Senior Solution Architect (Azure/.NET)

B2B Soft; Remote; USD 5,000 - 9,000; Full time

Job summary

A dynamic tech company in the United States is seeking a skilled individual to own end-to-end solution design across multiple domains. The ideal candidate will lead architectural standards and ensure services are secure and scalable on Azure, utilizing .NET and MS SQL Server. A strong background in security fundamentals, distributed systems, and backend engineering is essential. This role provides an exciting opportunity to work with innovative technologies in a collaborative environment.

Qualifications

• 6+ years in backend engineering with .NET (C#) including designing distributed systems in production.
• Strong MS SQL Server skills: schema and domain modeling, indexing strategy, transactions/isolation, query tuning, migrations, performance troubleshooting.
• Security fundamentals applied in architecture: OAuth2/OIDC, JWT, RBAC/permissions, threat-aware design.

Responsibilities

• Own end-to-end solution design across multiple domains/teams.
• Drive architectural standards and ensure services are secure, scalable, and operable on Azure.
• Lead solution design from discovery to production including requirements and delivery plan.

Skills

.NET

C#

REST API

MS SQL Server

Security

RBAC

Service Bus

Docker

AKS

AI

Job description

• .NET
• C#
• REST API
• MS SQL Server
• Security
• RBAC
• Service Bus
• Docker
• AKS
• AI

Requirements (Must have)

• 6+yearsinbackendengineeringwith.NET (C#),includingdesigningdistributedsystemsinproduction.
• StrongMS SQL Serverskills:schemaanddomainmodeling,indexingstrategy,transactions/isolation,querytuning,migrations,performancetroubleshooting.
• Securityfundamentalsappliedinarchitecture:OAuth2/OIDC, JWT, RBAC/permissions,threat-awaredesign.

AI /Automation—Nicetohave

• ExperienceintegratingLLM/AIintobusinessworkflows(summarization,classification,knowledgesearch,assistedoperations).
• UnderstandingofRAG,embeddings,promptdesign,guardrails,evaluation/qualitymetrics.

Soft Skills

• You feel comfortable presenting and defending your solutions to senior technical executives (CTO, CIO, VP of Engineering, etc.)
• The ability to parachute into an issue, assess the situation quickly, and present a plan for resolution.
• You are naturally curious, seeking for ways to optimize and keeping an eye out for new frameworks and tools to enable our Engineers to develop world-class, reliable, performant software.

Role overview

Own end-to-end solution design across multiple domains/teams, drive architectural standards, and ensure our services are secure, scalable, and operable onAzurewith.NETandMS SQL Server.

• Own end-to-end architecture for major initiatives (services, integrations, data, security, runtime).
• Lead solution design from discovery to production: requirements, trade-offs, risk analysis, and delivery plan.
• Define and govern architecture standards: API guidelines, error model, compatibility strategy, resiliency patterns, observability, security.
• Drive API and integration architecture (REST contracts, DTOs, versioning/compatibility, sync/async patterns, idempotency, retries).
• Lead data architecture on MS SQL Server: domain modeling, transactional boundaries, schema evolution, performance strategy (indexing, query optimization, partitioning where needed).
• Make and document key decisions using ADRs, C4 diagrams, NFRs, and clear technical narratives.
• Windows
• Monitory: If needed

122.3k – 183.5k CZK