Senior Software Systems Engineer, C#/.NET Developer

Jobtailor; Deutschland; Remote; EUR 90.000 - 130.000; Vollzeit

Zusammenfassung

Jobtailor in Germany is seeking an experienced software engineer to design, build, and maintain C#/.NET backend services for high-volume healthcare EDI transactions. You will parse, validate, and transform X12 documents, and debug complex transaction-level issues across payers, clearinghouses, and trading partners.

You will optimize MSSQL, write clean code, participate in reviews, and contribute to platform libraries within an agile team.

Qualifikationen

• Bachelor's or Master's degree in computer science or related field.

Aufgaben

• Design, build, and maintain backend services for high-volume healthcare EDI.
• Parse and transform X12 EDI documents.
• Optimize SQL stored procedures and provide performance insights.
• Collaborate in agile teams with code reviews and planning.
• Deploy and support production solutions.

Kenntnisse

C#/.NET Development

AWS Experience

SQL Optimization

Agile Methodologies

Healthcare EDI Transactions

Ausbildung

Bachelor's Degree

Master's Degree

Public Trust Clearance

Tools

Visual Studio

Git

JIRA

AWS CodePipeline

AWS CodeBuild

AWS CodeDeploy

Visual Studio Code

Entity Framework

MSSQL

Jobbeschreibung

• Design, build, and maintain C#/.NET/AWS backend services handling high-volume healthcare EDI transactions
• Parse, validate, and transform X12 EDI documents
• Debug complex transaction-level issues across payers, clearinghouses, and trading partners
• Write, optimize, and troubleshoot SQL stored procedures, including performance tuning, query analysis, and complex data transformations
• Query, parse, and manipulate structured XML within MSSQL
• Write clean, testable, and well-documented code and participate in code reviews
• Contribute to shared platform libraries and services used across multiple product initiatives
• Perform technical planning, requirements definition, test planning, and test execution with team members and stakeholders
• Participate in daily stand-ups as an active software development team member
• Deploy, support, and ensure application performance, quality, and responsiveness
• Provide development support for solutions deployed to production
• Implement long-term solutions and reusable building blocks within an agile framework
• Apply and promote software engineering best practices
• Use Visual Studio and Git

Requirements

• Bachelor's or Master's degree in computer science, electronics engineering or other engineering or technical discipline is required
• Minimum of 8 years of experience in software development using C#/.NET technologies
• Proven track record of working on complex software projects and leading development initiatives
• Experience with designing, developing, and deploying enterprise-level applications
• Strong proficiency in C#/.NET ecosystem
• Proficiency in developing back-end applications using design and integration patterns
• Hands-on AWS experience (serverless, messaging, storage, databases) preferred
• Strong SQL skills, including writing and optimizing stored procedures, troubleshooting execution plans, and performance tuning in MSSQL
• Proficient with Git and GitHub
• Experience with MSSQL or similar relational databases
• Proficiency in database design and development, including SQL Server and Entity Framework
• Familiarity with cloud platforms such as Microsoft Azure and AWS and their services
• Understanding of CI/CD practices and tools such as AWS CodePipeline, CodeBuild, and CodeDeploy
• Knowledge of unit testing frameworks and tools such as NUnit, xUnit, and MSTest
• Proficiency in Visual Studio and Visual Studio Code
• Excellent problem-solving and analytical skills
• Strong communication and interpersonal abilities
• Ability to work independently and as part of a large team
• Attention to detail and commitment to producing high-quality software
• Ability to prioritize tasks and manage time effectively using JIRA
• Experience with agile development methodologies such as Scrum and Kanban
• Familiarity with DevOps practices and infrastructure as code (IaC)
• Ability to conduct code reviews and provide constructive feedback
• Experience with performance tuning and optimization of applications
• Knowledge of microservices, event-driven architecture, and containerization technologies such as Docker, ECS, and EKS is a plus
• Experience with healthcare payer/PBM systems, clearinghouses, or pharmacy operations is a plus
• US Citizenship with the ability to obtain and maintain a Public Trust clearance

Core Competencies

Demonstrates extensive experience in C#/.NET development, with a strong focus on building and maintaining backend services for high-volume healthcare EDI transactions. Proficient in SQL, AWS, and agile methodologies, with a commitment to software engineering best practices and high-quality code delivery.

Highest-signal resume keywords

• C#/.NET Development
• AWS Experience
• SQL Optimization
• Agile Methodologies
• Healthcare EDI Transactions

Hard Skills

• C#
• SQL
• AWS
• MSSQL
• Entity Framework
• Microservices
• Docker
• Unit Testing
• Performance Tuning
• Code Reviews

Soft Skills

• Problem-Solving
• Communication
• Interpersonal Skills
• Attention to Detail
• Time Management

Certifications & Qualifications

• Bachelor's Degree
• Master's Degree
• Public Trust Clearance

Industry Keywords

• Healthcare EDI
• Payer Systems
• Clearinghouses
• Pharmacy Operations
• Agile Development

Tools & Technologies

• Visual Studio
• Git
• JIRA
• AWS CodePipeline
• AWS CodeBuild
• AWS CodeDeploy
• Visual Studio Code