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AI Engineer
NCR VOYIX
ATLANTA, GA
…driving data-informed decision-making and contributing to the development of cutting-edge solutions for our…
Added 2 mins ago
Generative AI Software Engineer
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Washington, DC
Tuknik Government Services, LLC a Koniag Government Services company, is seeking a Generative AI Software Engineer with a Secret security clearance to support TGS in supporting our…
Added 2 mins ago
Jr./Mid-Level Software Engineer
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Koniag IT Systems, LLC, a Koniag Government Services company, is seeking a Jr./Mid-Level Software Engineer to support KITS and our government customer. The position is hybrid, with partial…
Added 2 mins ago
Software Developer
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KGS is currently seeking an accomplished Senior Full Stack Software Engineer/Developer to spearhead the engineering, enhancement, and architectural modernization of core Line of Business…
Added 2 mins ago
AI Security Engineer - Mid
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Washington, DC
…engineering, federal cybersecurity frameworks, and the practical application of AI and machine learning technologies to strengthen enterprise cybersecurity operations, threat detection,…
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Harness/Traceable Integration Engineer (Senior)
Koniag Government Services
Washington, DC
…sharing DevSecOps and API security expertise, guiding technical development, and ensuring consistent application of engineering best practices across the…
Added 2 mins ago
Perplexity/AI Integration Lead
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Washington, DC
…work closely with IT leadership, business stakeholders, and development teams to identify high-value AI use cases, architect integration solutions, and ensure responsible and effective…
Added 2 mins ago
Sr. Web/Mobile Developer (REMOTE)
Koniag Government Services
Albuquerque, NM
This role is focused entirely on hands-on application delivery, writing high-quality code to build responsive web applications and cross-platform mobile experiences. We are looking for a…
Added 2 mins ago
Sr. Web & Mobile Developer & DevOps (REMOTE)
Koniag Government Services
Albuquerque, NM
This technical role requires a unique hybrid skill set that bridges the gap between responsive application delivery and modern cloud automation. We are looking for a veteran full-stack…
Added 2 mins ago
Senior Developer & DBE (REMOTE)
Koniag Government Services
Albuquerque, NM
Koniag Professional Services, LLC, a Koniag Government Services company, is seeking a Senior Developer & Database Engineer (DBE) to join a development team supporting a Federal client with…
Added 2 mins ago
NPE Governance Study Lead Engineer (Study 2) (REMOTE)
Koniag Government Services
Washington, DC
The NPE Governance Study Lead Engineer will serve as the primary technical authority for Study 2 of the DAF ICAM System Enhancement Studies effort, leading the analysis, governance…
Added 2 mins ago
Systems Analyst (REMOTE)
Koniag Government Services
Washington, DC
Support the CDO-L Study Lead Engineer in cataloging CDO-L requirements by operational condition - denied, degraded, intermittent, and limited bandwidth - and mapping each requirement to…
Added 2 mins ago
DevOps Engineer (REMOTE)
Koniag Government Services
Washington, DC
Koniag Data Solutions, LLC, a Koniag Government Services company, is seeking a DevOps Engineer to support KDS and our government customer. The position is remote. This position requires the…
Added 2 mins ago
Mid-Level Microsoft DevOps Engineer (REMOTE)
Koniag Government Services
Washington, DC
The Mid-Level Microsoft DevOps Engineer - Azure, AKS, Bicep, CI/CD, Observability with AI-focus will provide hands-on platform development or integration support for Microsoft Azure…
Added 9 mins ago
Principal Engineer - Core Platform Services
Target Enterprise Inc
NCD-0375 Brooklyn Park, MN
As a Principal Engineer you set the strategy for software development and/or infrastructure engineering at Target. You set the direction for how software and infrastructure engineering…
Added 9 mins ago
Sr Engineering Manager - Core Platform Services
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Target’s Infrastructure strategy is built around one idea: make the right thing the easy thing. The Target Application Platform (TAP) is where that happens. Builders tell TAP what they…
Added 9 mins ago
Network Engineer
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…Information Technology team with the addition of an IT Network Engineer. This individual will take daily direction from the Manager of Networking, and be responsible for design,…
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Senior Software Engineer
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We are seeking a Senior Software Engineer to help build and enhance cloud-connected software and web experiences that extend our imaging solutions with AI-driven capabilities.
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Senior Analyst, Compliance Technology
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We're hiring an Analytics Engineer to join the Compliance Technology team within the Platform organization. This team builds and operates data and detection capabilities that enable…
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Distinguished Engineer, AI Security Systems (Remote)
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We are seeking a Distinguished Engineer who has built AI and security systems that operate in the real world and stop real adversaries.
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Summer 2027 Software Engineer enGen Undergraduate Intern
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The Summer 2027 Software Engineer Undergraduate Internship provides students with an opportunity to gain practical, hands-on software engineering experience through direct exposure to…

American Express

Software Engineer I

Sunrise, FL, United States

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Job details

Apply by: Nov 13, 2026
Experience: 1-3 years of enterprise experience in software development using Python.
Posting language: English
Posted: Nov 5, 2026

Original job description

Joining Amex Tech means discovering and shaping your contribution to something big. Here, you can work alongside talented tech teams and build a unique career with the Powerful Backing of American Express. With a range of opportunities to work with the latest technologies, and a commitment to back the broader engineering community through open source, our mission is to power your success. Because Amex Tech is powered by our technology, our culture, and our colleagues. We are looking for a motivated and hands-on Full Stack Software Engineer with strong Python programming fundamentals, experience working with Relational and NoSQL databases, and practical exposure to Generative AI (GenAI) and Agentic AI development. The ideal candidate will be passionate about building scalable applications, integrating Large Language Models (LLMs), implementing Retrieval-Augmented Generation (RAG) solutions, and developing AI-powered workflows using frontier and open-source models. This role offers an opportunity to work on both modern AI technologies and contributing to enterprise-grade software applications.

Key Responsibilities

Python & Backend Development

Design, develop, test, and maintain Python-based applications and backend services.
Build and integrate RESTful APIs using frameworks such as FastAPI or Flask.
Write clean, modular, reusable, and maintainable code.
Implement unit tests, debugging, logging, and error handling.
Collaborate with cross-functional teams to deliver reliable software solutions.

Database Development

Work with relational databases such as PostgreSQL, Oracle
Develop SQL queries, manage schemas, and perform basic query optimization.
Work with NoSQL databases such as Couchbase, Cassandra, MongoDB, DynamoDB
Implement data ingestion, retrieval, and integration workflows.

Generative AI & Vector Databases

Develop GenAI-powered applications using Large Language Models.
Build and integrate Retrieval-Augmented Generation (RAG) pipelines.
Work with vector databases.
Implement document ingestion, chunking, embeddings, semantic search, and retrieval workflows.
Integrate LLM APIs and develop effective prompt engineering strategies.

Agentic AI Development

Develop AI agents capable of executing tasks, invoking tools, and interacting with external systems.
Build agentic workflows using frameworks such as LangChain, LangGraph, or similar technologies.
Integrate frontier LLMs & open-source/open-weight LLMs.
Implement basic agent orchestration, tool calling, state management, and workflow automation.
Evaluate agent performance, reliability, and response quality.

Software Engineering & Collaboration

Use Git for version control and collaborate through code reviews.
Participate in Agile development processes.
Write technical documentation and support application troubleshooting.
Follow secure coding practices and data privacy requirements.
Contribute to continuous improvement of AI-enabled applications.

Required Qualifications

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent practical experience.
1-3 years of enterprise experience in software development using Python.
Strong understanding of Python programming, object-oriented programming, data structures, and APIs.
Hands-on experience with at least one Relational database and one NoSQL database.
Working knowledge of SQL, database design, and data retrieval.
Practical experience integrating LLMs into Python applications.
Understanding of embeddings, vector databases, semantic search, and RAG architectures.
Familiarity with frontier and open-source LLMs.
Basic understanding of agentic AI concepts, tool calling, and AI workflow orchestration.
Experience using Git and common development tools.
Knowledge of Docker, CI/CD pipelines, and deployment practices.
Strong problem-solving, debugging, and communication skills.

Preferred Qualifications

Experience with LangChain, LangGraph or similar frameworks.
Familiarity with model-serving tools such as Ollama, vLLM.
Experience with cloud platforms such as AWS, Azure, or Google Cloud.
Familiarity with LLM evaluation, observability, prompt optimization, and guardrails.
Understanding of MCP (Model Context Protocol) and AI tool integration.
Exposure to enterprise security, authentication, and access control.

Employment eligibility to work with American Express in the United States is required as the company will not pursue visa sponsorship for these positions.

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