Jobs in the United States

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Added 1 min ago
Data & AI Product Manager
Hyatt
Chicago, IL
Added 1 min ago
Oracle Application Systems Analyst (US Citizen)
Remote, United States
Added 3 mins ago
Data Analyst, Senior - Defense Health Agency (DHA)
KSA Integration
Remote, United States
Advanced skill in SQL, Excel, and Microsoft Access, and working skill in R or Python.
Added 3 mins ago
Python & Database Developer -First round Onsite interview
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New York, NY
- Good knowledge of Database concepts and writing SQL queries and Stored Procedures and query optimization
Added 3 mins ago
FT
Mid-Level Business Intelligence Developer
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Washington, DC
- $81,000 to $86,000 USD / year
Strong proficiency with the Power Platform, SharePoint, and Infopath tool suite required. Familiarity with Oracle, SQL Server, Cognos & Tableau and data science and business intelligence…
Added 5 mins ago
PaPM Platform Lead
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United States
Minimum 3+ years SAP PaPM, financial systems, consulting, developer, or solution delivery experience.
Added 5 mins ago
Commercial Planning BI Lead - Mars Snacking
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Added 6 mins ago
Software Developer
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Familiarity with relational databases (e.g., MySQL, Microsoft SQL Server, PostgreSQL).
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Technical Delivery Manager
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Must have knowledge of SQL Server architecture and implementation patterns.
Added 7 mins ago
Software Developer
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Oklahoma City, OK
PHP, MySQL, SQL Server, C#, JavaScript, React, Swift (Mobile only)
Added 7 mins ago
EG
QA Automation Engineer
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Oklahoma City, OK
- $75 to $82 USD / hour
Experience with relational databases such as MySQL, Microsoft SQL, or Oracle.
Added 7 mins ago
EG
Staff AI & Data Engineer – Databricks
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Oklahoma City, OK
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Advanced hands-on experience with Databricks, Apache Spark, Delta Lake, and SQL.
Added 7 mins ago
EG
Senior Python Developer
Eliassen Group
Oklahoma City, OK
- $74 to $78 USD / hour
Our client seeks a Senior Python Developer to build and operate components of aSaaS risk and compliance AI platform. The role requires hands-on development across data ingestion, storage,…
Added 7 mins ago
Web Developer
CACI
Chantilly, VA · Chantilly
CACI is seeking a Web Developer to support and modernize a portfolio of 100+ web applications for a government customer. The ideal candidate takes ownership of complex development efforts,…
Added 7 mins ago
Ruby on Rails Developer
CACI
Chantilly, VA · Chantilly
CACI is seeking a Ruby on Rails Developer to build, enhance, and modernize web-based applications supporting a government customer. As part of an Agile development team, you'll help deliver…
Added 7 mins ago
SQL Database Administrator (GIS)
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Fort Bragg, NC · Fayetteville, NC · NC · Fort Liberty · Fayetteville
…supporting US Special Operations Command. We're seeking an expert SQL Database Administrator with advanced skills in managing and developing databases. The opportunity is limited to…
Added 7 mins ago
Junior C# Software Engineer
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Virginia Beach, VA · Seattle, WA · Lemoore, CA · Virginia Beach · Seattle · Lemoore
Experience with Oracle databases, Linux, and SQL
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ERP Support Specialist
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…Prophet 21 data analysis and a working knowledge of Microsoft SQL Server, including writing basic queries, supporting reports, and working with data across multiple databases. Experience…
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Operations Technology Specialist - Michels Energy Group, Inc.
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Added 10 mins ago
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Analytics Engineer
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Remote, United States
- $100,000 to $125,000 USD / year
The ideal candidate brings deep data expertise across multiple platforms, with strong experience in SQL, Snowflake, data modeling, and semantic layer design. While Tableau experience is…
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Business Intelligence Analyst
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Santa Clara, CA · Santa Clara
Added 11 mins ago
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Data Engineer Co-Op
UMG Contingent Worker Company
Remote, United States
- $30 to $35 USD / hour
Familiarity with Python, SQL, or similar programming languages
Added 14 mins ago
IG
Sr. Full Stack Engineer
Insight Global
Remote, United States
- From $80 USD / hour
Added 16 mins ago
AC
Data Engineer
Aston Carter
Dallas, TX
- $60 to $67 USD / hour
…deliver data across the organization. The Data Engineer will use SQL extensively to develop and troubleshoot complex data transformations, build and maintain VertiPaq semantic models, and…
Added 16 mins ago
2027 Summer Internship Program - Supervision & Regulation (CORE Risk Team)
F Federal Reserve Bank of Atlanta
Atlanta, GA
Knowledge of data analytics, Python, R, and SQL considered a plus

CACI

Ruby on Rails Developer

Chantilly, VA, United States
Chantilly, United States

$120,800 - $265,800 · Full-time

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Job details

Pay: $120,800 - $265,800
Job type: Full-time
Apply by: May 5, 2027
Posting language: English
Posted: Nov 6, 2026

Original job description

Job Title: Ruby on Rails Developer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

The Opportunity:

CACI is seeking a Ruby on Rails Developer to build, enhance, and modernize web-based applications supporting a government customer. As part of an Agile development team, you'll help deliver reliable, user-focused solutions across a portfolio of 40+ applications. You'll work with Ruby on Rails, HTML5, JavaScript, CSS, SQL, and Amazon Web Services (AWS), collaborating with analysts, testers, project leads, and customers throughout the Agile software development lifecycle. You'll contribute to delivering quality software through established development and deployment practices, with opportunities to support application migrations, work with C#/.NET, and explore AI-assisted development tools that enhance coding, testing, and other development workflows.

Responsibilities:

Design, develop, enhance, and maintain complex Ruby on Rails applications, emphasizing performance, security, reliability, and maintainability.
Analyze requirements and application dependencies, recommend implementation approaches, estimate development efforts, and assess technical feasibility, risks, and impacts across interconnected systems.
Collaborate with business analysts, project leads, testers, subject matter experts, and customers to translate requirements into effective application solutions.
Develop and review technical specifications, write maintainable code, build and integrate APIs and data conversion routines, and perform unit testing.
Support application testing and CI/CD deployments by diagnosing complex defects, identifying root causes, and coordinating resolutions.
Contribute to application migrations and modernization initiatives, identifying opportunities to improve functionality and leverage AWS and related technologies.
Maintain technical documentation, follow configuration management and release standards, and identify opportunities to improve development workflows, including through AI-assisted tools.

Qualifications:

Required:

Minimum of two (2) years of relevant web development or software development experience.
Active TS/SCI clearance with CI Polygraph.
Demonstrated experience developing, testing, and supporting web applications using Ruby on Rails.
Hands-on experience with HTML, JavaScript, CSS, SQL, and relational databases.
Strong understanding of web development principles, software engineering practices, coding standards, and application security.
Ability to analyze complex technical issues, assess application dependencies and potential impacts, and recommend effective solutions with minimal supervision.
Strong analytical, problem-solving, communication, and collaboration skills, with the ability to take ownership of development tasks and exercise sound technical judgment.
Ability to obtain CompTIA Security+ certification within the first six (6) months.

Desired:

Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related field, or equivalent work experience.
Experience developing, deploying, or supporting applications using AWS services and cloud-based architectures.
Familiarity with CI/CD pipelines, automated testing, and software deployment processes.
Experience developing or maintaining web APIs, application integrations, or data conversion routines.
Experience supporting application migrations, modernization initiatives, or enhancements to existing systems.
Familiarity with Agile software development methodologies and practices.
Experience using AI-assisted development tools or interest in applying AI to software development workflows.
Knowledge of or experience supporting Department of Defense (DoD) or Intelligence Community (IC) environments.

What You Can Expect:

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$120,800 - $265,800

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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More about this job

Skills

Ruby on Rails
Agile development
HTML
JavaScript
CSS
SQL
AWS
Agile
Software development
C#
.NET
Unit testing
CI/CD
Documentation
Web development
Problem solving
Communication skills
Collaboration
Security+
Computer science
Test automation

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