Senior Programmer/App Developer -#26-13355

Location : Los Angeles, CA, 90063
Duration: 12 months
 
Job Description:

• A Senior Programmer is responsible for leading and/or working on the most complex IT applications design, documentation, development, modification, testing, installation, implementation and support of new or existing applications software. This classification may also plan, install, configure, test, implement and manage a systems environment in support of an organization’s IT architecture and business needs. Common organizational or functional industry position titles for programmers include but are not limited to programmer analyst, applications developer, software engineer, software developer, software quality assurance specialist, systems programmer, systems software programmer, database administrators, computer systems analysts, systems engineer, systems software engineer. The Senior Programmer, in development of applications software, is responsible for analyzing and refining systems requirements; translating systems requirements into applications prototypes; planning and designing systems architecture; writing, debugging and maintaining code; determining and designing applications architecture; determining output media/formats; designing user interfaces; working with customers to test applications; assuring software and systems quality and functionality; integrating hardware and software components; writing and maintaining program documentation; evaluating new applications software technologies; and/or ensuring the rigorous application of information security/information assurance policies, principles and practices to the delivery of application software services. The Senior Programmer, in development of operating systems, is responsible for analyzing systems requirements in response to business requirements, risks and costs; evaluating, selecting, verifying and validating the systems software environment; evaluating, selecting and installing compilers, assemblers and utilities; integrating hardware and software components within the systems environment; monitoring and fine-tuning performance of the systems environment; evaluating new systems engineering technologies and their effect on the operating environment; and/or ensuring that information security/information assurance policies, principles and practices are an integral element of the operating environment.

 
Responsibilities:

• The Senior Programmer will possess knowledge and experience in applications software development principles and methods sufficient to participate in the design, development, testing and implementation of new or modified applications software; operating systems installation and configuration procedures; organization’s operational environment; software design principles, methods and approaches; principles, methods and procedures for designing, developing, optimizing and integrating new and/or reusable systems components; pertinent government regulations; infrastructure requirements, such as bandwidth and server sizing; database management principles and methodologies, including data structures, data modeling, data warehousing and transaction processing; functionality and operability of the current operating environment; systems engineering concepts and factors such as structured design, supportability, survivability, reliability, scalability and maintainability; optimization concepts and methods; establish and maintain cooperative working relationships with those contacted in the course of the work; and speak and write effectively and prepare effective reports.
• This classification must have a minimum of seven (7) years of experience in electronic data processing systems study, design, and programming. At least four (4) years of that experience must have been in a lead capacity.

Skillsets:

• Skilled in the configuration and development of Source to Pay SaaS procurement platforms, including sourcing, contracts, supplier portals, and invoicing modules.
• Ability to translate functional requirements into technical solutions, including workflows, approval logic, business rules, and document handling processes.
• Skilled in developing extensions, custom objects, user interface enhancements, and API-based application logic supported by SaaS platforms.
• Skilled in integrating SaaS platforms with enterprise systems, including ERP systems, document management solutions (e.g. Documentum), identity management systems, vendor master data, and reporting platforms.
• Ability to oversee integration layers, including ESB, iPaaS, and API Gateway technologies, to support secure, scalable, and reliable data flows.
• Skilled in designing and implementing REST and SOAP APIs, event-driven integrations, SFTP batch exchanges, webhooks, and metadata payloads.
• Ability to support synchronization of suppliers, contracts, purchase orders, invoices, and attachments across integrated systems.
• Skilled in establishing standards for logging, error handling, retries, monitoring.
• Skilled in data transformation, data mapping, and synchronization of master and transactional data between SaaS platforms and downstream systems.
• Skilled in supporting document storage and retrieval processes, including API-based document uploads, metadata creation, document identifier management, and integration with content management systems.
• Ability to apply document retention, auditing, and compliance requirements.
• Skilled in reviewing technical designs, code, data models, and integration mappings to promote consistency and quality.
• Technical leadership skills supporting development activities, sprint planning, code reviews, defect triage, and release management.
• Skilled in applying security requirements, including access controls, audit trails, encryption, and data protection standards.
• Ability to collaborate with Internal teams to support compliance validation and system security requirements.
• Skilled in segregation of duties (SoD) design for procurement, contract management, and invoice processing functions.
• Skilled in supporting end-to-end testing activities, including unit, integration, regression, user acceptance testing, and performance testing.
• Ability to develop and maintain traceable test scripts, expected results, defect documentation, and test coverage.
• Technical leadership skills supporting production cutover activities and transition-to-operations planning.
• Skilled in developing technical documentation, API specifications, system configuration guides, and post-go-live

Education:
bachelor’s degree in an IT-related or Engineering field.

 
Additional Information:
Cloud certifications such as Microsoft Azure or Amazon Web Services (AWS) and/or integration platform certifications

 
About US Tech Solutions:
US Tech Solutions is a global staff augmentation firm providing a wide range of talent on-demand and total workforce solutions. To know more about US Tech Solutions, please visit .

 
US Tech Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

 
AI Statement: By applying, you acknowledge that AI-assisted tools may be used during hiring.