The U.S. Postal Service Office of Inspector General (USPS OIG) is seeking a highly qualified Full Stack Developer to join the Research and Insights Solution Center (RISC) in Arlington, Virginia. In this role, you will build robust, data-driven applications that directly support federal oversight, audits, and investigations. Bring your technical expertise to a mission that matters! Bring your skills and voice to our team!
Summary
The U.S. Postal Service Office of Inspector General (USPS OIG) is seeking a highly qualified Full Stack Developer to join the Research and Insights Solution Center (RISC) in Arlington, Virginia. In this role, you will build robust, data-driven applications that directly support federal oversight, audits, and investigations. Bring your technical expertise to a mission that matters! Bring your skills and voice to our team!
All U.S. Citizens - Current Career United States Postal Service Office of Inspector General, United States Postal Service and United States Postal Inspection Service, and Postal Regulatory Commission Employees will not be considered or selected from this vacancy announcement.
The RISC Chief Data Office sits at the intersection of innovation and federal oversight. We empower auditors, special agents, and stakeholders by transforming massive, disparate datasets into actionable intelligence. From generating investigative products to uncovering critical operational insights, our team uses advanced technology to address the organization's toughest challenges.
At RISC, we solve complex technical puzzles at a nationwide scale. We are looking for a Python Full Stack Developer to take ownership of end-to-end web application development. You will join a high-velocity team, serving as our subject matter expert for data-heavy applications and custom software engineering. If you are a versatile developer who thrives across the entire stack-from architecting secure Python-driven APIs to building dynamic user interfaces with modern front-end frameworks-we want you on the team!
Candidates will be evaluated on the skills that they possess that are directly related to the duties of the position and the experience, education and training that indicate the applicant's ability to acquire the particular knowledge and skills needed to perform the duties of the position. Only those candidates who meet all qualification and eligibility requirements and who submit the required information by 11:59 PM EST on 07/01/2026 will be considered.
The USPS OIG uses a Pay Banding system, which is equivalent to the Federal GS scale. Grade and salary determinations will be made based upon a candidate's education and professional experience.
This position is being advertised at the Journey Band level, equivalent to a GS-9 to GS-13. The salary range for this position is $70,623.00 - $158,322.00. The salary figures include locality pay. Promotion potential to a GS-13 is at management's discretion.
Please note that the duties and responsibilities associated with this position may vary based upon the agency's needs at the time of hire. The following description of major duties and responsibilities is only intended to give applicants a general overview of the expectations.
End-to-End Development: Lead all phases of the Agile software development lifecycle. Take ownership of existing Python-based applications developed by data scientists, enhancing their architecture, scalability, and maintainability for enterprise use.
Front-End & Data Visualization: Lead user interface development by creating responsive Single Page Applications (SPAs) and interactive dashboards. Use core web technologies (HTML, CSS, JavaScript) and modern front-end frameworks to translate complex datasets into clear, user-friendly experiences for our stakeholders.
Backend Engineering & APIs: Develop high-quality, scalable backend services and secure RESTful APIs utilizing asynchronous programming with Python and modern frameworks (e.g., FastAPI) to support seamless frontend integration.
Data Integration & Database Management: Connect web applications to complex data environments using modern platforms like Azure Databricks and PySpark. Design and tune SQL and NoSQL databases (e.g., Azure Cosmos DB) to ensure high performance across large-scale datasets.
AI & Process Automation: Leverage artificial Intelligence by seamlessly integrating machine learning models and external AI APIs into production web applications. Develop automated scripts to streamline data processing and reduce manual data handling.
Cloud Security & Governance: Implement cloud security best practices, including Single Sign-On (SSO) integration via Microsoft Entra ID, Role-Based Access Control (RBAC), secrets management (e.g., Azure Key Vault), and data protection protocols for highly sensitive investigative data.
Quality Assurance & Documentation: Maintain rigorous standards for code quality through testing and code reviews, while producing clear technical documentation and user guides for technical and non-technical audiences.
Cross-Functional Collaboration & Strategy: Partner cross-functionally with data scientists, designers, and stakeholders via Azure DevOps to define project scope, gather requirements, and deliver strategic technical presentations to executives.
Must be able to obtain and maintain Moderate Background Investigation security clearance
Must be able to obtain and maintain a government-issued credit card
May be required to successfully complete a 12-month probationary period
Qualifications
MINIMUM QUALIFICATIONS
You must meet ALL of the minimum qualifications listed below.
Bachelor's degree from an accredited college or university in Analytics, Computer Science, Software Engineering, Web Development, Information Systems, or a related field.
AND
Applicants must have at least one year of specialized experience in the following areas:
Languages: Python and query languages (e.g., SQL).
Cloud Infrastructure: Experience developing, deploying, and securing applications within major cloud environments (e.g., Azure).
DESIRABLE QUALIFICATIONS
Advanced Front-End: Knowledge of advanced web application development techniques, including demonstrated experience with TypeScript and building scalable, enterprise-grade user interfaces using front-end frameworks such as React or Angular.
Azure Mastery: Demonstrated experience in Cloud Architecture specifically within the Microsoft Azure ecosystem, including Azure Databricks, Cosmos DB, and containerization using Docker.
Data Ingestion: Experience with custom data collection, pipeline integration, and extraction techniques (e.g., web scraping or building data connectors).
Domain Knowledge (Postal): Knowledge and experience with Postal Service processes and related data systems for mail processing, delivery, logistics, or other business functions.
Domain Knowledge (OIG): Knowledge and experience in law enforcement, auditing, and/or the mailing industry.
EVALUATION FACTORS
You must have the experience, knowledge and skills as listed in EACH of the evaluation factors. Failure to demonstrate that you meet all of the evaluation factor requirements as listed below will result in a score of zero (0); an ineligible status, and you will not be referred for further consideration. Include your major accomplishments relevant to the position requirements in your resume.
Full Stack Development & Architecture - Demonstrated experience building large-scale, end-to-end web applications, analytical dashboards, and internal tools, including designing and integrating RESTful APIs.
Programming Languages & Front-End Frameworks - Proficiency in Python, backend API frameworks (e.g., FastAPI), relational databases (SQL), and front-end fundamentals (HTML, CSS, JavaScript).
Database & Cloud Infrastructure - Demonstrated experience working within modern database and cloud environments to manage sensitive data and deploy applications securely (e.g. Azure, Databricks, SQL Server, and Key Vault).
Systems Development & DevOps - Knowledge of the Systems Development Life Cycle (SDLC), Agile methodologies, CI/CD practices, containerization (e.g., Docker), and modern development environments (e.g., VS Code).
Communication & Technical Documentation - Ability to communicate effectively (orally and in writing) to gather requirements from internal customers and write clear program documentation.
You will no longer be considered for this position if you: fail to respond to all of the questions in the self-assessment questionnaire; fail to address a factor in the narrative section (no response or "See resume" or similar language will be scored a zero (0)); or receive a zero (0) rating on any evaluation factor.
Failure to demonstrate that you meet all evaluation factor requirements will result in a score of zero (0). Upon receipt of a zero score, you will be deemed "not minimally qualified," and you will not be referred for further consideration.
Special Instructions for Candidates with Foreign Education:
Education completed outside the United States must be deemed equivalent to that gained in U.S. education programs. You must submit all necessary documents to a private U.S. credential evaluation service to interpret equivalency of your education against courses given in U.S. accredited colleges and universities.
For further information visit: https://sites.ed.gov/international/recognition-of-foreign-qualifications.
Additional information
Pay is only part of the compensation you will earn working for the USPS OIG. We offer a broad array of benefits programs:
As a result of the passage of the Postal Service Reform Act of 2022 (PSRA), USPS employees (including USPS OIG) and retirees will transition from the Federal Employees Health Benefits (FEHB) Program to the Postal Service Health Benefits (PSHB) Program effective January 1, 2025. Detailed information about eligibility and enrollment will be provided upon hiring. For more information, visit the Postal Service Health Benefits (PSHB) Program website at https://www.opm.gov/healthcare-insurance/pshb/.
Flexible Work Schedules. USPS OIG offers a range of family-friendly flexibilities including flexible work schedules, telework and employee assistance programs.
Leave and Holidays. In addition to eleven (11) paid holidays each year, you will earn thirteen (13) days of paid sick leave and thirteen (13) to twenty-six (26) paid vacation days each year depending on your years of service.
Fair Labor Standards Act (FLSA) Status: Exempt (Nonexempt employees are entitled to overtime pay; Exempt employees are not).
This agency provides Reasonable Accommodations to applicants with disabilities. If you require accommodations for any part of the application and/or hiring process, please send an email to jobs@uspsoig.gov. The decision on granting an accommodation request will be made on a case-by-case basis.
Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.
A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.
Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.
How you will be evaluated
You will be evaluated for this job based on how well you meet the qualifications above.
The Human Resources Office will review your resume and supporting documentation to ensure that you meet the minimum qualifications required for this position.
You will no longer be considered for this position if you:
Receive a zero (0) rating on any evaluation factor
Fail to attach all required documentation
Submit a resume that exceeds the two-page limit
If your application materials indicate that you are not minimally-qualified for this position
If you fail to qualify on the interview
Only the top-rated candidates will be referred to a review official or the selecting official for further consideration. Top-rated applicants may be required to participate in an interview. Your rating may be further adjusted or rated as ineligible by the review official or the selecting official based on your interview performance. Once all applicant scores are finalized, the selecting official will make a final decision. NOTE: If you receive a zero (0) rating on any evaluation factor or on the interview, you will be considered NOT MINIMALLY QUALIFIED for the position and rated ineligible.
Applicants for this position may be interviewed one or more times as part of the hiring process. During interviews, applicants may not use any AI tool or virtual assistant (such as ChatGPT) to help them answer questions, except for accessibility tools used as part of a reasonable accommodation. Applicants who fail to follow these rules will be disqualified from the hiring process.
A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.
Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.
You must submit all required documents by 11:59 PM EST on the closing date of this announcement, Vacancy Announcement EX-26-119B-12987734-PC, by closing date 07/01/2026.
1. RESUME - IMPORTANT UPDATE: Your resume must not exceed two (2) pages. You will no longer be considered for this announcement if your resume exceeds the two-page limit. It is essential that your resume and supporting documentation provide sufficient information to substantiate your qualifications for the announced position (categorize as "Resume"). Additional guidance on writing a federal resume can be found at: USAJOBS Help Center - How do I write a resume for a federal job?
Make sure your page margins are 0.5 inches. The recommended font styles are Sans-Serif, Calibri, Helvetica, Arial, Verdana, Open Sans, Source Sans Pro, Roboto or Noto Sans. Consider using 14-point size font for titles and 10-point for the main text in your resume. Your resume must be 5MB or less. We recommend saving and uploading your resume as a PDF to maintain formatting and number of pages. The resume builder can help you create a resume using these recommendations and uses the information in your USAJOBS profile to help you get started.
2. COMPLETE OCCUPATIONAL QUESTIONNAIRE. Click the "Apply Online" button and follow the prompts to complete the Occupational Questionnaire. (Required: You must click on "Submit My Answers" button at the end of the Questionnaire to complete this process)
3. UPLOAD SUPPORTING DOCUMENTS which may include:
Certificates or Licenses, if applicable. Upload and save as "Certificate" or "License" document.
Veterans Preference Documentation. If you are claiming veterans' preference. You must submit the Member 4 copy of your DD-214 Certificate of Release or Discharge from Active Duty, and/or other proof of veterans' preference eligibility, including your VA letter, SF-15 (https://www.opm.gov/forms/standard-forms/), and all required documents related to your SF15 claim. Veterans can request the Member 4 copy of their DD-214 at archives.gov/veterans/military-service-records and can download a copy of their VA letter from Download VA Benefit Letters | Veterans Affairs. If applicable, you are required to submit each veterans' preference document in the application packages. Please name these files as "DD-214" or "SF-15" or "Other Veterans Document."
SF-50 if you are or have been a Federal employee to demonstrate tenure and competitive/excepted service for eligibility purposes. (If applicable to you, you are Required to upload each applicable SF-50 and categorize as a "SF-50" document.)
If you are relying on your education to meet qualification requirements:
Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
To apply for this position, you must complete the online application and submit the documentation specified in the Required Documents section.
IMPORTANT UPDATE: Your resume must not exceed two (2) pages. You will no longer be considered for this announcement if your resume exceeds the two-page limit.
The complete application package must be submitted by 11:59 PM (EST) on the closing date, 07/01/2026, to receive consideration.
To begin, click Apply Online to access an online application. Follow the prompts to select your USAJOBS resume and/or other supporting documents.
You will need to be logged into your USAJOBS account or you may need to create a new account. You will be taken to an online application. Complete the online application, verify the required documentation, and submit the application.
You will receive an email notification when your application has been received for the announcement.
To verify the status of your application, log into your USAJOBS account, https://my.usajobs.gov/Account/Login, select the Application Status link and then select the More Information link for this position. The Application Status page will display the status of your application, the documentation received and processed, and your responses submitted to the online application. Your uploaded documents may take several hours to clear the virus scan process.
You are strongly urged to read and print the entire vacancy announcement.
AIG Research Insight Solution Center
1735 North Lynn Street
Arlington, VA 22209
US
Next steps
Once the Occupational Questionnaire has been received you will receive an acknowledgement e-mail that your submission was successful. After a review of your application package has been completed, you will be notified of your rating and/or referral to the Selecting Official.
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
You must submit all required documents by 11:59 PM EST on the closing date of this announcement, Vacancy Announcement EX-26-119B-12987734-PC, by closing date 07/01/2026.
1. RESUME - IMPORTANT UPDATE: Your resume must not exceed two (2) pages. You will no longer be considered for this announcement if your resume exceeds the two-page limit. It is essential that your resume and supporting documentation provide sufficient information to substantiate your qualifications for the announced position (categorize as "Resume"). Additional guidance on writing a federal resume can be found at: USAJOBS Help Center - How do I write a resume for a federal job?
Make sure your page margins are 0.5 inches. The recommended font styles are Sans-Serif, Calibri, Helvetica, Arial, Verdana, Open Sans, Source Sans Pro, Roboto or Noto Sans. Consider using 14-point size font for titles and 10-point for the main text in your resume. Your resume must be 5MB or less. We recommend saving and uploading your resume as a PDF to maintain formatting and number of pages. The resume builder can help you create a resume using these recommendations and uses the information in your USAJOBS profile to help you get started.
2. COMPLETE OCCUPATIONAL QUESTIONNAIRE. Click the "Apply Online" button and follow the prompts to complete the Occupational Questionnaire. (Required: You must click on "Submit My Answers" button at the end of the Questionnaire to complete this process)
3. UPLOAD SUPPORTING DOCUMENTS which may include:
Certificates or Licenses, if applicable. Upload and save as "Certificate" or "License" document.
Veterans Preference Documentation. If you are claiming veterans' preference. You must submit the Member 4 copy of your DD-214 Certificate of Release or Discharge from Active Duty, and/or other proof of veterans' preference eligibility, including your VA letter, SF-15 (https://www.opm.gov/forms/standard-forms/), and all required documents related to your SF15 claim. Veterans can request the Member 4 copy of their DD-214 at archives.gov/veterans/military-service-records and can download a copy of their VA letter from Download VA Benefit Letters | Veterans Affairs. If applicable, you are required to submit each veterans' preference document in the application packages. Please name these files as "DD-214" or "SF-15" or "Other Veterans Document."
SF-50 if you are or have been a Federal employee to demonstrate tenure and competitive/excepted service for eligibility purposes. (If applicable to you, you are Required to upload each applicable SF-50 and categorize as a "SF-50" document.)
If you are relying on your education to meet qualification requirements:
Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
To apply for this position, you must complete the online application and submit the documentation specified in the Required Documents section.
IMPORTANT UPDATE: Your resume must not exceed two (2) pages. You will no longer be considered for this announcement if your resume exceeds the two-page limit.
The complete application package must be submitted by 11:59 PM (EST) on the closing date, 07/01/2026, to receive consideration.
To begin, click Apply Online to access an online application. Follow the prompts to select your USAJOBS resume and/or other supporting documents.
You will need to be logged into your USAJOBS account or you may need to create a new account. You will be taken to an online application. Complete the online application, verify the required documentation, and submit the application.
You will receive an email notification when your application has been received for the announcement.
To verify the status of your application, log into your USAJOBS account, https://my.usajobs.gov/Account/Login, select the Application Status link and then select the More Information link for this position. The Application Status page will display the status of your application, the documentation received and processed, and your responses submitted to the online application. Your uploaded documents may take several hours to clear the virus scan process.
You are strongly urged to read and print the entire vacancy announcement.
AIG Research Insight Solution Center
1735 North Lynn Street
Arlington, VA 22209
US
Next steps
Once the Occupational Questionnaire has been received you will receive an acknowledgement e-mail that your submission was successful. After a review of your application package has been completed, you will be notified of your rating and/or referral to the Selecting Official.
Fair and transparent
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
