> Markdown version of [/jobs/ext/3762527-full-stack-javascript-developer-mid-level-onsite](https://www.wearedevelopers.com/jobs/ext/3762527-full-stack-javascript-developer-mid-level-onsite). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack JavaScript Developer (Mid Level Onsite) - **Company:** Futrend Technology, Inc. - **Location:** Bethesda, MD, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Amazon Web Services, Health Informatics, Cascading Style Sheets (CSS), Databases, Data Integration, Extract Transform Load (ETL), Data Structures, Software Design Patterns, Web Development, Document Object Model, Elasticsearch, Event-Driven Programming, JSON, Python (Programming Language), Linux System Administration, Unix Shell, Machine Learning, MongoDB, Node.Js, NumPy, Object-Oriented Software Development, Systems Development Life Cycle, Semantic HTML, Software Engineering, SQL Databases, Data Streaming, TypeScript, Real Time Systems, Express.js, Keras, Git, AngularJS, Npm(Software), Reactive Programming, Software Version Control - **Published:** October 15, 2026 - **Apply:** https://www.thejobnetwork.com/job/b2bc2500-7be3-4117-a375-2d0b5312a5d5/full-stack-javascript-developer-mid-level-onsite ## About the Role Job Description About Futrend Technology, Inc. Futrend Technology, Inc. is a forward-thinking business and IT solutions provider supporting mission-critical federal programs. Our core practices include Healthcare IT, Federal Financial Management, and Grants Management. We specialize in enterprise-wide implementations, real-time system integration, and modernization initiatives using industry best practices and emerging technologies. Our culture is rooted in integrity, excellence, collaboration, and continuous improvement. We actively invest in our people through professional development, modern tools, and strong team support. Futrend offers competitive compensation and a comprehensive benefits package. Position Overview We are seeking a Mid-Level Full Stack Software Engineer Javascript Developer to support a high-visibility federal client. The ideal candidate is a versatile and independent technologist with strong problem-solving abilities, experience working across complex codebases, and the ability to contribute throughout the full software development lifecycle. You will work in a collaborative Agile environment, contributing to system enhancements, application development, data integration activities, and modernization efforts. Requirements: * Experienced programmer with at least five years of application or systems development experience. Strong understanding of procedural and object-oriented programming and common design patterns. Demonstrated ability to work within large, complex codebases across the full technology stack. Capable of completing assignments independently with minimal supervision. * Collaborative team player who works effectively with others and actively communicates to support shared goals and successful project delivery. * A self-motivated learner committed to continuously expanding technical expertise and staying current with emerging technologies., * Experience with web development technologies, including semantic HTML, CSS, JavaScript and TypeScript, DOM, Model/View/Controller (or similar), REST and JSON, and related server-side technologies, including NodeJS, ExpressJS and NPM. Extensive experience with the Angular framework is required. * Familiarity with functional and event-driven programming concepts (callbacks, promises/futures, streaming, and reactive programming). * Experience coding algorithms to process complex data structures, e.g., multi-level combinations of objects, lists and hash tables. * Experience working with databases (SQL, Elasticsearch and MongoDB) and handling data through pipelines, ETL processes, and various file formats. * Extensive experience with Git source code control, including advanced operations like rebasing and squashing. Preferred Qualifications: * Ability to work with Linux environments and shell programming. * Working knowledge of Python and pip, along with experience using numerical and data science libraries, including Keras and NumPy, to support machine learning implementation. * Knowledge of AWS or comparable cloud platforms, including cloud-agnostic architectures and services. * Knowledge of Medical Subject Headings or other medical terminologies.