Strategic Technical BA: API & Integration

Link Group; Poland; Hybrid; PLN 90,000 - 130,000; Full time

Job summary

Link Group seeks an experienced Technical Business Analyst to drive requirements discovery, analysis, and documentation for complex platform integration projects. You will bridge business needs and technical execution by mapping end-to-end flows, analyzing APIs, and translating requirements into actionable specifications for engineering teams.

You will collaborate with Product, Engineering, QA, and Architecture throughout the software delivery lifecycle, document system integrations, and ensure

Qualifications

• 3–5+ years of experience as a Business Analyst or Technical BA supporting complex enterprise platforms or system integrations.
• Functional understanding of API documentation, Swagger/OpenAPI specifications, JSON payloads, and sequence diagrams.
• Strong proficiency in Agile methodologies and hands-on experience in Jira (epics, user stories, acceptance criteria).
• Ability to map complex business processes, transaction flows, system interactions, and integration dependencies.

Responsibilities

• Lead requirements gathering workshops, stakeholder interviews, and functional solution analysis.
• Produce and maintain core documentation, including BRDs, FRDs, process maps, transaction flows, and sequence diagrams.
• Create and manage Jira epics, features, user stories, and detailed acceptance criteria.
• Analyze and document system integrations, API interfaces, and data payloads (JSON, Swagger/OpenAPI).
• Collaborate closely with Product, Engineering, QA, and Architecture teams throughout the entire software delivery lifecycle.
• Track and manage integration dependencies, system boundaries, scope changes, and cross-platform data movement.
• Support end-to-end testing, issue triage, UAT/CAT, and release readiness activities.

Skills

Requirements gathering

Technical BA

Agile

Jira

API documentation

Swagger/OpenAPI

JSON payloads

Stakeholder management

Education

Bachelor's degree

Tools

Jira

Swagger/OpenAPI

Job description

Link Group seeks an experienced Technical Business Analyst to drive requirements discovery, analysis, and documentation for complex platform integration projects. You will bridge business needs and technical execution by mapping end-to-end flows, analyzing APIs, and translating requirements into actionable specifications for engineering teams.

You will collaborate with Product, Engineering, QA, and Architecture throughout the software delivery lifecycle, document system integrations, and ensure