Full Stack Developer (AI & API Platform Portal)

Quick Facts

• Role: Full Stack Developer (AI & API Platform Portal)

• Work style: Hybrid (Helsinki, Finland or Gdańsk, Poland)

• Focus: Self-service portal for onboarding and managing services across Kong AI and API platform capabilities

Description

Build and maintain backend and frontend capabilities for a self-service portal that supports onboarding and management of services across an AI and API platform. Develop backend services with Spring Boot and frontend features with React, TypeScript, and Material UI, while designing and consuming reliable REST APIs. Contribute to AI-driven integration patterns supporting LLMs, MCP, and A2A.

Responsibilities

• Develop and maintain backend and frontend components of the self-service portal and implement new capabilities

• Build backend services using Spring Boot

• Create frontend features with React, TypeScript, and Material UI

• Build and troubleshoot integrations between the gateway and internal applications or external vendors

• Design and consume REST APIs for reliable, maintainable service interfaces

• Collaborate with cross-functional teams to deliver platform capabilities

• Support future AI-driven features and integrations (LLMs, MCP, A2A)

Requirements

• BSc or MSc in a relevant field (Computer Science, Engineering, Software Development) or equivalent practical experience

• Professional experience as a fullstack, backend, or frontend developer

• Hands-on fullstack development experience

• Experience with REST APIs and application/platform/vendor integrations

• Technical skills: Spring Boot, TypeScript, React, and building/consuming REST APIs

• Experience or strong interest in AI-related technologies and integrations (LLMs, MCP, A2A)

Benefits

• Collaboration, ownership, and passion-driven culture

• Hybrid working model

• Career growth and development opportunities with an inclusive, diverse environment