Job Closed

This listing is no longer active.

Sigma Software Group logo
Sigma Software Group

We support enterprises, product houses, and startups with custom software solutions development and IT consulting.

Senior .NET Developer, Healthcare project

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 1,001-5,000Since 2002H1B No SponsorCompany SiteLinkedIn

Location

Poland

Posted

73 days ago

Salary

0

Seniority

Senior

Job Description

Senior .NET Developer, Healthcare project

Sigma Software Group

• Design, develop, and maintain complex .NET-based applications • Collaborate with cross-functional teams including engineers, QA, and domain experts • Implement secure, scalable, and efficient solutions aligned with healthcare industry standards • Participate in code reviews, architecture discussions, and technical decision-making • Take ownership of features from requirements breakdown to deployment • Deploy and monitor services in AWS cloud-native environments • Handle production issues and incidents with accountability

Job Requirements

  • 5+ years of experience in software development
  • Strong OOP and system design skills
  • Solid hands-on experience with .NET
  • Understanding of software testing concepts and practices
  • Strong knowledge of Domain-Driven Design (DDD)
  • Strong knowledge of event-driven architectures (Kafka, RabbitMQ, MassTransit)
  • Strong knowledge of event sourcing and related architectural approaches, including CQRS and materialized projections
  • Experience working with agentic AI or strong willingness to apply it in practice
  • Expertise in cloud-native and DevOps practices (CI/CD, automation, monitoring)
  • Experience with relational databases (PostgreSQL), EntityFramework, Marten
  • Knowledge of non-functional requirements (performance, security, availability)
  • Experience with containers (Docker, Kubernetes)
  • Proficiency with observability tools (Grafana, Prometheus, or similar)
  • Upper-Intermediate English level or higher

Benefits

  • Flexible arrangements
  • Opportunities for professional growth
  • Collaborative culture

Related Job Pages

More Backend Engineer Jobs

Sutherland logo

Junior Full-Stack Java Developer – Contact Center Technologies

Sutherland

Founded in 1986, Sutherland is a global process transformation company that “rethinks and rebuilds processes for the digital age.” As an employer, Sutherland prefers driven pro

Backend Engineer73 days ago

• Develop, test, and deploy full-stack enterprise Java applications using a microservices architecture with Spring Boot, RESTful APIs, and front-end technologies including Vaadin, Thymeleaf, and Bootstrap/HTML5 to support contact center operations. • Design and implement microservices following best practices including API gateway patterns, service discovery, circuit breakers, and inter-service communication via REST and messaging. • Build and maintain microservices with containerized deployments using Docker and orchestration via Kubernetes for both on-premise and Google Cloud Platform (GCP) environments. • Provide Level 3 (L3) production support by performing root cause analysis, diagnosing complex application and integration issues, and implementing timely fixes to restore service. • Serve as the escalation point for issues that cannot be resolved by L1/L2 support teams. • Develop and customize Cisco Finesse agent desktop integrations, gadgets, and workflows, including working with the Finesse API and extending agent and supervisor desktop capabilities. • Perform customization and configuration of Coral Interactive (softphone) solutions to enhance agent communication and call handling workflows. • Write and optimize SQL queries, stored procedures, and data access layers to integrate with PostgreSQL (primary), SQL Server, and Informix databases. • This role does not include database administration responsibilities. • Develop against and integrate with Cisco Unified Contact Center Enterprise (UCCE) and Cisco Customer Voice Portal (CVP) for IVR routing, call flow logic, and VXML application development. • Work with Genesys Platform SDK (PSDK) for integration with Genesys contact center environments, including familiarity with Genesys Voice Portal (GVP) for IVR development. • Integrate applications with Microsoft Active Directory (Azure AD/Entra ID) for authentication, authorization, single sign-on (SSO), and identity management workflows. • Deploy, configure, and manage applications on Google Cloud Platform (GCP) and on-premise infrastructure, leveraging cloud-native services for scalability, monitoring, and reliability. • Utilize Splunk for application monitoring, log analysis, troubleshooting production issues, and building operational dashboards and reports to support L3 support functions. • Actively leverage AI-powered development tools (e.g., GitHub Copilot, Grok, Claude) to accelerate development workflows, improve code quality, generate documentation, and enhance productivity. • Collaborate with project managers, product owners, QA engineers, and fellow developers as part of project and product teams to deliver features on schedule and to specification. • Participate in code reviews, architectural discussions, and technical design sessions to maintain high standards of code quality and system reliability. • Create and maintain technical documentation including design specifications, API documentation, runbooks, troubleshooting guides, and deployment procedures. • Proactively identify and resolve technical debt, performance bottlenecks, and security vulnerabilities across the application stack.

Mexico

Role Description We are looking for a Senior Java Developer to manage the software development life cycle, from planning and prioritizing to testing and release. Senior Java Developer responsibilities include: - Gathering system and user requirements - Building Java modules - Testing features before release - Leading junior developers - Deploying and maintaining functional, secure, and high-quality applications Qualifications - Work experience as a Senior Java Developer or similar role - Experience designing, building, and testing Java EE applications - In-depth knowledge of popular Java frameworks like JSF and Spring MVC - Experience with Object-Oriented Design (OOD) - Good delegation and time management skills - Problem-solving abilities - BSc in Computer Science, Engineering or relevant field Requirements - Work experience as a Senior Java Developer or similar role - Experience designing, building, and testing Java EE applications - In-depth knowledge of popular Java frameworks like JSF and Spring MVC - Experience with Object-Oriented Design (OOD) - Good delegation and time management skills - Problem-solving abilities - BSc in Computer Science, Engineering or relevant field

United States
$80 - $90 / hour
Software Mind logo

Software Engineer, .NET MAUI

Software Mind

Software House focused on results since 1999

Backend Engineer73 days ago
Full TimeRemoteTeam 1,001-5,000Since 1999H1B No Sponsor

• Collaborate closely with designers, product owners, and other developers to define, build, and deliver new features • Write clean, scalable, and well-documented code in line with best practices • Ensure high performance, responsiveness, and usability of mobile and desktop apps • Integrate APIs, SDKs, and third-party libraries as required • Leverage Azure cloud services to build resilient, cloud-connected applications • Work with SQL and/or NoSQL databases to design efficient data models and storage strategies • Utilize Docker for containerization and streamlined development/deployment workflows • Participate in code reviews and contribute to continuous improvement of the development process • Diagnose and fix bugs and performance bottlenecks • Contribute to test automation and CI/CD pipelines where applicable

Poland
Job Closed
ASG | Asche Stein Glockemann Verstl Wiezoreck - RAe StB WP logo

Senior Developer – PHP, React

ASG | Asche Stein Glockemann Verstl Wiezoreck - RAe StB WP

Gestalte Deine Zukunft mit uns! 🚀 #steuerberatung #rechtsberatung #wirtschaftsprüfung

Backend Engineer73 days ago
Full TimeRemoteTeam 51-200Since 1999H1B Sponsor

• Take a lead role in the ongoing development of our on-premises application • Develop and implement your own features in PHP and/or React • Closely collaborate with our development team on the design and implementation of frontend and backend functionality • Perform code reviews and provide guidance to junior developers and working students

Germany