---
title: 'Senior Software Engineer - IBM App Connect Enterprise at Paradigm'
canonical: 'https://feeny.ai/job/senior-software-engineer-ibm-app-connect-enterprise-paradigm-irving-jvmhpedj859x'
type: 'job'
last_seen: '2026-09-12'
---

# Senior Software Engineer - IBM App Connect Enterprise at Paradigm

- **Company:** Paradigm
- **Location:** Irving, TX
- **Employment:** full-time
- **Work type:** hybrid
- **Posted:** 2026-07-13
- **Last confirmed live:** 2026-09-12
- **Apply:** https://jobs.ashbyhq.com/myparadigm/a78796a5-6b32-43a7-b3fd-71de0809712a

## Job description

Paradigm is a software company transforming the way that the residential, construction & building product industries operate across the globe. We are looking for a Senior Software Engineer - IBM App Connect Enterprise to be part of revolutionizing these industries. We are building the future of how homes are designed, estimated, and built by revolutionizing construction workflows with modern software engineering, agent-assisted systems, and mobile-first experiences. We are powered by our parent company, Builders FirstSource (NYSE: BLDR): a Fortune 300 company with over $23 billion in revenue and more than 29,000 employees across 550+ locations, BFS is redefining construction through data, digital infrastructure, and AI-powered innovation. We’re seeking a Senior Software Engineer with in-depth experience in IBM App Connect Enterprise (ACE), integration patterns, APIs, messaging, and cloud-native architectures. This role involves working closely with cross-functional teams to architect scalable, secure, and reliable integration platforms that support critical business processes. What You Will Do:

- Apply and contribute to integration patterns, standards, and best practices (e.g., REST, SOAP, MQ, Kafka, event-driven integration).
- Develop solution architecture documents, mapping technical requirements to integration designs.
- Evaluate and recommend integration technologies.
- Develop ACE message flows, sub flows, message models, and integration services.
- Implement integrations using ESQL, Java, and other supported technologies.
- Build and secure REST APIs, SOAP web services, and event-based integrations.
- Work with message sets, DFDL schemas, JSON, XML, and various data transformation tools.
- Integrate ACE with IBM MQ, HTTP(S), JDBC, SaaS endpoints, Kafka, and cloud-native services.
- Deploy ACE solutions on containers, Kubernetes/OpenShift, or on-premises environments.
- Implement CI/CD automation for integration services (Git, Jenkins, Tekton, UrbanCode, or equivalents).
- Configure ACE runtime components, bar files, policies, and security profiles.
- Troubleshoot integration issues, performance bottlenecks, and runtime errors.
- Optimize message flows and improve reliability, resiliency, and throughput.
- Implement monitoring, logging, and alerting using tools such as AppDynamics, Splunk, ELK, or IBM tools.
- Lead end-to-end execution of projects and features of moderate complexity through delegation, code review, and driving results. Contribute to the defined software engineering roadmap by delivering well-scoped technical solutions.
- Manage and partner with third party providers, vendors, and contractors to ensure project delivery meets quality and timeliness standards.
- Implement and test complex code changes to fix identified defects in existing software products.
- Add enhancements to new/future software releases; and assist in developing design solutions.
- Demonstrate strong knowledge of on-premise solutions and cloud-based solutions; execute on cloud-based configuration plans for new systems and technologies.
- Identify and recommend improvements to the software development lifecycle and best practices in agile engineering.
- Lead delivery of high-quality design of features and deliverables. Identify opportunities for multiple products to work together to create value for customers.
- Integrate product features as it relates to design of the product (market awareness, production adoption, competition) and track related metrics.
- Communicate effectively by tailoring the level of detail to the audience and situation.
- Document design decisions and system support requirements.
- Partner with cross functional peers and/or customers to understand software requirements and propose solutions.
- Collaborate with the team on solution design and estimation of coding tasks and user stories.
- Support the growth of less experienced team members by mentoring, assisting with training, demonstrating empathy, and acting as a resource.
- Drive improvements in source code management, test process/automation, logging, system health monitoring, and related automation.
- When needed, add code comments and refactors to improve readability, modularity, and to make systems easier to maintain.
- Participate in a team on-call rotation and work to resolve the root causes of software failures.
- Impact team source code strategy, application performance, product feature decisions, customer/client experiences, and software maintainability.
- Influence own team and cross functional peers (e.g., TPMs, Product Managers, UX, etc.).
- Liaise with business analysts to develop tools and templates that support gathering and addressing client and business requirements.

What You Need to Succeed:

- Bachelor’s degree in Computer Science or related field or equivalent experience.
- 4+ years (ideally 4-6 years) of software engineering experience with 4+ years of hands-on experience with IBM App Connect Enterprise (ACE).
- Working knowledge of ESQL, Java, message flows, DFDL, and data transformation.
- Proficiency in designing and implementing REST APIs and service orchestration.
- Solid understanding of integration patterns (synchronous, asynchronous, pub/sub, event-driven).
- Hands-on experience with IBM MQ, HTTP integrations, JDBC, and file-based flows.
- Experience deploying solutions on Docker, Kubernetes, or Red Hat OpenShift.
- Working knowledge of software design, data structures, algorithms, code construction, versioning, and deployment.
- Strong troubleshooting, performance tuning, and code review skills, with the ability to assess code correctness, readability, flexibility, supportability, and security.
- Experience with Continuous Integration/ Deployment (CI/CD) and test-driven development.
- You have an understanding of how to efficiently use compute resources.
- Ability to articulate the pros and cons of relational vs. non-relational DB types.
- You have an effective method for estimating how long it will take to code a solution.

## About Paradigm

## Company Overview
- **One-liner**: Paradigm provides CPQ, ERP, and in-home selling software specifically for the building industry, helping manufacturers, distributors, dealers, and home builders streamline sales and operations.
- **Entity Type**: Private (Acquired by Builders FirstSource, NYSE: BLDR, on August 17, 2021)
- **Headquarters**: Madison, Wisconsin, USA
- **Founded**: 1999
- **Founders**: Nathan Herbst and Lyn Hartl

## Core Business
- **Primary industry**: Building materials / Construction technology (software for residential construction and renovation)
- **Target customers**: B2B – renovation contractors, dealers, lumberyards, distributors, retailers, manufacturers, and home builders
- **Mission or purpose statement**: “Bring continuous innovation to the challenges we hear from our customers across the industry, helping them differentiate, become more efficient, and achieve their business goals.” [myparadigm.com](https://myparadigm.com/about-paradigm-technologies/)

## Products & Services
- **Paradigm Omni (CPQ)**: Omni-channel quoting software for complex building products – supports online, in-home, in-store, and dealer sales channels.
- **Paradigm Nexus (ERP)**: Industry-specific ERP software for manufacturers and distributors to streamline operations and reduce costs.
- **Paradigm Vendo (In-Home Selling App)**: Manages the full in-home selling process from appointment scheduling to final contract.
- **Home Builder Solutions**: Tools for home builders covering design, selling, material procurement, and construction scheduling (includes myBLDR, Estimate, Shoppable Digital Twin). [myparadigm.com](https://myparadigm.com/)

## Market Standing
- **Valuation/Market Cap**: Not disclosed (acquired by Builders FirstSource, which has a market cap of ~$17B as of 2025)
- **Key Metric**: Over 200 customers served, supporting more than 100,000 end users across the building supply chain.
- **Notable Investors/Partners**: Builders FirstSource (parent company) – the largest U.S. supplier of building products.
- **Growth Signals**: Recognized as a Top Workplace in the Greater Madison area for three consecutive years (2023, 2024, 2025); continued investment in R&D and product innovation; integrated into Builders FirstSource’s nationwide ecosystem.

## Competitive Advantages
- Exclusively serves the building industry, enabling deep domain expertise and tailored solutions.
- Integrated product suite covering CPQ, ERP, and in-home selling – reduces tech stack fragmentation.
- Large installed base of over 100,000 end users and long-term customer relationships (20+ years in business).
- Backed by Builders FirstSource’s scale, distribution network, and financial stability.

## Strategic Focus
- Advancing digital transformation for residential construction through continuous innovation in configuration, quoting, and manufacturing software.
- Expanding capabilities for both new construction and renovation markets.
- Enhancing the builder’s digital journey from buyer engagement to home delivery (e.g., Shoppable Digital Twin, myBLDR marketplace).

## Why Work Here
- **Culture**: Described as dedicated, innovative, and nimble – “sized big enough to scale, yet small enough to remain nimble.” [myparadigm.com](https://myparadigm.com/about-paradigm-technologies/)
- **Work Environment**: Flexible work environment with laptops provided for remote work; employees and managers can develop schedules that promote flexibility. [myparadigm.com](https://myparadigm.com/careers/perks-benefits/)
- **Benefits**: 401(k) with 50% match up to 8% of income; comprehensive medical, dental, vision insurance; paid parental leave (6 weeks); paid time off plus 10 paid holidays; two Mental Health Days per year; Volunteer Time Off (4 hours paid); short- and long-term disability; life/AD&D insurance; Employee Assistance Program. [myparadigm.com](https://myparadigm.com/careers/perks-benefits/)
- **Engineering Culture**: Emphasis on solving challenging business problems with cross-functional teams; dedicated leadership in software engineering and architecture (e.g., SVP of Software Engineering). [myparadigm.com](https://myparadigm.com/about-paradigm-technologies/)

## Sources
1. [myparadigm.com – Home page](https://myparadigm.com/)
2. [myparadigm.com – About Paradigm](https://myparadigm.com/about-paradigm-technologies/)
3. [myparadigm.com – Careers](https://myparadigm.com/careers/)
4. [myparadigm.com – Perks & Benefits](https://myparadigm.com/careers/perks-benefits/)
5. [myparadigm.com – Working at Paradigm](https://myparadigm.com/careers/working-at-paradigm/)

## Other roles at Paradigm

- [Senior Applied ML Engineer](https://feeny.ai/job/senior-applied-ml-engineer-paradigm-irving-gmpdnhf9t577) — Irving, TX