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Application Developer Intern Jobs in Rochester, NY

Application Development Intern Job Schedule: 9/80 Job Code: 41940 Job Location: Melbourne, FL L3Harris Enterprise Data and AI team is seeking a Data Engineer with experience in managing enterprise ...

New

Application Development Intern Job Schedule: 9/80 Job Code: 41951 Job Location: Rochester, NY L3Harris Enterprise Data and AI team is seeking a Data Engineer with experience in managing enterprise ...

Application Developer Intern

Rochester, NY · On-site

$19 - $25/hr

Application Development Intern Job Schedule: 9/80 Job Code: 41940 Job Location: Melbourne, FL L3Harris Enterprise Data and AI team is seeking a Data Engineer with experience in managing enterprise ...

New

Intern for Application Engineering

Livonia, NY

$15.25 - $19.50/hr

Key Responsibilities - Support BK Lab application testing/ bench setup and validation activities - Document test results - Assist engineers with application verification and performance evaluation ...

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Application Developer Intern information

See Rochester, NY salary details

$8

$16

$22

How much do application developer intern jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for application developer intern in Rochester, NY is $16.54, according to ZipRecruiter salary data. Most workers in this role earn between $14.23 and $18.27 per hour, depending on experience, location, and employer.

What does an application developer intern do?

An Application Developer Intern assists in designing, coding, testing, and maintaining software applications under the supervision of experienced developers. They typically work on specific projects, learn how to use programming languages and development tools, and help troubleshoot software issues. This role provides hands-on experience in the software development lifecycle and prepares interns for a full-time developer position in the future.

What types of projects and technologies do application developer interns typically work with during their internship?

As an Application Developer Intern, you can expect to collaborate on real-world projects such as building web or mobile applications, automating business processes, or enhancing existing software. Interns often use languages and frameworks like Java, Python, JavaScript, React, or .NET, depending on the company's tech stack. You'll work alongside experienced developers, participate in code reviews, and contribute to team meetings, gaining exposure to agile development practices and version control systems like Git. This hands-on experience is designed to help you build technical skills, understand industry workflows, and prepare for a full-time developer role.

What are the key skills and qualifications needed to thrive as an application developer intern, and why are they important?

To thrive as an Application Developer Intern, you generally need a solid understanding of programming languages (such as Java, Python, or JavaScript), basic software development principles, and enrollment in or completion of a relevant degree program. Familiarity with development tools like Git, code editors (e.g., Visual Studio Code), and exposure to version control or continuous integration systems is typical. Strong problem-solving abilities, effective communication, and a willingness to learn help interns stand out in team environments. These skills and qualities enable interns to contribute meaningfully, adapt quickly, and grow within dynamic software development teams.

What is the difference between Application Developer Intern vs Software Engineer Intern?

AspectApplication Developer InternSoftware Engineer Intern
Required CredentialsTypically pursuing or recent graduate in Computer Science or related fieldSimilar educational background, often pursuing or recent graduate in Computer Science or related field
Work EnvironmentInternship focused on developing, testing, and maintaining applicationsInternship involving software design, coding, and system development
Employer & Industry UsageUsed in tech companies, startups, and software firmsCommon in tech companies, consulting firms, and large corporations
Search & Comparison IntentOften compared for internship roles in application developmentOften compared for broader software development internship roles

The Application Developer Intern and Software Engineer Intern roles share similar educational backgrounds and work environments, focusing on software development. However, Application Developer Interns typically concentrate on creating and maintaining specific applications, while Software Engineer Interns may work on a broader range of software projects, including system architecture and backend development.

What are the most commonly searched types of Application Developer jobs in Rochester, NY?

The most popular types of Application Developer jobs in Rochester, NY are:

What are popular job titles related to Application Developer Intern jobs in Rochester, NY?

For Application Developer Intern jobs in Rochester, NY, the most frequently searched job titles are:

What cities near Rochester, NY are hiring for Application Developer Intern jobs?

Cities near Rochester, NY with the most Application Developer Intern job openings:

Infographic showing various Application Developer Intern job openings in Rochester, NY as of August 2026, with employment types broken down into 72% Full Time, 21% Part Time, and 7% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $34,398 per year, or $16.5 per hour.

Application Developer Intern

L3Harris

Rochester, NY

$19 - $25/hr

Full-time

Posted 3 days ago

New


L3Harris rating

8.2

Company rating: 8.2 out of 10

L3Harris

Based on 233 frontline employees who took The Breakroom Quiz

7.4

Company rating compared to similar companies: 7.4 out of 10

Manufacturers average

Based on 76,770 frontline employees who took The Breakroom Quiz


Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Application Development Intern

Job Schedule: 9/80

Job Code: 41940

Job Location: Melbourne, FL

Job Description:

L3Harris Enterprise Data and AI team is seeking a Data Engineer with experience in managing enterprise-level data life cycle processes. This role includes overseeing data ETL/ELT pipelines, ensuring adherence to data standards, maintaining data frameworks, conducting data cleansing, orchestrating data pipelines, and ensuring data consolidation. The selected individual will play a pivotal role in maintaining ontologies, building scalable data solutions, and developing dashboards to provide actionable insights for the enterprise within Palantir Foundry. This position will support the company's modern data platform, Unified Data Layer, focusing on data pipeline development and maintenance, data platform design, documentation, and user training. The goal is to ensure seamless access to data for all levels of the organization, empowering decision-makers with clean, reliable data.

Essential Functions:

  • Design, build, and maintain robust data pipelines to ensure reliable data flow across the enterprise.
  • Maintain data pipeline schedules, orchestrate workflows, and monitor the overall health of data pipelines to ensure continuous data availability.
  • Create, update, and optimize data connections, datasets, and transformations to align with business needs.
  • Troubleshoot and resolve data sync issues, ensuring consistent and correct data flow from source systems.
  • Collaborate with cross-functional teams to uphold data quality standards and ensure accurate data is available for use.
  • Utilize Palantir Foundry to establish data connections to source applications, extract and load data, and design complex logical data models that meet functional and technical specifications.
  • Develop and manage data cleansing, consolidation, and integration mechanisms to support big data analytics at scale.
  • Build visualizations using Palantir Foundry tools and assist business users with testing, troubleshooting, and documentation creation, including data maintenance guides.

Qualifications:

  • To be eligible, applicants must be pursuing a Bachelor's degree in Information Technology, Computer Engineering, Computer Science or related field

Preferred Additional Skills:

  • Understanding of BI (Business Intelligence) & DW (Data Warehouse) development methodologies.
  • Experience with Snowflake cloud data platform including but not limited to hands-on experience with Snowflake
  • Experience with Python, Pandas, Databricks, JavaScript, Typescript or other scripting languages
  • Experience in ETL tools such as Palantir Foundry, ADF (Azure Data Factory), SSIS, Informatica or Talend is preferable
  • Working knowledge to connect and extract data from various ERP applications such as Oracle EBS, SAP ECC/S4, Deltek Costpoint, REST API, and more.
  • Experience with AI tools such as OpenAI, Palantir AIP, Snowflake Cortex or similar.
  • Hands on Experience with design, development of Data Pipelines in Palantir Foundry Pipeline Builder or Code Repo, PySpark and Spark SQL, and data build/sync schedule deployment in Palantir
  • Experience with Data Pipeline development or ETL tools such as Palantir Foundry, Azure Data Factory, SSIS or Python
  • Data Integration experience in Palantir or similar data integration tools.

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish . For information regarding your Right To Work, please click here for English or Spanish .


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In a fast moving and increasingly complex world, L3Harris is anticipating and rapidly responding to challenges with agile technology – creating a safer and more secure future.


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