Business Analyst- RESTful API

System One, Inc.; Dallas (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

System One, Inc. is seeking a Business Analyst to support a backend engineering team that designs RESTful APIs in a large e-commerce environment.

You will partner with Product Owners, Engineers, QE, and DevOps to translate business needs into clear, testable requirements for scalable, cloud-native services. The role emphasizes defining functional and non-functional requirements, writing high-quality user stories, validating API contracts, and supporting API testing with Postman.

Qualifications

• Experience as a Business Analyst supporting backend or API centric teams.
• Hands on experience with API testing and ability to understand API contracts.
• Strong understanding of RESTful API design and integration patterns.
• Working familiarity with AWS cloud concepts and services (e.g., API Gateway, Lambda, CloudWatch, IAM).
• Experience working in Agile/Scrum environments.
• Strong analytical, documentation, and communication skills.
• Curious mindset with ability to use AI tools with increasing efficiency.
• Airline domain experience preferred.

Responsibilities

• Analyze business and technical requirements and write high quality user stories for backend RESTful services.
• Define functional and non functional requirements, including performance, security, scalability, and observability.
• Break down epics into well defined, testable stories with clear acceptance criteria including what can be automated for testing.
• Grasp upstream and downstream dependencies and system architecture to sequence work most efficiently.
• Review and validate API contracts (OpenAPI/Swagger) to ensure clarity and alignment with business intent.
• Support API testing and validation using tools like Postman.
• Review logs, analyze and troubleshoot errors.
• Participate in Agile ceremonies and support delivery through testing, defect triage, and release readiness.
• Collaborate with backend engineers, QE, DevOps, and downstream partners across integrated systems?

Skills

Business Analysis

API testing

RESTful APIs

AWS Cloud

Agile/Scrum

OpenAPI/Swagger

Documentation

Communication

AI tools

Airline domain

Tools

Postman

Job description

Job Title: Business Analyst- RESTful API

Location: Dallas, Texas, United States

Job Type: Permanent Full Time

Position Description

We are seeking a skilled Business Analyst to support a backend engineering team that designs and builds RESTful APIs in a large e commerce environment supporting our client's customer facing applications. This role partners closely with Product Owners, Engineers, QE, and DevOps to translate business needs into clear, testable requirements that drive scalable, cloud?containerized and cloud native services.

Your future duties and responsibilities

• Analyze business and technical requirements and write high quality user stories for backend RESTful services
• Define functional and non functional requirements, including performance, security, scalability, and observability
• Break down epics into well defined, testable stories with clear acceptance criteria including what can be automated for testing.
• Grasp upstream and downstream dependencies and system architecture to sequence work most efficiently
• Review and validate API contracts (OpenAPI/Swagger) to ensure clarity and alignment with business intent
• Support API testing and validation using tools like Postman
• Review logs, analyze and troubleshoot errors
• Participate in Agile ceremonies and support delivery through testing, defect triage, and release readiness
• Collaborate with backend engineers, QE, DevOps, and downstream partners across integrated systems

Required qualifications to be successful in this role

• Experience as a Business Analyst supporting backend or API centric teams
• Hands on experience with API testing and ability to understand API contracts is required
• Strong understanding of RESTful API design and integration patterns
• Working familiarity with AWS cloud concepts and services (e.g., API Gateway, Lambda, CloudWatch, IAM)
• Experience working in Agile/Scrum environments
• Strong analytical, documentation, and communication skills
• Curious mindset with ability to use AI tools with increasing efficiency
• Airline domain experience preferred