Senior Full-Stack Developer
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Before you apply
Salary$130k – $170k
LocationWashington, District of Columbia, United States
Typefull-time
SenioritySenior
Experience7+ yrs
DepartmentSoftware Development
EquityIncluded
Company size51–200 people
PostedNov 24, 2025 · 11mo ago
Verified live1d ago
May no longer be actively hiring
Posted by the company on Nov 24, 202560% of this company's open roles have been listed for 90+ days
At a glanceSummarised by Seekless from the posting.
Bachelor's or Master's degree in Computer Science, Engineering, or a related field
7+ years of experience building and maintaining enterprise-grade web applications using modern languages and frameworks
Hands-on experience implementing AI/ML and NLP technologies in production applications
Strong knowledge of database design, query optimization, and building scalable APIs and services
Strong UI/UX and workflow management skills
Proficiency in front-end frameworks such as Angular
Understanding of scalability and performance best practices
Excellent problem-solving and communication skills
Azure cloud services preferred
Skills
.NET
C#
ASP.NET
MS SQL Server
Angular
Azure
TypeScript
Node
React
AI/ML frameworks
NLP
CI/CD
Benefits
Medical benefits
Paid vacation
401(k)
Stock options
About the role
We are seeking a Senior Full-Stack Developer with a strong background in building and architecting complex, data-driven systems. In this role, you’ll design and deliver modern applications, APIs, and services that process large volumes of structured and unstructured data. Experience with AI/ML techniques such as machine learning pipelines, natural language processing, or large-scale text analysis is highly essential and will help shape the next generation of our technology.
Key Responsibilities
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Design, develop, and test applications using Microsoft .NET, C#, ASP.NET, MS SQL Server, and front-end frameworks such as Angular or similar.
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Build and maintain REST-based APIs and services capable of handling scalable, high-throughput data flows.
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Integrate and deliver code incorporating emerging technologies, with emphasis on AI/ML frameworks, NLP toolkits, and cloud-based data processing.
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Implement solutions for ingesting, transforming, and analyzing large bodies of text and data.
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Contribute to architectural decisions, including microservices and distributed systems design.
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Create and configure CI/CD pipelines for seamless integration and delivery.
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Provide production support for applications and services, including legacy environments.
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Document systems and processes for continuity and scalability.
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Partner with stakeholders to review requirements and contribute to functional and technical specifications.
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Mentor teammates, lead code reviews, and introduce best practices in development.
Salary Range: $130k-$170k per year
Requirements
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Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
•
7+ years of experience building and maintaining enterprise-grade web applications using modern languages and frameworks (e.g., C#/.NET Core, TypeScript/Node, React) with Azure cloud services preferred.
•
Hands-on experience implementing AI/ML and NLP technologies (e.g., classification, clustering, summarization) in production applications, with familiarity in model training, back-testing, regression testing, and monitoring.
•
Strong knowledge of database design, query optimization, and building scalable APIs and services.
•
Strong UI/UX and workflow management skills.
•
Proficiency in front-end frameworks such as Angular (or comparable).
•
Understanding of scalability and performance best practices, including rate-limiting, caching, distributed systems, and automated testing frameworks.
•
Excellent problem-solving and communication skills, with the ability to translate complex technical solutions into clear business value.
Benefits
All positions are Full-Time, with competitive compensation, medical benefits, paid vacation, 401k plan and stock options. Casual dress code and a non-corporate atmosphere make this a fun place to work and learn in a team environment. Please visit our website at www.aristotle.com.