aerial systems and cyber security. TechINT Solutions Group has developed a unique analytical methodology to understand current and emerging... ...with REST APIs, WebSockets, message-based interfaces, or other backend ser…
Backend Developer jobs in Baltimore, MD
Backend developers build the server-side logic, APIs, and data layers that applications run on. The job is designing services that stay correct, fast, and secure as usage grows.
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Open backend developer roles
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process, please direct your inquiries to the Global Call Center (GCC) at ****@*****.***. Recruiting tips From developing a stand out resume to putting your best foot forward in the interview, we want you to feel prepared…
Agency: Social Security AdministrationDepartment: Other Agencies and Independent OrganizationsSub agency: Chief Information Officer (CIO)Salary: Starting at $121,785 Per year (GS 13)Dates: Open 09/28/2026 to 10/02/2026Sc…
offering provides a full spectrum of solutions for designing, developing, and operating cutting-edge Data and AI platforms, products, insights... ...+ years of experience developing, integrating, or maintaining backend a…
Required:Type of Travel:* * *The Opportunity:CACI is seeking a Database Engineer to be a part of the Secure the Enterprise initiative, develop capabilities to shift from the current manual system security evaluation and…
technology stakeholders, influence teams to align and execute. • Develop a mastery-level understanding of customer needs, team member... ...working with technical products such as APIs, data platforms, or backend service…
Role: Full Stack Developer with Node / React Location: Woodlawn, MD (Onsite) Duration: 1 year, will extend yearly Interview... ...experience with Node.js and React.js; strong UI framework and backend architecture knowled…
operating system architecture integration and software design to selection of computer systems, language, and/or equipment. Designs, develops/ codes, tests, and documents critical and complex application programs for com…
personally, we ensure a bright future for NTT DATA Services and for the people who work here.NTT DATA Services currently seeks a Sr Developer - JBoss/Java Upgrades to join our team in Hunt Valley, Maryland (US-MD), Unite…
Responsibilities: The Application Engineer ( Backend) will provide the development, test, deploy, and sustainment of various Python... ...send data upon request, in JSON format, to UI front ends. The developer will provi…
greenfield application, establish foundational patterns for all backend payment workflows and the flow of data into the accounting... ...reliable operation. Mentorship & Guidance: Mentor junior developers and provide tec…
Data Engineer / DBA / Backend Engineer – FACETS Data Location: Baltimore, MD / Washington, DC (Hybrid) Type: Contract-to... ...related to claims system modernization. Key Responsibilities Develop, maintain, and support S…
What backend developers earn in Baltimore
Hourly first — that's how the offer arrives
| Experience | Hourly | Annual, full-time |
|---|---|---|
| Entry level | $37–$50 | $76k–$105k |
| Mid level | $50–$73 | $105k–$152k |
| Senior | $71–$96 | $147k–$200k |
Adjusted for the Baltimore market from national ranges.
What employers ask for
The skills these listings keep naming
Interview questions worth rehearsing
With the thing the interviewer is actually listening for
Design an API for a feature like comments or notifications.
Clarify requirements, then cover endpoints, data model, pagination, and error handling. Mentioning versioning and rate limits shows production experience.
How would you find and fix a slow database query?
Walk through reading the query plan, checking indexes, and considering caching or denormalization. Ground it in a query you actually fixed.
How do you keep two services consistent when both need to update data?
Discuss transactions, idempotency, and eventual consistency with outbox or saga patterns. Acknowledge tradeoffs rather than promising perfect consistency.
What do you monitor on a service you own?
Name the basics — latency, error rate, saturation — plus business-level signals. Bonus points for talking about alerts you tuned to reduce noise.
Tell me about a production incident you handled.
Structure it: detection, mitigation, root cause, prevention. Emphasize what changed afterward, not just the firefight.
How do you approach securing an API?
Cover authentication, authorization, input validation, and secrets handling. Naming OWASP-style risks concretely is enough; you are not expected to be a security engineer.
When would you choose a message queue over a direct call?
Talk about decoupling, retries, and absorbing spikes, and be honest about the added complexity of async debugging.
Resume tips that move the needle
For backend developers specifically — generic advice costs you here
State scale where you can: requests per second, data volume, or number of services — it is the fastest way to signal seniority.
Name the databases and infrastructure you ran in production, not just languages.
Describe reliability work — migrations without downtime, incident reduction, test coverage on critical paths.
If you designed an API others consume, say so and note how many teams or clients depend on it.
Avoid listing every framework you have touched; two stacks with depth read better than eight without.
Where this role goes
Typical progression
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