Senior Full-Stack Engineer | AWS, API & AI Apps

CapTech Consulting; Philadelphia (Philadelphia County); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

Tuition support

Mental health support

Fertility coverage

Fringe stipend program

401(k) Matching

Job summary

CapTech is an award-winning consulting firm focused on delivering technology-enabled results for Fortune 100s, mid-sized organizations, and government agencies. As a Full-Stack Developer, you design, develop and deliver enterprise systems and integrations in a collaborative, learning-driven environment.

You will work with architects and clients to implement RESTful APIs, microservices, and cloud deployments, while mentoring teammates and maintaining high-quality code.

Qualifications

• 6+ years of experience designing, developing, and maintaining applications the Microsoft Stack OR Java.
• Hands-on experience building and consuming RESTful APIs, including API documentation with Swagger / OpenAPI
• Strong background in database design and development, including SQL Server and NoSQL technologies such as AWS
• Experience with Agentic AI development- Developing agents and developing with agents
• Experience with a Varied AI Toolset- Claude code, CodeX, Opencode, OpenClaude
• Preferred experience with AI orchestration
• Experience with source control systems (e.g., Git) and collaborative development workflows
• Familiarity with multi-system integrations, distributed systems, and common enterprise integration challenges
• Solid understanding of application performance tuning, scalability, and optimization techniques
• Ability to clearly communicate technical concepts, designs, and solutions to both technical and non-technical stakeholders
• Strong problem-solving skills and a commitment to clean, maintainable, and well-documented code

Responsibilities

• Collaborate with team members and clients to deliver a technical solution that meet the unique needs of our clients
• Create quality deliverables to communicate technical solutions to appropriate audiences
• Leverage CapTech’s internal programs and self-directed training to continually develop industry relevant knowledge and skills
• Understand and implement object-oriented design patterns
• Communicate effectively to team members with varying degrees of technical knowledge
• Provide technical mentoring

Skills

REST APIs

Swagger/OpenAPI

Microsoft Stack

SQL Server

NoSQL

AI toolset

Git

AI orchestration

Distributed systems

Communication

Maintainable code

Tools

Swagger/OpenAPI

Git

AWS

OpenAI tooling

Job description

CapTech is an award-winning consulting firm focused on delivering technology-enabled results for Fortune 100s, mid-sized organizations, and government agencies. As a Full-Stack Developer, you design, develop and deliver enterprise systems and integrations in a collaborative, learning-driven environment.

You will work with architects and clients to implement RESTful APIs, microservices, and cloud deployments, while mentoring teammates and maintaining high-quality code.