Role: Software Engineer (Frontend, Backend, Full Stack)

Priority Location: Mexico City, Mexico

Working Hours: Monday to Friday - We work from 08.00/09:00 - 20:00/21:00, so flexible hours between that schedule. Mexico time

Salary Range: 30,000.00 - 60,000.00 MXN / month ($1,667 – $3,333 USD) (part time)

Type of contract: Independent Contractor

Type of job: Hybrid (Site: Antara Polanco). On-site days: 2 (tue-thur) during the am

About the Company: We are an innovative financial services firm operating at the intersection of banking expertise and cutting-edge technology. Our team develops proprietary digital tools and AI-driven solutions that enable professionals and clients to organize data, conduct deep research, and execute strategic advisory workflows with total security and efficiency.

About the Role: We are developing a proprietary AI ecosystem featuring a local desktop application and a secure toolchain designed for seamless, controlled collaboration between team members and AI agents on sensitive files. Engineered with privacy as a foundational principle, the platform operates entirely on the user's local machine, preventing unauthorized external data transfers. We are seeking a versatile Software Engineer to lead the transition of our functional prototypes into a dependable, production-ready product for everyday operations.

Key Responsibilities:

Product Delivery & Landing:

Help lead the technical efforts to launch the TiiM application and the B10 website.
Drive continuous releases and improvements across both platforms.

Template & Workflow Integration:

Connect and maintain the initial project templates that power our firm's core workflows, including Advisory, Portfolio Thesis, and Research models.
Ensure every engagement starts fully structured and ready for operation.

System Architecture & Ownership:

Act as a key member of the owner team, shaping the operational rules, vocabulary, and toolchains within which AI agents function.
Collaborate directly with the founders to guide the ongoing evolution and scaling of the system.

Quality, Trust & Security:

Maintain high standards of reliability, performance, and security for desktop software operating directly on proprietary user data.

Qualifications:

Minimum of 3 years of software engineering experience (Frontend, Backend, or Full Stack).
Proven experience building desktop applications, local toolchains, or complex web applications.
Strong understanding of data privacy, local data execution, and secure software development practices.
Solid experience setting up project structures, API integrations, and core application logic.
High autonomy, strong technical decision-making skills, and ability to work closely with founders and executive stakeholders.
Advanced or fluent English communication skills.

Nice to have:

AI & Agent Systems: Experience working with local LLMs, AI agents, context management, or custom developer toolchains.
Fintech & Banking Exposure: Background or interest in financial advisory, research workflows, or portfolio management tools.
Desktop App Frameworks: Familiarity with cross-platform desktop development tools (e.g., Electron, Tauri).

Software Engineer (Part-time Hybrid) - 65423712029