Senior Advanced Software Engineer - Full Stack Developer (Finance)

Innovate to solve the world's most important challenges

We are seeking a highly skilled Senior Full Stack Developer with at least 5 years of hands-on experience to join our Data and AI platform team. The ideal candidate should excel at building scalable, secure applications using Python (FastAPI), React, and Node.js, and must demonstrate strong problem-solving skills and robust system design capabilities. This is an individual contributor role that requires ownership, initiative, and the ability to work across the full software development lifecycle.
Key Responsibilities

• Design, develop, and maintain full-stack applications using FastAPI (Python), React, and Node.js.
• Lead and participate in system design and architecture discussions for scalable and robust solutions.
• Implement secure OAuth2.0 authentication/authorization systems and flows.
• Write and maintain test suites using pytest (FastAPI) and Jest (React).
• Collaborate with product, design, and UX teams via tools like Figma and Miro.
• Identify and remediate security vulnerabilities using tools like SonarQube, Coverity, BlackDuck, and Open CVE.
• Develop and manage CI/CD pipelines using Kubernetes, GitHub, and GitHub Actions.
• Design, optimize, and query PostgreSQL databases using SQL and ORM frameworks.
• Debug, troubleshoot, and resolve performance issues and technical challenges.
• Ensure best practices in REST API design and have a working understanding of GraphQL concepts.
• Work with Jira for agile sprint planning, task management, and progress tracking.
• Contribute to AI/ML projects and integrate LLM-related tools such as LangChain, LangSmith, and LangGraph.
• Contribute to mobile applications using React Native and scalable services with NestJS.
YOU MUST HAVE

• 5+ years of experience in full-stack web development.
• Proficient in Python (FastAPI), React, and Node.js.
• Solid understanding and hands-on experience with REST APIs and GraphQL.
• Proven expertise in OAuth2.0 implementations.
• Practical experience with FastAPI test scripting and React testing using Jest.
• Deep knowledge of system design, architecture patterns, and scalable application development.
• Skilled in identifying and fixing vulnerabilities with SonarQube, Coverity, BlackDuck, and Open CVE.
• Strong hands-on with Kubernetes, GitHub, and GitHub Actions.
• Proficient with PostgreSQL, SQL queries, and ORM tools (e.g., SQLAlchemy).
• Excellent problem-solving skills and the ability to work independently.
• Familiar with agile practices, using tools like Jira, Miro, and Figma.
WE VALUE

• Experience with NestJS and React Native.
• Familiarity with Azure and Google Cloud Platform (GCP).
• Exposure to AI/ML, LLMs, and frameworks such as LangChain, LangSmith, LangGraph.
• Understanding of microservices and distributed systems.
Additional Information

• JOB ID: HRD264116
• Category: Engineering
• Relocation Tier: Tier 1
• Security Clearance:
• Aviation Authority (FAA for US):
• Band: 03
• Referral Bonus: 1500
• Requisition Type: Standard Requisition
• US Citizenship:
• FLSA Statement:
• FLSA CODE: Exempt

Honeywell is an equal opportunity employer. Qualified applicants will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, religion, or veteran status.