Mid-Level Backend Developer, AWS

Dev Technology Group, Inc.

Mid-Level Application Developer responsible for designing and developing web and mobile applications using AWS and JavaScript technologies. Collaborating with teams to deliver high-quality software solutions.

Posted 7/7/2026full-timeWashington D.C. • District of Columbia, Washington • 🇺🇸 United StatesMid-LevelSenior💰 $72,000 - $115,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing modern web and mobile applications using React, JavaScript, and AWS services, while effectively collaborating with cross-functional teams to deliver high-quality software solutions.

Highest-signal resume keywords

React Application DevelopmentJavaScript & TypeScript ProficiencyNode.js Back-End DevelopmentAWS Cloud Tools ExperienceSQL and Relational Database Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ReactJavaScriptTypeScriptNode.jsAWSRESTful APIsSQLRelational DatabasesNon-Relational DatabasesApplication Performance Optimization

Soft Skills

Good Communication SkillsCollaborationProblem-SolvingDesire to Learn

Certifications & Qualifications

Bachelor’s Degree

Industry Keywords

Web DevelopmentMobile ApplicationsCross-Functional TeamsTechnical DesignCode Reviews

Tech Stack

Tools & technologies

AWSCloudJavaScriptNode.jsReactReact NativeSQLTypeScript

About the role

Key responsibilities & impact

As a Mid-Level Application Developer, you will design, develop, test, and maintain modern web and mobile applications using React, React Native, JavaScript/TypeScript, AWS services, RESTful APIs, and relational and non-relational databases.
You will work closely with cross-functional teams to deliver scalable, secure, and high-quality software solutions, troubleshoot and optimize application performance, and contribute to technical design discussions, code reviews, and continuous improvement efforts.

Requirements

What you’ll need

Bachelor’s degree required.
At least 5 years of professional experience in a development environment
At least 3 years of experience with JavaScript & React UI
At least 3 years of experience developing back-end services with Node.js.
At least 2 years of experience working with AWS Cloud Tools
At least 1 year of experience in writing SQL and working with relational database structures
Ability to understand complex business processes and how they relate to the systems supporting them
Ability to research problems, identify a root cause, and recommend and implement a solution
Aptitude for picking up technology quickly, along with a desire to learn and progress
Good communication skills, both written and verbal
Ability to collaborate with team members to ensure client needs and expectations are met or exceeded

Benefits

Comp & perks

Generous and flexible time-off policy
Flexible work schedules and telework options, including remote work availability for eligible projects
Career development opportunities including a mentorship program, technical and management training through Dev University, hands-on learning through DevLab, tuition reimbursement, and paid training opportunities
Industry-leading benefits including a choice of two health plans that include dental and vision, flexible spending account, commuter benefits, life insurance, and more
401K matching with a 5% matching contribution
Regular team and company social events including our annual party, happy hours, fitness challenges, and more
A focus on community engagement including company wide support activities, employer match for donations, and time off for volunteer efforts