Demo

Senior Software Integration Engineer (ASP.Net/C#/AWS/APIs)

Swivel
San Antonio, TX Full Time
POSTED ON 4/12/2025
AVAILABLE BEFORE 5/11/2025

SWIVEL is seeking a talented individual to develop and maintain our Software as a Service (SaaS) solutions and core internal integrations. This role works within self-organized teams to ensure software is built to customer expectations as well as guides and mentors developers.

Why you'll love this role :

As a senior software engineer for SWIVEL, you will take on a prominent role within our Agile delivery teams. You will have the opportunity to build awesome technology to solve complex problems as well as mentor other developers. SWIVEL offers a very dynamic product portfolio, so you will have many opportunities to learn and implement new technologies as we continue our journey into cloud-native development. We look forward to welcoming you as the newest Swiveler on our growing team.

Essential duties include the following :

  • Builds systems to interface with SWIVEL clientele.
  • Automates processes to improve efficiency.
  • Builds tools to eliminate repetitive tasks.
  • Participates in self-organizing teams working toward a common goal.
  • Responds to issues as they arise and product support teams to run issues to ground.
  • Works with product partners to understand requirements and goals.
  • Prepares wireframes and mock-ups for proposed designs.
  • Conducts peer reviews to ensure that development and security standards are enforced.
  • Guides and mentors junior and mid-level developers on the team.
  • Performs all other duties as assigned.

Serious candidates will possess the minimum qualifications :

  • Bachelor's Degree from an accredited college or four-year university or equivalent experience required.
  • Minimum of five (5) years of experience required, including demonstrated knowledge of OOP and SOLID principles and design patterns; strong background in C#, HTML, JavaScript, XML, and JSON; creating and maintaining relational data models and databases; and troubleshooting with advanced SQL performance issues and write / tune advanced SQL queries.
  • Experience with .NET Framework and .NET, migration to .NET.
  • Proven efficiency in a variety of programming languages, potentially including C#, Node.js, ASP .NET, JavaScript / jQuery, TypeScript, HTML / CSS, etc.
  • Extensive experience with relational databases and general knowledge of NoSQL databases.
  • Exposure to microservice architecture and cloud-native services (preferably AWS); e.g. AWS Lambda, Amazon API Gateway, AWS Fargate, SNS, SQS, CloudFront, CloudFormation, etc.
  • Experience in a continuous integration (CI) environment with Build, Release, and Deployment
  • Knowledge of Agile principles with experience in Scrum or Kanban.
  • General knowledge of domain-drive design (DDD), three-tier architecture, and other design patterns.
  • Knowledge of team development tools and source control; e.g. Visual Studio, Azure Devops, JIRA, GIT, etc.
  • Knowledge of one or more JavaScript frameworks, including Angular, Vue.js, Knockout, React, polymer, etc.
  • Demonstrated willingness and ability to adapt and learn new technologies / processes.
  • Familiar with most general office machines and be proficient in MS Office tools.
  • Able to sit for long periods of time analyzing, modifying, and testing software programs.
  • Able to lift or move 20-40 lbs. of computer-related objects, manuals, or other office items.
  • SWIVEL offers

  • Competitive overall compensation package
  • Work / Life balance
  • Employee engagement activities and recognition awards
  • Years of Service awards
  • Career enhancement and growth opportunities
  • Leadership Academy and Mentor Program
  • Continuing education and career certifications
  • Variety of healthcare coverage options
  • Traditional and Roth 401(k) retirement plans
  • Lucrative Wellness Program
  • Based upon employee eligibility
  • Additional Information :

    SWIVEL is a Substance-Free Workplace and requires pre-employment drug testing.

    Please note, SWIVEL does not hire tobacco users as allowed by law.

    To learn more about SWIVEL, visit our website at If interested, please click the appropriate apply button.

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