detail