Job Description:
TITLE: Software Engineer III
LOCATION: 2301 Renaissance Blvd, King of Prussia, PA 19406
DUTIES:
Be a part of the team that manages the configuration data transfer for the Tax Determination Oseries product. Handle all
aspects of the Oseries system, including set up and maintaining data configurations, managing authentication processes,
generating reports, and ensuring the smooth operation of all non-tax related functionalities within Oseries. Manage areas
such as Authentication (OAuth, API), Cloud Partition, Data Management and Reporting; support Vertex On-Demand,
On-Prem, and Cloud environments, ensuring smooth operations across non-tax-related functionalities in Oseries. Design
and develop scalable and secure RESTful APIs and backend services using Spring Boot, ensuring seamless
communication between services and client applications; write and optimize SQL queries and object-relational mapping
configurations. Develop robust unit and integration tests using JUnit 5 and Mockito to validate new features and ensure
high code coverage and maintainability. Troubleshoot and resolve production and QA issues by performing root cause
analysis, debugging application logs, and implementing effective code fixes or configuration changes. Cnduct end-to-
end testing of new features using Postman, Swagger, and browser-based UI testing tools to ensure functionality,
reliability, and conformance to requirements. Facilitate Agile development processes through daily stand-ups, sprint
planning, retrospectives and managing deliverables and time tracking in Jira. Investigate and resolve test automation
failures triggered by GitHub Actions, ensuring reliability of the continuous integration/continuous deployment CI/CD
pipeline.
EDUCATION/REQUIREMENTS:
Bachelor’s Degree (or foreign equivalent) in Information Studies, Electronics Engineering, Computer Science, or a
closely related field and four (4) years of experience in each of the following:
- Develop backend logic and enterprise applications using Java.
- Build RESTful APIs and microservices efficiently using Spring Boot.
- Deploying Lambda using AWS.
- Writing complex SQL queries and stored procedures;
- Working with Authentication and Authorization, specifically with OAuth and JWT.
- Designing and building RESTful APIs to communicate over HTTP.
- Writing and running unit and integration tests in Java applications using Junit 5 and Mockito.
- Eligible for up to 100% remote work within the continental United States.
Skills Required
- Bachelor's Degree (or foreign equivalent) in Information Studies, Electronics Engineering, Computer Science, or closely related field
- Minimum four years developing backend logic and enterprise applications using Java
- Minimum four years building RESTful APIs and microservices using Spring Boot
- Minimum four years deploying AWS Lambda functions
- Minimum four years writing complex SQL queries and stored procedures
- Minimum four years working with Authentication and Authorization (OAuth, JWT)
- Minimum four years designing and building RESTful APIs over HTTP
- Minimum four years writing and running unit and integration tests in Java using JUnit 5 and Mockito
- Experience with Postman and Swagger for end-to-end testing
- Experience troubleshooting CI/CD and test automation failures in GitHub Actions
- Experience using Jira for Agile development and time tracking
- Eligible for up to 100% remote work within the continental United States
Vertex, Inc. Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Vertex, Inc. and has not been reviewed or approved by Vertex, Inc..
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Leave & Time Off Breadth — Flexible time off, including unlimited vacation for some roles, paid volunteer time, bereavement leave, sabbaticals, and observed holidays is emphasized. Occasional company shutdowns further expand time-away options.
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Parental & Family Support — Benefits span paid parental leave, adoption assistance, childcare support, fertility benefits, and structured return-to-work programs. Backup care and daycare tuition discounts reinforce family-focused support.
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Retirement Support — A 401(k) with employer matching and immediate vesting anchors long-term savings. Profit sharing and defined contribution programs complement financial security offerings.
Vertex, Inc. Insights
What We Do
The Trusted Leader in Tax Technology. We're Vertex (VERX). A pioneer in tax automation for more than 45 years. We proudly serve over 4,000 customers worldwide with distinction and provide comprehensive tax solutions that enable global businesses to transact, comply, and grow with confidence. Our collaborative, friendly culture is the foundation of everything we do and who we are. We're proud to be an employer guided by a common purpose by building trusted relationships at work, in business and in our communities. We strive to be a values-driven employer of choice who attracts, retains, and inspires talented professionals to achieve their full potential. We employ over 1,500 full-time professionals across three continents: US, Europe, and Brazil. Our software, content, and services address the increasing complexities of global commerce and compliance by reducing friction, enhancing transparency and enabling greater confidence in meeting indirect tax obligations. As a result, our software is ubiquitous within our customers’ business systems, touching nearly every line item of every transaction that an enterprise can conduct. Our software is fueled by over 300 million data-driven effective tax rules and supports indirect tax compliance in more than 19,000 jurisdictions worldwide. We partner with the world’s most respected companies and harness their strengths to deliver the best tax technology solution to businesses across the globe. We integrate with key technology partners that span ERP, CRM, procurement, billing, POS and e-commerce platforms. We also work closely with over 50 tax, accounting and consulting firms to provide the integrated tax technology solutions.
Why Work With Us
Innovative, agile, and growth-minded professionals thrive at Vertex. Our remote-first culture offers flexibility and connection, while our focus on indirect tax technology and global expansion creates real impact. With leadership development and a strong emphasis on well-being, careers flourish here.
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