API Integration Specialist

Cathay Bank; Rosemead (CA); On-site; USD 51,000 - 59,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Life insurance

Long-term disability insurance

401(k)

FSAs

HSA with company contributions

Job summary

Cathay Bank in Rosemead, CA is seeking an API Integration Engineer to design, implement, and maintain API connections across internal and external platforms, emphasizing reliability and scalability.

The role centers on MuleSoft Anypoint Platform, API management, and collaboration with IT teams to translate requirements into scalable solutions. Strong scripting and CI/CD experience with Azure DevOps are highly valued.

Qualifications

• Experience designing and implementing API integrations between third-party and internal apps.
• Proficient with API specs and documentation (RAML, Swagger, OpenAPI, Postman).
• Hands-on with CI/CD pipelines and automated testing (Azure DevOps) is a plus.

Responsibilities

• Design, implement, and manage API integrations between third-party/off-the-shelf apps and internal apps using MuleSoft Anypoint Platform.
• Build connections to data sources, internal apps, and cloud platforms via APIs.
• Collaborate with API owners and IT teams to translate requirements into scalable integrations.
• Support lifecycle development from analysis to deployment and monitor API performance.

Skills

API Development

MuleSoft Anypoint Platform

RAML/Swagger/Open API/Postman

Azure DevOps

Education

BS / MS in CS or related field

Tools

MuleSoft Anypoint Platform

Job description

People Drive Our Success

Are you enthusiastic, highly motivated, and have a strong work ethic? If yes, join our team! At Cathay Bank – we strive to provide a caring culture that supports your aspirations and success. We believe people are our most valuable asset and we proudly foster growth and development empowering you to achieve your professional goals. We have thrived for 60 years and persevered through many economic cycles due to our team members’ drive and optimism. Together we can make a difference in the financial future of our communities.

What our team members are saying:

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GENERAL SUMMARY

This position will be responsible for integrating and maintaining APIs that support various platforms including internally or externally hosted applications, web, and third-party services. This position will have a key role in ensuring seamless data exchange between internal applications and third-party services with an emphasis on optimizing API performance for reliability and scalability. This position is ideal for a technical professional with hands‑on experience integrating off-the-shelf applications and a deep understanding of APIs and middleware platforms, such as MuleSoft, to enable seamless data and system connectivity across the enterprise.

ESSENTIAL FUNCTIONS

• Design, implement, and manage API integrations between third-party/off-the-shelf applications and internal applications using MuleSoft Anypoint Platform.
• Build and configure connections to various data sources, internal applications, and cloud-based platforms via APIs.
• Collaborate with front-end users, API owners, and other IT Teams to understand integration requirements and translate them into scalable solutions.
• Support lifecycle development including analysis, design, development, testing, and deployment.
• Monitor API performance, logs, and error handling to ensure system reliability.
• Adhere to the Bank’s procedures and ensure development and deployment align to internal Change Management policies.
• Ensure APIs meet security, compliance, and regulatory standards.
• Create technical documentation that provides details on how the systems are in support of business processes and meet audit standards.
• Optimize APIs for performance, scalability, and maintainability.
• Learn and apply best practices in API security and authentication.
• Analyze, interpret, and efficiently apply changes to existing code.
• Utilize Azure DevOps for API deployment, version control, and CI/CD support.

QUALIFICATIONS

Education:

• BS / MS in computer science, software engineering, or a related field is preferred, but not required.

Experience:

• 2+ years of experience in API development or systems integration experience required.
• Hands‑on experience with MuleSoft Anypoint Platform, including API Manager and Exchange.
• Proficient in creating API specifications and documentation using RAML or Swagger/Open API/Postman.
• Experience with CI/CD pipelines, API versioning, and automated testing frameworks (e.g., Azure DevOps) is a plus.

Skills/Ability:

• The ability to work independently in a fast‑paced environment and manage multiple integration projects simultaneously.
• Understanding of API security principles and encryption protocols.
• Familiarity with one or more programming languages (e.g., Java, Python, JavaScript) is a plus.
• Ability to follow technical instructions and contribute to documentation.
• Eagerness for learning new tools, technologies, and integration patterns.
• Familiarity with data formats such as JSON and XML.
• Strong problem‑solving mindset and eagerness to learn.
• A passion for staying on top of technology trends to keep up with emerging technologies.
• Proficiency in software development methodology and release process.
• Excellent communication skills, both written and verbal.

OTHER DETAILS

• $37.02 – $43.27 / hour
• Pay determined based on job‑related knowledge, skills, experience, and location.
• This position may be eligible for a discretionary bonus.
• Cathay Bank offers its full‑time employees a competitive benefits package which is a significant part of their total compensation. It is our goal to provide employees with a comprehensive benefits package to fit their needs which includes, coverage for medical insurance, dental insurance, vision insurance, life insurance, long‑term disability insurance, flexible spending accounts (FSAs), health saving account (HSA) with company contributions, voluntary coverages, and 401(k).

Cathay Bank may collect personal information from potential job candidates and applicants. For more information on how we handle personal information and your applicable rights, please review our California Job Applicant Privacy Policy.

Cathay Bank is an Equal Opportunity and Affidavit Employer. We welcome applications for employment from all qualified candidates, regardless of race, color, ethnicity, ancestry, citizenship, gender, national origin, religion, age, sex (including pregnancy and related medical conditions, childbirth and breastfeeding), reproductive health decision‑making, sexual orientation, gender identity and expression, genetic information or characteristics, disability or medical condition, military status or status as a protected veteran, or any other status protected by applicable law.

Cathay Bank endeavors to make www.CathayBank.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact, Mickey Hsu, FVP, Employee Relations Manager, at [phone] or [e-mail]. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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