Sr. FullStack Engineer
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 12h ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 49d ago
The date the source published, not the day we noticed it (2026-08-13). Last seen at its source 3h ago.
We have tracked this listing since 23 Sep 2026 (8 days). The employer's own board has carried it every time we have read it, most recently 3 hours ago.
Is it remote?
The listing says yes
The location field doesn't say remote, so our assessment is based on the title or the description. Read the listing before applying.
Who may apply?
Costa Rica
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay $153.3k–210k/yr
Middle 50% of 1339 listings that do state pay — Engineering · Senior · Americas · USD/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
workday employer's own board first seen 8d ago · last seen 3h ago
- location not stated
The listing
TransUnion's Job Applicant Privacy Notice
Team Overview
The Digital Business Profile team is responsible for maintaining and enhancing TransUnion's business identity and listings solutions, helping ensure accurate, trusted, and actionable business information across digital ecosystems. This platform originated from Neustar's Tru-Contact and Communication Solutions portfolio and supports business data products that enable customers to make informed decisions. The team partners closely with Product, QA, Operations, and Engineering functions across Costa Rica and the U.S. West Coast to deliver innovative, scalable solutions. This role reports directly to the Sr. Manager, Software Development.

This is a remote position which may require occasional in-person attendance at work-related events at the discretion of management.Role Overview And Core Responsibilities
Design, develop, and maintain full-stack software solutions that support TransUnion's Digital Business Profile products and business data platforms.
Partner with Product teams to understand, refine, and negotiate functional requirements, translating business needs into scalable technical solutions.
Lead the design and delivery of medium to large-scale features throughout the entire software development lifecycle, from concept through production deployment.
Develop high-quality software using C#, .NET technologies, Angular, APIs, and cloud platforms while adhering to established engineering standards and best practices.
Collaborate within an Agile Scrum environment, actively participating in sprint planning, design reviews, code reviews, and continuous improvement initiatives.
Provide technical leadership on projects by guiding design decisions, mentoring team members, and driving implementation strategies across cross-functional teams.
Work closely with QA teams to support testing efforts and create technical documentation required for successful product validation and release.
Support production systems by troubleshooting complex technical issues and partnering with Operations and Customer Delivery teams to ensure platform stability and performance.
Participate in an on-call rotation approximately one week per month to support critical production incidents and maintain service reliability.
Build strong partnerships with globally distributed teams and communicate effectively with developers, architects, and product managers.
Required Knowledge And Experiences
5+ years of professional experience in full-stack software development, including designing and delivering enterprise-grade web applications, back-end services, Apis from concept through deployment.
Experience with being hands-on for design and development and independently translating business needs into scalable software solutions.
Strong understanding of software development principles, design patterns, debugging practices, and modern software development lifecycle methodologies.
Experience working in Agile development environments and collaborating effectively with team through iterative product delivery.
Bachelor’s degree in computer science, Software Engineering, or a related technical discipline, or equivalent combination of education and relevant experience.
This role is a 100% hands-on role and requires leadership through technical skill, solving problems and mentorship to junior team members.
Required Technical Skills
Advanced experience with Microsoft .NET technologies, including C#, ASP.NET, .NET Framework, Entity Framework, Web API, MVC, and Web Forms.
Experience working with huge datasets and data driven architecture.
Experience designing, developing, and integrating RESTful APIs in enterprise environments.
Experience with cloud platforms such as AWS (Amazon Web Services) and/or GCP (Google Cloud Platform), supporting modernization initiatives and scalable application architectures.
Strong proficiency with Visual Studio and Windows-based development environments, including source control and collaborative development practices.
We’re also looking for the preferred skills below. Whether you are proficient or could use some brushing up, we’re happy to support your career development and growth in:
Experience leading technical initiatives or projects involving multiple stakeholders and distributed teams.
Exposure to modern cloud-native architectures, containerization, and application modernization efforts.
Previous experience working with business data products, or data-driven platforms.
Experience mentoring developers and serving as a technical resource within Agile engineering teams.
Strong presentation, stakeholder management, and cross-functional communication skills within global organizations.
#LI-MR1
TransUnion Overview:
At TransUnion, we encourage and are committed to creating a real, positive impact and shared sense of purpose within our Workforce for Good, which empowers our people to grow, innovate and contribute to a better future for our communities and customers. We strive to build an environment where our associates are in the driver’s seat of their professional development— while having access to help along the way. We recognize that success comes when our associates thrive both professionally and personally; that’s why we prioritize work/life flexibility and offer resources for our teams across the globe to collaborate and drive excellence.
Be a part of our Workforce for Good – you’ll work with great people, pioneering products and cutting-edge technology.
TransUnion Job Title
Lead Engineer, Applications Development