# Senior Software Engineer

**Company:** [FinQuery](https://hotfix.jobs/companies/finquery)
**Location:** Atlanta, GA
**Role:** Fullstack Engineering
**Salary:** $120k – $162k/yr
**Experience:** 7+ years
**Skills:** .Net, C#, React, TypeScript, Postgres, Kubernetes, Docker, Microservices, REST APIs, GitHub Actions, Entity Framework, Next.js, AWS
**Posted:** 2026-03-30

> Senior Software Engineer owns end-to-end delivery of full-stack features using .NET/C#, React/TypeScript, and Postgres on a microservices architecture with Kubernetes. Requires 7+ years experience, Bachelor's in CS, and expertise in AI-driven development tools.

## Job Description

## Responsibilities

- Own delivery of full-stack features end-to-end, designing and building across **.NET** back-end services, **REST APIs**, and **React** front-ends from requirements through production release
- Design and evolve microservice architecture, APIs, and data models that scale with the product
- Drive technical decision-making within the team by shaping approach, challenging assumptions, and bringing clarity to complex engineering problems
- Operate as an orchestrator of AI-driven development, directing agentic tools across codebases to produce production-quality outcomes
- Apply pragmatic engineering judgment to calibrate effort and test coverage relative to actual risk
- Maintain code quality at agentic speed, leveraging automated tools for mechanical review while focusing human judgment on architectural fit and edge cases
- Treat documentation as \"context engineering\" by contributing to a living knowledge base that feeds AI tools across planning and deployment

## Requirements

- 7+ years of related software engineering experience
- **Bachelor's** or **Master's** degree in Computer Science
- Deep proficiency in **.NET**, **.NET MVC**, ORMs, and **C#**
- Strong command of Relational Databases with preference for **Postgres**
- Hands-on experience with **Docker**, **Kubernetes**, **Microservices**, **REST APIs**, and **GitHub Actions**
- Experience building production-grade frontend applications using **React** and **TypeScript**
- Familiarity with Authentication and Authorization patterns such as **RBAC** and **ABAC**
- Proven ability to collaborate and communicate with clarity across engineering and product teams
- Ability to balance technical velocity with necessary investment in risk mitigation

## Nice-to-Haves

- Hands-on experience with agentic development tools such as **Claude Code** or **Codex** to accelerate large-scale development
- Previous experience in Fintech or accounting automation sectors

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**Apply:** https://hotfix.jobs/jobs/1ea8cfbf-94b9-409f-b368-3a1d12e929bd
**Canonical:** https://hotfix.jobs/jobs/1ea8cfbf-94b9-409f-b368-3a1d12e929bd