Staff Software Engineer - .NET

WellSky; Chicago (IL); On-site; USD 140,000 - 170,000; Full time

Job summary

WellSky is seeking a Staff Software Engineer to lead design and architecture across major systems, collaborating with product, data science, and engineering teams to deliver scalable and reliable solutions. The role emphasizes end-to-end software lifecycle, performance, and quality.

The position requires 8–12 years of related experience, strong C#, MVC, REST API, and SQL skills, plus experience with cloud and DevOps practices.

Qualifications

• Bachelor's degree or equivalent work experience.
• 8–12 years of related experience in software engineering.
• Experience designing and developing Web-based applications/SOA/microservice architectures using C#, MVC, Restful Web API, SQL.

Responsibilities

• Lead the design and architecture of major systems and services for scalable, reliable software.
• Collaborate with stakeholders to define and prioritize technical requirements.
• Ensure high quality and reliability through code reviews and guidance to engineers.
• Provide technical guidance to elevate skills and productivity across teams.
• Evaluate and implement new technologies and AI capabilities to improve efficiency and performance.
• Ensure code meets functional and performance requirements with rigorous testing (unit/integration).
• Leverage AI tools to enhance decision-making and workflows.

Skills

C#

MVC

REST API

SQL

Python

React Native

JavaScript

Angular

Typescript

Unit testing

Git

Agile Scrum

Cloud: GCP

AWS DevOps

SRE

HL7

Healthcare domain

Education

Bachelor's degree

Equivalent work experience

Tools

Docker

Kubernetes

Terraform

Azure Pipelines

Job description

The Staff Software Engineer is responsible for all stages of the software development lifecycle using a variety of technologies and tools to build impactful software solutions. The scope of this job includes building and optimizing comprehensive solutions that prioritize end-user efficiency and experience.

Key Responsibilities:

• Lead the design and architecture of major systems and services, and ensure software solutions are scalable, reliable, maintainable, and aligned with business needs.
• Collaborate with solution managers, engineers, data scientists, and other stakeholders to define and prioritize technical requirements that meet client needs and business objectives.
• Collaborate with teams to ensure sustained quality and reliability of our software solutions, and act as a go-to expert by identifying and resolving complex, high-priority issues in both development and production environments.
• Actively contribute to code reviews, provide constructive feedback on design and implementation, and provide technical guidance to other engineers to elevate skills, productivity, and overall effectiveness.
• Drive innovation by evaluating and implementing new technologies, methodologies, and AI capabilities that improve team efficiency, software performance, and development processes.
• Ensure code meets functional and performance requirements, advocate for high-quality software, and ensure rigorous testing processes, including automated unit tests, integration tests, and other testing frameworks.
• Leverage AI tools and platforms as an integral part of daily responsibilities to enhance decision-making, streamline workflows, and drive data-informed outcomes.
• Perform other job duties as assigned.

Required Qualifications:

• Bachelor's degree in a related field or equivalent work experience 8 - 12 years related work experience
• Experience in designing and developing Web-based applications/SOA/microservice-based architecture using C#, MVC, Restful Web API, SQL

Preferred Qualifications:

• Experience with Python
• Experience with Gen AI
• Experience with React Native and JavaScript
• Good knowledge of Angular Material design with Typescript
• Good hands on and working knowledge of Application development and SDLC life cycle process.
• Proficient in debugging applications and performance tuning.
• Nunit, Xunit, or comparable unit testing framework
• Git experience
• Experience with an Agile Scrum methodology
• Cloud technologies such as GCP, AWS DevOps and SRE experience (Azure pipelines, Docker, Kubernetes, Terraform)
• Experience in healthcare domain
• Basic understanding of HL7 standards.
• Healthcare industry experience

Job Expectations:

• Willing to work additional or irregular hours as needed
• Must work in accordance with applicable security policies and procedures to safeguard company and client information
• Must be able to sit and view a computer screen for extended periods of time

WellSky is where independent thinking and collaboration come together to create an authentic culture. We thrive on innovation, inclusiveness, and cohesive perspectives. At WellSky you can make a difference.

Benefits:

• Excellent medical with Rx, dental, and vision benefits
• Mental Health support through EAP
• Generous paid time off, plus 13 paid holidays
• 100% vested 401(K) retirement plans
• Educational assistance up to $2500 per year

WellSky provides equal employment opportunities to all people without regard to race, color, national origin, ancestry, citizenship, age, religion, gender, sex, sexual orientation, gender identity, gender expression, marital status, pregnancy, physical or mental disability, protected medical condition, genetic information, military service, veteran status, or any other status or characteristic protected by law.

WellSky is proud to be a drug-free workplace. Applicants for U.S.-based positions with WellSky must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Certain client-facing positions may be required to comply with applicable requirements, such as immunizations and occupational health mandates.

Data Privacy Notice for Job Applicants and Teammates

WellSky is a technology company leading the movement for intelligent, coordinated care worldwide. Our next-level software, analytics, and services power better outcomes and lower costs for stakeholders across the health and community care continuum. In today’s value-based care environment, WellSky helps providers, payers, health systems, and community organizations solve tough challenges, improve collaboration for growth, harness the power of data analytics, and achieve better outcomes by further connecting clinical and social care.