We are seeking a highly skilled and experienced **Software Development Lead**to guide our development team while remaining actively involved in hands-on coding and solution design. This role combines technical leadership, architecture oversight, and direct development on mission-critical systems that integrate emergency communication platforms with CAD (Computer-Aided Dispatch) environments.
**Requirements**:
- Proven ability to lead technical teams, mentor developers, and manage delivery timelines.
- Strong proficiency in **C#** (**.NET**Framework/Core) and **Python**3.7+ (3.9 preferred).
- Experience with SQL Server, T-SQL, and database administration.
- Solid understanding of TCP/IP protocols, socket connections, and network configurations.
- Hands-on experience with.NET libraries, COM Interop, XML/JSON serialization, and CAD system APIs.
- Familiarity with Azure Service Bus (topics, subscriptions, dead-letter handling, message filtering).
- Knowledge of Windows environments, permissions, services, and deployment tools.
- Strong debugging and testing skills using simulators and validation frameworks.
- Experience working with **Crystal Reports**.
- ** English Advanced.**
- Nice to Have_
- Exposure to emergency dispatch systems or mission-critical communication platforms.
- Familiarity with VB6 (legacy support).
- Experience with installer creation tools (InstallShield, MSI packaging).
- Background in DevOps practices, CI/CD, and cloud deployments




**Main Activities**
- Lead and mentor a team of developers, ensuring best practices in software engineering.
- Act as the technical reference point for architecture decisions, API integration, and cloud connectivity.
- Stay hands-on by developing core modules and reviewing complex code.
- Oversee integration with CAD systems, including APIs, TCP/IP communication, and XML/JSON data exchange.
- Ensure software quality through validation testing, debugging, and simulator tools.
- Collaborate with stakeholders, system administrators, and other technical teams to align deliverables with business needs.
- Contribute to deployment strategies, installer configurations, and Windows system administration tasks.
**Education**
- Computer Science/Information Technology Bachelor's Degree or equivalent.
**About Definity First**
Definity First specializes in IT Services, Cloud Business Applications & Microsoft Technologies, providing enterprise-grade solutions that translate into a successful business transformation.
We were founded in 2004, with six offices distributed across the US and Mexico. Definity First has worked for transformative, iconic companies and universities such as Tesla, Flowserve, Harvard, Berkeley, Caltech, and more.
- At Definity First we do not discriminate towards gender, age, sexual preferences/orientation, religion, pregnancy, ethnicity or place of origin._
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📌 Software Development Lead (Desktop Applications) (México)
🏢 Definity First
📍 México