Software Engineer

ApplyMint; Dallas (TX); On-site; USD 112,000 - 145,000; Full time

Benefits offered by this job

Generous PTO & holidays

Parental leave 16 weeks

Medical plans

401(k) match

Well-being stipend

Tuition assistance

Referral bonuses

Job summary

Cotality is seeking an experienced software engineer to design, develop, and test enterprise systems on a modern .NET stack for our mortgage technology platform. You will drive AI-native transformations and integrate MCP and AI tooling into the SDLC while owning platform services and cloud pipelines.

You will help shape architectural direction, mentor teams, and collaborate across QA, product, and clients to deliver robust solutions with a focus on reliability and performance.

Qualifications

• Bachelor’s degree in CS or related field or equivalent experience.
• 5–8+ years of .NET/C# development experience.
• Experience with ASP.NET Core APIs, Angular/React, and cloud CI/CD in GCP.

Responsibilities

• Design, develop, and test complex enterprise systems using .NET.
• Lead AI-native transformation and MCP integration across the SDLC.
• Build and maintain internal services and GCP-based CI/CD pipelines.
• Provide technical direction across full‑stack and architecture.

Skills

C#

ASP.NET Core

Angular

React

SQL Server

TDD

AI tooling

LLM APIs

Agentic AI

MCP

Education

Bachelor’s degree in CS/Engineering

Tools

GCP

CI/CD Pipelines

BigQuery

Job description

Job Description

At Cotality, we are driven by a single mission—to make the property industry faster, smarter, and more people‑centric. Cotality is the trusted source for property intelligence, with unmatched precision, depth, breadth, and insights across the entire ecosystem. Our talented team of 5,000 employees globally uses our network, scale, connectivity and technology to drive the largest asset class in the world. Join us as we work toward our vision of fueling a thriving global property ecosystem and a more resilient society. Cotality is committed to cultivating a diverse and inclusive work culture that inspires innovation and bold thinking; it's a place where you can collaborate, feel valued, develop skills and directly impact the real estate economy. We know our people are our greatest asset. At Cotality, you can be yourself, lift people up and make an impact. By putting clients first and continuously innovating, we're working together to set the pace for unlocking new possibilities that better serve the property industry.

What You’ll Do

You will drive the design, development, and testing of complex enterprise systems and applications using modern .NET technologies for our mortgage technology platform. In this role, you will champion our transition to AI‑first engineering practices by actively integrating Agentic AI, Model Context Protocol (MCP), and approved AI tools into the software development life cycle (SDLC) to drive operational efficiencies and platform modernization. AI‑Native Transformation & Agentic Workflows: execute AI‑native transformation initiatives, MCP server capabilities, and leverage tools like BMAD and Spec Kit to build modern lender self‑service capabilities. Platform & Cloud Engineering: Build, maintain, and take hands‑on ownership of internal services, rate management engines, and GCP‑based CI/CD pipelines across both UI‑based and API‑driven lender integrations Own Enablement Lifecycles: Author and maintain architectural definitions, AGENTS.md specifications, and skill architectures to ensure teams have the foundations to work effectively with AI tools. Engineering Excellence & Technical Leadership Accelerated Leadership: Embrace a leadership trajectory with the opportunity to become a Dev Anchor (Tech Lead) guiding, mentoring, and elevating the team's output. TDD & Pair Programming: Pair program using Test‑Driven Development (TDD), collaborate cross‑functionally with QA, product, and client stakeholders, and take end‑to‑end ownership of workstreams Technical Direction: Collaborate across full‑stack boundaries to provide technical direction on ASP.NET Core Web API designs, database schemas, and microservices architecture. Full SDLC Ownership: Operate across the entire platform lifecycle from requirements and cloud architecture through build, test, deployment, and platform‑wide production incident diagnosis.

Job Qualifications

• Bachelor’s degree in computer science, Software Engineering, or a related field (or equivalent practical work experience).
• Core .NET Expertise: 5-8+ years of experience developing scalable applications using modern Object‑Oriented Programming languages, with advanced proficiency in C# and .NET Core/.NET 8+.
• Full‑Stack Proficiency: Seasoned experience with ASP.NET Core APIs, modern frontend frameworks (Angular preferred, React acceptable), and hands‑on cloud environment execution with GCP and CI/CD pipelines.
• Data & Cloud Infrastructure: Strong SQL skills with experience handling various database technologies (e.g., Oracle, SQL Server, or BigQuery) and Cloud Platforms.
• System Ownership & AI Tooling: Proven track record of platform‑wide troubleshooting, system ownership, and hands‑on experience using modern AI‑assisted development tools, LLM APIs, and agentic workflows.
• Nice‑to‑Haves / Preferred Direct experience with the Model Context Protocol (MCP) and building or integrating custom Agentic AI servers within a .NET environment.
• Direct experience in Mortgage Technology, Closing Cost/Loan Estimation systems, or Real Estate fintech platforms.

Required Skills

• .NET 8/9, C#, ASP.NET Core, Angular, Agentic AI, SQL Server, Test Driven Development (TDD), Solution‑Oriented Thinking

Optional Skills

• Apache Kafka, Model Context Protocol (MCP), Micro Frontends, CI/CD Jenkins Pipelines

Annual Pay Range

111,900 - 145,000 USD

Highlights

• Time off: Generous PTO and 11 paid holidays, plus well‑being and volunteer time off.
• Family Support: Up to 16 weeks of fully paid parental leave and a baby stipend.
• Health: Multiple medical plan options with mental health and wellness support offerings.
• Retirement: 401(k) with company match and vesting after one year.
• Financial Perks: $400 annual well‑being stipend and tuition assistance up to $5,250.
• Extras: Recognition Rewards, Referral bonuses, exclusive discounts and more!

Equal Opportunity Statement

Cotality is an Equal Opportunity employer committed to attracting and retaining the best-qualified people available, without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability or status as a veteran of the Armed Forces, or any other basis protected by federal, state or local law. Cotality maintains a Drug‑Free Workplace.

Work Environment

Cotality is fully committed to a work environment that embraces everyone’s unique contributions, experiences and values. We offer an empowered work environment that encourages creativity, initiative and professional growth and provides a competitive salary and benefits package. We are better together when we support and recognize our differences.