Backend Developer

Backend Developer Jobs

751 jobs found

Today

Oracle ADF/Java Developer

NIRA Inc. Washington, DC

Washington, DC

Today

$110k+/yr Full time Backend Developer Analytics APIs

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Job Description

Compensation USD 110,000 per year. This position includes a benefits package with federal holidays and time off, employer-paid health insurance coverage, life insurance, a flexible spending account, and a 401(k) retirement plan with generous employer matching. The role is hybrid in Washington, DC, with on-site presence one to two days per week while contributing to FAA project initiatives by designing and developing enterprise applications using Oracle ADF and Java/J2EE, integrating with PIF, and creating web services.

Responsibilities

Design, develop, enhance, test, and maintain enterprise applications using Oracle ADF and Java/J2EE technologies.
Develop reusable components, business services, task flows, and user interfaces using Oracle ADF.
Perform code analysis, debugging, performance tuning, and optimization of Oracle ADF applications.
Develop SOAP and REST web services.
Design and implement integrations using Oracle Consulting's Project Integration Framework (PIF); configure and customize PIF components based on business requirements.
Troubleshoot integration issues across distributed applications.

Requirements

U.S. citizen or Permanent Resident; ability to obtain Public Trust clearance
Degree in Computer Science, Information Technology, Engineering, Mathematics or a relevant field
Master's degree with 5+ years of relevant experience or Bachelor's degree with 10+ years of relevant experience
Demonstrated experience developing enterprise applications using Oracle ADF and Java/J2EE
Strong experience with Oracle SOA Suite and enterprise integrations
Strong SQL and PL/SQL development skills
Experience implementing and supporting Oracle Consulting's Project Integration Framework (PIF)
Experience using Splunk for monitoring, troubleshooting, and log analysis
Strong analytical, troubleshooting, and problem-solving skills
Ability to work independently and collaboratively in an Agile environment
Exceptional oral and written communication, organizational, critical thinking, and interpersonal skills

Technologies

Oracle ADF
Java/J2EE
SOAP
REST
Oracle Consulting's Project Integration Framework (PIF)
Splunk
Oracle SOA Suite
SQL
PL/SQL

Benefits

Federal holidays and time off
Employer-paid health insurance coverage
Life insurance
Flexible spending account
401(k) retirement plan with generous employer matching

Desired Experiences

Experience working with federal government
Oracle Certified Professional (Java)
Oracle ADF Developer, Oracle SOA Suite certifications preferred

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Today

People Systems Developer

Datadog New York, NY

New York, NY

Today

$156k - $195k/yr Full time Backend Developer Ai Workflows APIs

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Job Description

Datadog is seeking a People Systems Developer to design AI native workflows that transform how we hire, develop, and support teammates. This role emphasizes prototyping and productionizing AI enabled systems across HR domains, with a strong degree of autonomy and direct collaboration with stakeholders to iterate toward practical, responsible solutions.

Responsibilities

Design, build, test, and deploy AI enabled workflows and tools, advancing from proofs of concept to production and user adoption based on feedback.
Rapidly prototype using LLMs, APIs, and automation frameworks, then move validated ideas into secure, scalable production systems.
Integrate AI capabilities across our ecosystem, including Workday, Greenhouse, Slack, Snowflake, Jira, Google Workspace, and more.
Collaborate directly with stakeholders such as People Analytics, HRBPs, IT, Legal, and Security to ensure solutions are usable, compliant, and aligned with responsible AI practices.
Evaluate AI tools and vendors through hands on experimentation.
Enable the broader People team to adopt AI effectively and responsibly.

Requirements

3-5 years of experience in software engineering, systems engineering, or advanced automation.
Proven ability to build and integrate LLM powered features or intelligent agents into production, utilizing leading frontier models (for example OpenAI, Anthropic, Gemini) and hands on experience with coding agents or CLIs (for example Claude Code, Cursor).
Strong API integration and workflow automation experience using tools such as n8n, Zapier, or Workato.
Familiarity with HR systems such as Workday or Greenhouse, or similar platforms, preferred.
Comfortable operating independently in a fast moving, low structure environment.
Able to translate complex technical systems into clear, practical solutions for business stakeholders.
Skilled at using qualitative data to guide decisions, measure effectiveness, and iterate.
Thoughtful about privacy, governance, and responsible AI practices, especially in sensitive HR contexts.

Technologies

Workday
Greenhouse
Slack
Snowflake
Jira
Google Workspace
n8n
Zapier
Workato
OpenAI
Anthropic
Gemini
Claude Code
Cursor

Benefits

Generous and competitive global and US benefits
New hire stock equity (RSUs) and employee stock purchase plan
401(k) Plan and match
Flexible time off
Paid parental leave
Gym reimbursement
Continuous career development and pathing opportunities
Product training to develop an in depth understanding of our product and space
Internal mentor and buddy program cross-departmentally
Friendly and inclusive workplace culture

Bonus

Demonstrated ability to use AI coding tools in day to day workflows and to validate, critique, and refine AI generated output.
Motivation to push the boundaries of how AI can improve software engineering best practices and contribute to building AI enabled products.

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Today

Software Developer with Active Secret Clearance

APR Consulting Inc Baltimore, MD

Baltimore, MD

Today

$105 - $105/hr Full time Backend Developer Cloud Operations DevOps

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Job Description

Mid-level software developer with an active Secret clearance is sought to build and enhance front-end user interfaces using React in a hybrid remote role in Maryland.

Responsibilities

Develop and improve front-end UIs with React, including hooks, functional components, and state management patterns
Architect, build, and maintain back-end services
Create responsive UI components that follow UI/UX best practices and integrate with design systems
Apply modern design patterns and leverage UI frameworks, notably React
Develop, test, and deploy code in Linux or Windows Subsystem for Linux environments
Work with containerized deployments using Docker and Kubernetes
Author and execute automated UI tests
Collaborate in an Agile setting and participate in code reviews

Requirements

U.S. citizen
Active Secret security clearance
Minimum of 5 years of professional software development experience
Proficient in C++ and Java
Hands-on React-based front-end UI development experience
Experience designing, implementing, and maintaining APIs
DevSecOps knowledge, including Agile practices and CI/CD pipelines (GitLab CI, Jenkins, Azure DevOps), plus Docker and Kubernetes
Experience with automated testing tools
Proficient with IDEs such as VSCode, Eclipse, or NetBeans
Experience developing, building, and debugging in Linux/WSL
Practical experience with AWS services
Hybrid remote work arrangement based in College Park, MD

Compensation

Pay rate: $105.88 per hour on W2 (DOE)
Contract length: 12 months or longer

Technologies

React
C++
Java
Docker
Kubernetes
Linux
WSL
AWS
GitLab CI
Jenkins
Azure DevOps
VSCode
Eclipse
NetBeans

About our client

Our client is a world leader and premier innovator in aerospace, with over 100,000 top talent employees providing the most advanced products and technologies in the industry. With numerous awards and recognitions, they offer continuous growth, learning, and development for their employees.

About APR

Since 1980 APR Consulting, Inc. has provided professional recruiting and contingent workforce solutions to a diverse mix of clients, industries, and skill sets nationwide.

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Today

Full-Stack PHP Developer

Newmark Mountain West Salt Lake City, UT

Salt Lake City, UT

Today

$90k - $110k/yr Full time Backend Developer Bootstrap Database

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Job Description

Newmark Mountain West is seeking a seasoned Full-Stack PHP Developer to design, develop, and maintain proprietary web applications that support commercial real estate operations. This onsite role in Salt Lake City combines backend PHP development with Laminas, PostgreSQL, and Linux deployment in a fast-paced environment. The position offers a salary range of $90,000 - $110,000 per year and requires a minimum of five years of professional PHP experience.

Responsibilities

Develop and maintain web-based applications using PHP in conjunction with the Laminas framework, ensuring quality and reliability.
Design and optimize PostgreSQL queries, stored procedures, and schemas to support application features.
Build responsive user interfaces with Bootstrap and jQuery to deliver accessible experiences across devices.
Deploy, configure, and manage applications within Linux server environments.
Collaborate with internal stakeholders to gather requirements and translate them into effective technical solutions.
Troubleshoot issues across the full stack and resolve them in a timely manner.
Participate in code reviews and uphold coding standards, documentation, and best practices.
Handle multiple projects simultaneously, adapting to shifting priorities and deadlines.
Support and enhance existing proprietary software and integrations.
Provide technical support and training to internal users as needed.
Undertake additional duties as assigned by the department.

Requirements

At least five years of professional PHP development experience.
Proficiency with PostgreSQL, including database design, querying, and optimization.
Experience with the Laminas (Zend) framework.
Front-end development proficiency with Bootstrap and jQuery.
Solid knowledge of Linux server administration and application deployment.
Strong problem-solving and analytical capabilities.
High adaptability with the ability to manage multiple projects and prioritize changes quickly.
Excellent verbal and written communication skills.
Attention to detail to ensure accurate, high-quality deliverables.

Technologies

PHP
Laminas (Zend) framework
PostgreSQL
Bootstrap
jQuery
Linux

Benefits

401(k)
401(k) matching
Dental insurance
Flexible spending account
Health insurance
Health savings account
Life insurance
Paid time off

Application Question

Do you have experience with Laminas (Zend) framework?

Ability to commute

Onsite position based in Salt Lake City, Utah 84111 (Required).

Work Location

In person

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Today

Senior Software Engineer

Liberty Personnel Services, Inc, LP88427 Plymouth Meeting, PA

Plymouth Meeting, PA

Today

Full time Backend Developer Senior APIs

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Job Description

Senior Software Engineer role at a health technology company focusing on designing secure APIs and scalable software systems. This onsite position is based in Plymouth Meeting, PA, with a requirement to be onsite two days per week in Conshohocken, PA.

Responsibilities

Design and implement secure APIs for web and mobile platforms.
Develop scalable, high-quality software using modern technologies.
Collaborate with engineering and product teams to define architecture and build out features.
Contribute to system design, performance improvements, and DevOps initiatives.

Requirements

Professional software development experience.
Extensive experience with Node.js and Angular or comparable frameworks.
Experience designing RESTful APIs and distributed applications.
Strong problem-solving abilities and the capacity to work independently.

Technologies

Node.js
Angular
PostgreSQL
Docker
Azure

Nice to Have

Relational databases such as PostgreSQL or similar.
Experience with containerization and cloud infrastructure, including Docker and Azure.
Knowledge of performance optimization and application security practices.

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Today

TS Cleared Software Engineer

Amentum Springfield, VA

Springfield, VA

Today

$80k - $150k/yr Full time Backend Developer Apache Solr APIs

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Job Description

Seeking a TS/SCI cleared software engineer to design, develop, and sustain GEODS Catalog enterprise data services for a federal program in Springfield, VA. The role includes advancing AI and ML integration within the GEODS Catalog ecosystem and offers hybrid work options.

Responsibilities

Manage the full software release lifecycle from preparation and build through deployment and post‑release monitoring
Participate in code reviews and sprint planning sessions
Attend daily stand‑up meetings to discuss progress and blockers
Write clean, well‑documented code
Create unit and integration tests to ensure code quality
Contribute to technical documentation
Implement new features based on specifications
Analyze existing application processes and recommend improvements to boost efficiency
Collaborate with developers, testers, and operations teams to deliver timely and reliable software components
Develop and execute test plans, support formal testing, and resolve defects
Provide technical support and consultation for application and infrastructure defects and questions

Requirements

Active TS/SCI with polygraph
Bachelor’s degree plus 2 years of experience; years of experience may substitute for a degree
2 years of experience in Java, Python, or JavaScript
Experience with Amazon Web Services (AWS) platform and technologies including SDKs and CDK or similar cloud tooling
Familiarity with GitLab
Experience designing scalable APIs and backend services

Technologies

Java
Python
JavaScript
AWS
CDK
SDKs
GitLab
Apache Solr
Terraform
Jira
Confluence
REST API
OCI
Google Cloud

Security Clearance

Top Secret (Required)

Location

Hybrid remote in Springfield, VA 22152

Work Schedule

Monday through Friday, core hours 9:00 AM to 3:00 PM

Compensation

Salary range: USD 80,000 to 150,000 per year

Benefits

401(k)
401(k) matching
Bereavement leave
Dependent health insurance coverage
Flexible spending account
Health insurance
Health savings account
Life insurance
Paid holidays
Vision insurance
Work from home

Application Question

Do you currently have a CI polygraph?

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Today

Sr. APEX Developer

Traxxas McKinney, TX

McKinney, TX

Today

Full time Backend Developer Senior Data Integration

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Job Description

This on-site role in McKinney, TX focuses on building and maintaining mission-critical applications across front-end and back-end development, gathering requirements, and translating technical needs into clear business outcomes. You will collaborate with customers on a regular basis and help keep item master data while maintaining cross-functional processes that connect Purchasing, Sales, Marketing and Engineering. The position emphasizes problem solving, continuous learning, and delivering tangible improvements through efficient, well-communicated solutions.

Responsibilities

Build and maintain applications aligned with the business’s needs
Analyze operations to create visualizations that drive actionable insights in a persona-driven approach
Investigate root causes to enable business transformation
Regularly interface with customers
Maintain item master data
Address PRD issues with a proactive, can-do attitude
Maintain integrated processes that share parts and accessories information across Purchasing, Sales, Marketing and Engineering
Recommend and implement process improvements to increase efficiency
Participate in special projects and management-driven reporting as required

Requirements

Oracle APEX experience (version 5 or higher) with 5+ years of hands-on work
Oracle PL/SQL development and tuning — 3+ years
JavaScript experience — 3+ years
SCRUM/Agile development environment — 3+ years
Web development with HTML5, XSLT and JavaScript
Experience with task lists, purchasing, inventory, supply chain, sales information and system integration
Strong testing and validation experience; automation experience preferred
Strong desire to learn and explore capabilities
Strong communicator
Self-starter who works independently with minimal supervision and focuses on delivering results
BS/BA degree
6-10 years of professional experience
Demonstrated analytical abilities with proactive problem solving and a calm, methodical approach
Ability to manage multiple projects concurrently
Energetic, innovative and flexible
Forms strong working relationships within teams
Able to identify additional tasks and willingly assists others