Software Engineer

PlanIT Group, LLC; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

PlanIT Group, LLC is seeking a seasoned Software Architect to design and evolve scalable, secure software architectures across backend, frontend, and data layers. You will apply SOLID principles, vertical slice architecture, and event-driven patterns to deliver modular, high-performance systems.

Excellent collaboration with cross-functional teams is essential to drive compliant and robust solutions. The role involves hands-on design leadership in .NET/C#, cloud platforms (Azure/AWS), and modern

Qualifications

• Experience designing scalable, secure software architectures.
• Strong understanding of SOLID, DRY, KISS, and modern architectural patterns.
• Proven ability to design feature-oriented systems with low coupling.

Responsibilities

• Design and evolve scalable software architectures for complex domains.
• Apply vertical slice architecture to enable feature delivery with reduced coupling.
• Collaborate across teams to ensure system reliability, performance, and security.
• Lead and mentor teams in backend, frontend, and DevOps practices.

Skills

SOLID principles

Vertical Slice Architecture

Event-driven design

Problem solving

Cross-functional collaboration

Tools

.NET Core / C#

Entity Framework Core

Dapper

Angular

TypeScript

Tailwind CSS

REST APIs

Docker

Kubernetes/OpenShift

Azure

AWS

Kafka / Azure Service Bus

Git & CI/CD

Job description

• Design and evolution of scalable, maintainable, and secure software architectures
• Deep understanding and practical application of SOLID principles, DRY, KISS, and
• Vertical Slice Architecture for feature-oriented design and reduced coupling
• System design for high availability, fault tolerance, and performance
• Experience with layered, hexagonal, microservices, and modular monolith architectures
• Event-driven architecture concepts (events, publishers/subscribers, eventual consistency)

Software Architecture & Design

• Design and evolution of scalable, maintainable, and secure software architectures
• Deep understanding and practical application of SOLID principles, DRY, KISS, and
• Vertical Slice Architecture for feature-oriented design and reduced coupling
• System design for high availability, fault tolerance, and performance
• Experience with layered, hexagonal, microservices, and modular monolith architectures
• Event-driven architecture concepts (events, publishers/subscribers, eventual consistency)

Clean Architecture

• Vertical Slice Architecture for feature-oriented design and reduced coupling
• System design for high availability, fault tolerance, and performance
• Experience with layered, hexagonal, microservices, and modular monolith architectures
• Event-driven architecture concepts (events, publishers/subscribers, eventual consistency)

Backend Development (.NET / C#)

• Advanced C# and .NET (.NET Core) development
• Asynchronous programming (async/await, Task-based patterns)
• Dependency Injection, middleware pipelines, and configuration management
• Building and securing Web APIs (authentication and authorization)
• Event publishing and consumption (in-process and distributed events)
• Performance tuning, memory management, and profiling
• Data access using Entity Framework Core and Dapper
• Unit, integration, and contract testing

Data & Persistence

• Strong SQL Server expertise (T-SQL, indexing, query optimization)
• Data modeling aligned with vertical slices and bounded contexts
• Transaction management, concurrency control, and optimistic locking
• Strategic use of ORMs vs micro-ORMs based on performance and complexity
• Understanding of different data consistency models

Frontend Development

• Advanced Angular (or comparable frameworks: React, Vue)
• Strong TypeScript proficiency with strict typing
• Event-driven state management (event bus, observable streams, signal-based patterns)

• Component-based architecture with decoupled communication patterns
• Tailwind CSS for utility-first, scalable UI styling
• HTML5, modern CSS (Flexbox, Grid), responsive and accessible UI design
• Efficient integration with REST APIs and large data sets

Cloud & DevOps

• Familiarity with major cloud platforms (Azure, AWS)
• Containerization with Docker and orchestration basics (Kubernetes/OpenShift)
• CI/CD pipelines (GitHub Actions, GitLab CI, Azure DevOps, etc.)
• Infrastructure fundamentals: scalability, load balancing, networking, secrets management

• Monitoring, logging, and observability practices

Event-Driven Systems

• Designing systems around domain and integration events
• Message brokers and streaming platforms (e.g., Azure Service Bus, Kafka)
• Event versioning, idempotency, retries, and failure handling strategies
• Decoupling backend services and frontend modules through events

Algorithms & Problem Solving

• Strong logical thinking and analytical problem-solving skills
• Solid understanding of data structures and algorithms
• Ability to algorithmize complex business problems into efficient solutions
• Performance and complexity analysis

Quality & Best Practices

• Test-driven and behavior-driven development practices
• Code review participation and adherence to coding standards
• Secure coding practices and defensive programming techniques
• Technical documentation of system architecture, design decisions, and system interactions

Collaboration

• Clear communication with cross-functional teams
• Translating business requirements into event-driven, slice-based solutions
• Strong ownership mindset from design through production

Tooling & Engineering Practices

• Git and advanced branching strategies
• Agile/Scrum or similar delivery methodologies
• Experience with issue tracking and project management tools
• Continuous learning and adaptation to evolving technologies and design patterns