Job Description: Senior .NET API Architect
Role Overview

We are seeking a proactive, detail-oriented .NET API Architect to drive end-to-end technical solutions in a fast-paced environment. This role requires 15+ years of overall IT experience, including 6 to 8 years of specific exposure to API architecture and cloud solutioning. This is a hybrid or on-site position, offering the chance to bridge the gap between business needs and technical execution. You will act as a key individual contributor, collaborating with external partners to build resilient, cloud-native systems.

Experience & Job Setup

Overall Experience: 15+ years in IT.

Specialized Exposure: 8- 10 years in API architecture.

Work Location: Indianapolis, Indiana, USA, Hybrid or On-site.

Key Responsibilities

Architecture & Solutioning: Translate complex business requirements into scalable, high-performing technical solutions.

API & Microservices Design: Design and develop robust RESTful services and microservices architectures.

System Documentation: Author comprehensive High-Level Design (HLD) and Low-Level Design (LLD) documents.

Technical Diagramming: Utilize tools like Lucidchart or Draw.io to map architecture and system workflows.

Stakeholder Management: Partner with external stakeholders to integrate third-party systems seamlessly.

Independent Problem Solving: Troubleshoot and resolve complex technical issues autonomously.

Technical Expertise

Core .NET & Database

Languages & Frameworks: C#, .NET Core.

ORM Tools: Entity Framework.

Database Management: PostgreSQL design, query optimization, and performance tuning.

AWS Cloud Ecosystem

Serverless & Compute: AWS Lambda.

Messaging & Integration: SQS, EventBridge.

Data & Storage: AWS Glue, Amazon S3.

Management & Monitoring: CloudWatch, Parameter Store.

DevOps & Advanced Concepts

CI/CD Deployment: Harness (or similar configuration management tools).

Architectural Patterns: Domain-Driven Design (DDD) and monolithic decomposition strategies.

Resiliency Engineering: Implementation of idempotency strategies for fault-tolerant systems.

AI-Assisted Development: Hands-on experience with Cursor (or similar AI tools) and Large Language Models (LLMs).