Senior Full Stack Software Engineer Jobs in Berlin, NJ

WHO WE ARE:
Xactus (pronounced 'Zac-tus') is the leading verification innovator for the mortgage industry. We have over 6,500 clients ranging from the largest bank and non-bank mortgage originators to credit unions and mortgage brokers. Xactus works closely with our clients to digitally integrate a 360° approach to verification across their workflows. As a result, lenders can easily access the technology necessary to meet consumer demands for a modern mortgage experience with industry-leading speed, reliability, and accuracy - while also closing more loans more quickly with greater profitability.
Xactus is proud to provide a friendly work environment that is primarily remote. Our workforce provides many opportunities for you to enhance your skills with our top-notch financial leadership team who prioritizes building talent. If you are curious and searching for a change that will be fun and rewarding, please reach out to us! We would love to have you on our team!
WHO YOU ARE:
You are a career-minded, driven individual who is looking for a position that challenges you and supports your professional development.
THE BENEFITS WE OFFER:
A friendly, supportive environment which is highly rated by Xactus employees. Feedback from our employees says: "The people I work with treat each other with respect," "I feel accepted by my coworkers," and "The person I report to cares about me as a person."
Xactus offers medical, vision and dental insurances, bonus programs, fitness reimbursement and other healthy life-style programs through our benefits carrier, 401k plan with a company match, short and long-term disability, life insurance, accident and critical illness insurance, health savings account, flexible spending account, employee assistance program, legal services, employee discounts and more.
SUMMARY:
The Full Stack Engineer is a hands-on software developer responsible for building, maintaining, and supporting fintech applications for XedaLink. This role works across a predominantly C#/.NET Framework environment, with some .NET Core, ASP.NET Web Forms, Angular, TypeScript/JavaScript, SQL Server, and Azure. The Full Stack Engineer partners with senior engineers, the Development Manager, product, QA, and other engineering team members to deliver reliable application changes, resolve defects, and support continuous improvement of business-critical systems.
ESSENTIAL FUNCTIONS:
The following is a list of essential functions, which is subject to change at any time and without advance notice. Management may assign new duties, reassign existing duties, or eliminate a function based on business needs or at its sole discretion.
ESSENTIAL DUTIES AND RESPONSIBILITIES:

• Develop, maintain, and support full-stack application features using C#, .NET Framework, some .NET Core, ASP.NET Web Forms, Angular, TypeScript/JavaScript, and SQL Server.
• Translate business requirements, acceptance criteria, and technical guidance into reliable application changes and well-structured code.
• Create and update SQL Server queries, stored procedures, and database changes under review from senior engineers or the Development Manager.
• Investigate, troubleshoot, and resolve assigned QA and Production defects when reproduction details and appropriate access are available.
• Participate in code reviews, incorporate feedback, and contribute to maintainable code quality across onshore and offshore development work.
• Support release readiness, deployment validation, and environment updates under guidance from senior engineers or the Development Manager.
• Collaborate with product, QA, senior engineers, and team members to clarify requirements, identify risks, and document technical changes as needed.

QUALIFICATIONS:
To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required.
Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
EDUCATION AND/OR EXPERIENCE:

• High-School diploma or equivalent; Bachelor's degree in Computer Science, Information Systems, Engineering, or related technical discipline preferred, or equivalent experience/training.
• Minimum of 3 years of professional software development experience, with hands-on experience in C#, .NET, SQL Server, and web application development.

SKILLS AND COMPETENCIES:

• Strong written and verbal communication skills with the ability to ask clarifying questions and provide clear development updates.
• Hands-on experience with C#, .NET Framework, ASP.NET Web Forms, and related web application development; exposure to .NET Core preferred.
• Experience building or maintaining front-end functionality using Angular, TypeScript, JavaScript, HTML, CSS, and related web technologies.
• Working knowledge of SQL Server, including queries, stored procedures, data analysis, and database change support.
• Ability to troubleshoot application issues, analyze defects, and work with QA and senior engineers to identify root cause and resolution.
• Exposure to Azure cloud environments and CI/CD or deployment tools such as Azure Devops, Terraform, or Terragrunt preferred.
• Working knowledge of source control, branching, pull requests, code reviews, documentation, and release management practices.
• Strong analytical and problem-solving skills with attention to detail and a focus on maintainable solutions.
• Working knowledge of Agile development practices and collaboration with product, QA, and engineering teams.
• Self-motivated, organized, collaborative, and comfortable learning legacy systems and specialized application workflows.
• Experience with financial services, mortgage, credit, tax transcript, document routing, or similar regulated business systems is a plus.
• Experience supporting production or business-critical applications is a plus.
• Ability to learn new tools, frameworks, and domain workflows as business and technology needs evolve.

WORKING CONDITIONS:

• Traditional office environment with low-to-moderate office noise (computers, phones and business conversations). The position may be remote from main offices.
• May require flexibility in hours.

PHYSICAL DEMANDS:
Xactus promotes an equal opportunity workplace, which includes reasonable accommodations of otherwise qualified disabled applicants and employees. Please contact your supervisor with questions regarding the physical demands of this position.

• Lifting/carrying up to 10 lbs.
• Manual dexterity for computer work
• Speaking, hearing and vision are required to perform essential functions.

If applying for a position at Xactus, candidates must be a resident of the United States, and should be authorized and eligible for employment in the United States. Xactus does not provide visa sponsorship at this time.
If hired to work at Xactus, employment is contingent upon successful completion of required background checks (including but not limited to federal and state criminal history checks, employment history verification, education verification, credit history check) and pre-employment drug screening.
No agency submissions, please. We do not accept unsolicited resumes from third-party recruiters.
Equal Opportunity Employer
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.