Senior Middleware Developer

iSupport Worldwide; Pasig; On-site; PHP 900,000 - 1,200,000; Full time

Benefits offered by this job

Free lunch meals

Onsite gym access

Annual fitness challenge

Job summary

iSupport Worldwide is seeking a Senior Middleware Developer to design, build, optimize, and maintain integration solutions that connect enterprise systems and external platforms. You will ensure reliable data flow across customer systems, third-party warehouses, Salesforce, ERP, EDI, and OpenText.

You will design and implement integration workflows, monitor transmissions, troubleshoot issues, and collaborate with vendors to improve architecture, security, and performance.

Qualifications

• BS in Computer Science, IT or related field.
• 4–5 years of middleware or enterprise integration experience.

Responsibilities

• Design and implement integration workflows between internal and external platforms.
• Optimize middleware integrations for reliability, scalability and performance.
• Monitor data transmissions and validate inbound/outbound transactions.
• Troubleshoot integration failures and perform root cause analysis.
• Coordinate with external vendors on middleware updates and concerns.
• Maintain integration specifications and technical documentation.

Skills

Java

JavaScript

Python

C#

XML/JSON

Education

Bachelor's Degree in Computer Science or Information Technology

Tools

MuleSoft

IBM WebSphere

Oracle Fusion

Boomi

Job description

Join Our Team! We are looking for an experienced Senior Middleware Developer to design, build, optimize, and maintain integration solutions that connect enterprise systems and external platforms. This role is responsible for ensuring reliable data flow and interoperability across customer systems, third-party warehouse platforms, Salesforce, ERP, EDI, and OpenText. The ideal candidate has strong middleware development experience, excellent troubleshooting skills, and the ability to deliver scalable, secure, and reliable integration solutions.

What Is Your Mission?

• Designing and implementing integration workflows between internal and external platforms
• Optimizing existing middleware integrations for reliability, scalability, and performance
• Monitoring data transmissions and validating the accuracy of inbound and outbound transactions
• Troubleshooting integration failures and performing root cause analysis
• Resolving middleware, data mapping, connectivity, and system interoperability issues
• Gathering requirements from business and technical stakeholders
• Coordinating with external vendors on middleware platform updates and technical concerns
• Supporting integrations involving customers, third-party warehouses, Salesforce, ERP, EDI, and OpenText
• Recommending improvements to integration architecture, security, and system performance
• Maintaining technical documentation, integration specifications, and support procedures
• Staying current with middleware technologies, integration patterns, and development best practices

Who Are We Looking For?

Non-Negotiable Requirements

• Bachelor's Degree in Computer Science, Information Technology, or a related field
• Minimum of 4 to 5 years of middleware development or enterprise integration experience

Strong experience with middleware platforms such as:

• MuleSoft
• IBM WebSphere
• Oracle Fusion
• Boomi

Proficiency in one or more of the following:

• JavaScript
• Java
• Python
• C#

Experience working with SQL and NoSQL databases

Strong knowledge of XML, JSON, and scripting languages

Knowledge of security protocols, including:

• SSL/TLS
• OAuth
• SAML

Strong troubleshooting, root cause analysis, and problem-solving abilities

Ability to collaborate effectively with business stakeholders, technical teams, and external vendors

Flexible Requirements

• Experience transmitting and supporting EDI documents
• Experience with the OpenText platform
• Experience with cloud integration services in AWS or Microsoft Azure
• Middleware certifications, such as: MuleSoft Certified Developer
• IBM Certified System Administrator
• Experience integrating Salesforce, ERP systems, warehouse platforms, and third-party applications

Skills & Competencies

• Strong enterprise integration and middleware development skills
• Excellent analytical and technical problem-solving abilities
• Strong attention to detail and commitment to data accuracy
• Ability to manage multiple integration projects and priorities
• Effective written and verbal communication skills
• Strong documentation and stakeholder management capabilities
• Ability to work independently and collaboratively
• Continuous improvement mindset with a focus on reliability, scalability, and security

Why you’ll love it here?

• Free lunch meals, fruits, snacks, and beverages for employees assigned to onsite shifts.
• Access to an onsite gym with a complimentary professional fitness instructor.
• Weekly fitness activities and an annual fitness challenge with prizes of up to ₱70,000.
• Weekly employee engagement activities with prizes of up to ₱3,000.
• Free upskilling academy to support career growth and professional development.
• State-of-the‑art office facilities and modern workstations.
• Access to employee amenities including sleeping quarters, game area, chat room, and shower rooms.
• Fun, collaborative, and employee-focused work environment.