Role Overview
ADN Group is hiring a mid-level Backend Developer. This is a contract role in Bethesda. Part of ADN Group's Backend hiring, posted 5 days ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.
Salary Context
Salary is not disclosed in this posting. Market median for Mid-level Backend roles is $138k-$174k (based on 62 comparable listings). Many employers share specifics during the interview process or after an initial screen.
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Job description
Position 3: Backend Developer
We are seeking a strong Backend Developer to design, build, and scale our core data integration pipelines and serverless backend services. In this role, you will be responsible for creating high-throughput REST APIs, orchestrating automated ETL workflows, and optimizing heavy relational database layers to ensure seamless data movement across our enterprise systems.
Core Responsibilities:
- Serverless Compute: Design, implement, and maintain scalable, event-driven microservices using Azure Functions (utilizing HttpTriggers for real-time API traffic and TimerTriggers for scheduled orchestrations).
- Database & ETL Engineering: Build and optimize complex data flows via ETL pipelines. Write high-performance SQL, design relational schemas, and develop robust stored procedures to handle critical business logic at the data layer.
- API Development: Develop, secure, and maintain scalable, production-grade REST APIs using C# / .NET.
- System Scalability: Monitor, tune, and optimize backend applications to ensure high availability, low latency, and efficient resource utilization under heavy transactional loads.
Required Skills & Experience:
- C# / .NET: 4+ years of professional backend development experience building decoupled, maintainable enterprise services.
- Microsoft Azure: Deep familiarity with serverless architecture, specifically hand-on experience deploying and configuration Azure Functions (Http and Timer bindings).
- Advanced SQL: Strong proficiency in relational databases with deep expertise writing complex queries, tuning indexes, and authoring/debugging stored procedures.
- Data Integration: Proven experience building ETL/ELT pipelines and integrating disparate systems via robust RESTful web services.
- Performance Mindset: Understanding of concurrency, caching strategies, and data serialization techniques necessary for building scalable services.
Nice-to-Have:
- Experience working within the hospitality technology or Point of Sale (POS) analytics verticals.
- Knowledge of Azure monitoring tools (Application Insights) and CI/CD deployment pipelines (Azure DevOps / GitHub Actions).
Note: Local Candidate(s) preferred but Client is willing to consider out of state candidate(s) who can come for an onsite interview and relocate at their own expense from Day 1.
About ADN Group
ADN Group
adngroupbd.com
Frequently Asked Questions
How do I apply for the Backend Developer position at ADN Group?
Use the Apply button above to submit your application directly to ADN Group. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Backend Developer position at ADN Group located?
This position is based in Bethesda. ADN Group has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Backend Developer at ADN Group earn?
ADN Group has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Backend Developer role at ADN Group posted?
This role was posted on July 18, 2026 (5 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
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