SQL SERVER & DATABASE ENGINEERING
Work with SQL Server experts trusted by the world's top tech teams.
Our Database Administrators (DBAs) and Data Engineers architect mission-critical data infrastructure. Work with vetted nearshore experts specializing in Microsoft SQL Server, complex T-SQL optimization, Always On High Availability, and Azure SQL migrations.
AI CODING TOOLS WE USE
Get expert help for your
SQL project.
ENDORSED BY ENGINEERS. TRUSTED BY CTOS.
CUSTOM SQL SERVICES
Advanced Database Architecture
We transform database bottlenecks into high-performance assets. From rewriting incredibly complex legacy T-SQL procedures to architecting zero-downtime disaster recovery environments.
We design for absolute data integrity. We architect highly normalized (3NF) relational schemas that guarantee ACID compliance, eliminating data redundancy and preventing update anomalies.
We process massive data efficiently. We encapsulate complex business logic directly at the database tier using robust T-SQL Stored Procedures, Triggers, User-Defined Functions (UDFs), and advanced Window Functions.
We slash query times from minutes to milliseconds. We conduct deep analysis of Execution Plans and the Query Store to refactor slow queries, eliminate table scans, and build optimized Clustered and Non-Clustered Indexes.
We guarantee zero data loss. We configure and manage 'Always On Availability Groups' and Windows Server Failover Clustering (WSFC) across multiple data centers for instant, automated disaster recovery.
We transition legacy hardware to the cloud safely. We execute seamless 'lift and shift' migrations from on-premise SQL Server to Azure SQL Managed Instance or Azure SQL Database with minimal downtime.
We organize enterprise data. We engineer robust ETL (Extract, Transform, Load) pipelines utilizing SSIS (SQL Server Integration Services) or Azure Data Factory to populate massive analytical Data Warehouses.
We lock down sensitive data. We implement Microsoft's 'Always Encrypted' technology, Dynamic Data Masking, and strict Row-Level Security (RLS) to ensure absolute compliance with HIPAA and financial regulations.
We turn raw data into executive insights. We architect OLAP cubes using SSAS (SQL Server Analysis Services) and build dynamic, real-time reporting dashboards using Power BI and SSRS.
Their engineers perform at very high standards. We've had a strong relationship for almost 3 years.”
The best partnerships are the ones you don't have to worry about. We deliver the kind of technical execution and reliability that builds long-term trust. It's why clients consistently praise our work quality and performance.
OUR SQL ENGINEERING TEAM
Why tech leaders choose our Database Architects:
We provide seasoned DBAs who understand the deep internals of the SQL Server Engine. We don't just write queries; we understand page latching, memory grants, and transaction log architecture.
SQL CASE STUDIES
Numbers of SQL projects delivered.
Our clients rely on us for SQL software that satisfies strict performance, security, and compliance targets. From high-volume payment gateways to HIPAA-aligned healthcare services, our SQL applications stay in production years after launch.
Always Encrypted & RLS
High Availability Migration
Query & Index Optimization
Looking for a team with this kind of
track record?
Tell us more about your SQL needs.
AI EXPERTS
Work with AI-augmented SQL developers.
Every developer we provide uses modern AI coding tools to ship faster than ever while producing cleaner, more consistent code.
TOOLS FOR SQL DEVELOPMENT
The ecosystem we use for Database engineering:
We deliver high-performance data architecture utilizing the deepest capabilities of Microsoft SQL Server and the broader Azure data ecosystem.
We architect solutions on industry-leading relational database engines, both on-premise and fully managed in the cloud.
We manipulate massive datasets directly at the storage tier utilizing highly optimized proprietary languages.
We diagnose and eliminate query bottlenecks utilizing advanced native profiling and optimization tooling.
We guarantee 99.999% uptime by engineering complex clustered architectures and automated failover networks.
We engineer resilient data pipelines to extract, clean, and load massive datasets into centralized data warehouses.
We rigorously protect sensitive data, ensuring strict compliance with federal and financial data regulations.
We build semantic data models and dynamic dashboards that allow executives to make instant, data-driven decisions.
We treat database schemas as code, enforcing strict version control and automated CI/CD deployments for schema changes.
We architect solutions on industry-leading relational database engines, both on-premise and fully managed in the cloud.
CLIENT TESTIMONIALS
Get SQL results you can stand behind.
Our work holds up in reviews, in production, and in front of the board.
Digital Commerce
Developed BitForge's Modern Digital Commerce Platform
"Finding engineers who could quickly understand our product vision and execute at a high level was our biggest challenge. Agency consistently provided outstanding developers who became trusted contributors, helping us build BitForge into a reliable and scalable digital marketplace."
Digital Commerce
Developed BitForge's Modern Digital Commerce Platform
BitForge was created to provide a secure digital marketplace for buying and selling software products, digital assets, and downloadable content. Our engineers developed a scalable full-stack platform featuring secure authentication, role-based access control, payment processing, cloud storage integration, and an optimized user experience that supports reliable transactions and future platform growth.
HEALTHCARE
Healthcare & MedTech
"What stands out most about Agency is the quality of its people. They consistently provide talented, experienced developers who quickly become trusted members of our team, helping us deliver reliable software on time and at a high standard."
Networking
Developed new Communication Platform
"Agency helped us transform an ambitious idea into a successful product. Their ability to rapidly source experienced developers and seamlessly integrate them into our team allowed us to accelerate development without compromising on quality."
Networking
Developed new Communication Platform
A growing business needed a modern communication platform to connect teams and customers more efficiently. Our engineers designed scalable backend services, built real-time messaging capabilities, integrated secure APIs, and optimized the user experience to support rapid growth, high availability, and seamless collaboration.
Platform as a Service(Paas)
Scaled and Maintained Deployra's AWS Infrastructure
"Agency has been an outstanding technology partner throughout our growth. Their engineers consistently delivered high-quality solutions, adapted quickly to evolving requirements, and helped us build a reliable deployment platform we're confident will scale with our business for years to come."
Join 50+ companies who count on our SQL developers
FLEXIBLE ENGAGEMENT MODELS
Need extra SQL expertise?
Plug us in where you need us most.
We customize every engagement to fit your workflow, priorities, and delivery needs.
STAFF AUGMENTATION
Extend Your Engineering Team with Senior Talent
Quickly scale your development capacity with experienced software engineers who integrate seamlessly into your existing team. They work within your processes, collaborate in your daily ceremonies, and deliver production-ready code from day one.
DEDICATED TEAMS
Need a dedicated team to deliver products faster?
Build a cross-functional engineering team tailored to your product goals. We assemble developers, designers, QA engineers, and project managers who take ownership of delivery, collaborate closely with your stakeholders, and drive projects from planning through production.
SOFTWARE OUTSOURCING
Need an experienced team to own your entire project?
Entrust your complete software development lifecycle to our experienced engineering teams. From discovery and architecture to development, testing, deployment, and ongoing support, we take full ownership while keeping you informed through every milestone.
Extend Your Engineering Team with Senior Talent
STAFF AUGMENTATION
Quickly scale your development capacity with experienced software engineers who integrate seamlessly into your existing team. They work within your processes, collaborate in your daily ceremonies, and deliver production-ready code from day one.
Need a dedicated team to deliver products faster?
DEDICATED TEAMS
Build a cross-functional engineering team tailored to your product goals. We assemble developers, designers, QA engineers, and project managers who take ownership of delivery, collaborate closely with your stakeholders, and drive projects from planning through production.
Need an experienced team to own your entire project?
SOFTWARE OUTSOURCING
Entrust your complete software development lifecycle to our experienced engineering teams. From discovery and architecture to development, testing, deployment, and ongoing support, we take full ownership while keeping you informed through every milestone.
Kick off SQL projects in 2 - 4 weeks.
We have reps
across the US.
Speak with a client engagement specialist near you.
Discuss solutions and decide team structure.
Tell us more about your needs. We'll discuss the best-fit solutions and team structure based on your success metrics, timeline, budget, and required skill sets.
Onboard your team and get to work.
With project specifications finalized, we select your team. We're able to onboard developers and assemble dedicated teams in 2-4 weeks after signature.
We track performance on an ongoing basis.
We continually monitor our teams' work to make sure they're meeting your quantity and quality of work standards at all times.
SQL FAQ
What tech leaders ask about SQL before pulling us in:
Database slowness is typically caused by missing indexes, poorly written queries (e.g., using 'SELECT *', implicit conversions, or correlated subqueries), or stale statistics. Our DBAs utilize the Query Store and examine Execution Plans to pinpoint the exact operations causing the bottleneck. Often, adding a single covering index or refactoring a JOIN can reduce a 30-second query to 100 milliseconds.
Modern ORMs (like Entity Framework) push logic to the C# application layer, which is easier to version control. However, for extremely complex, data-heavy operations (like generating financial reports), processing the logic directly in the database via a T-SQL Stored Procedure is exponentially faster. It eliminates the need to send gigabytes of raw data over the network to the application server.
Depending on your architecture, we choose the right path. If you just need a database and don't need OS-level access, we migrate to Azure SQL Database (PaaS). If you have complex legacy dependencies, cross-database queries, and SQL Agent jobs, we perform a 'lift and shift' to Azure SQL Managed Instance, which offers nearly 100% compatibility with on-premise SQL Server.
It is Microsoft's premier High Availability (HA) and Disaster Recovery (DR) solution for SQL Server. We cluster multiple SQL Servers together (often across different geographical data centers). The primary database synchronously replicates every transaction to the secondary servers. If the primary server crashes, the secondary instantly takes over with zero data loss.
Window Functions (like ROW_NUMBER, RANK, SUM OVER) allow developers to perform complex calculations across a specific set of rows related to the current row, without needing to group the data and lose the row-level detail. They replace complex, slow-performing self-joins and subqueries, drastically improving performance for analytical queries.
We utilize SQL Server's 'Always Encrypted' feature. This ensures that sensitive data (like SSNs or Credit Cards) is encrypted not just at rest on the disk, but also in memory. The encryption keys are held by the client application, meaning even highly privileged Database Administrators cannot read the plain-text data.
The Query Store is a 'flight data recorder' for SQL Server. It automatically captures the history of queries, execution plans, and runtime statistics. If a database suddenly becomes slow after a code deployment or a statistics update, our DBAs use the Query Store to instantly identify the regressed query and force SQL Server to use the older, faster execution plan.
If you are running an entirely on-premise environment, SQL Server Integration Services (SSIS) remains incredibly powerful. However, if you are migrating to the cloud or integrating with modern SaaS APIs (Salesforce, Workday), we strongly recommend building new pipelines in Azure Data Factory, which is a fully managed, scalable, cloud-native ETL service.
