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Engineering Lead, AI Email App

bjakcareerChinaActAI Engineering
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Lead
Posted
28 Sept 2026
Status
Open · checked 7d ago

About this role

Based in China, the Engineering Lead, AI Email App position at bjakcareer involves directing the technical architecture and delivery of an intelligent email product for professionals who want proactive applications without complex prompting. This hands-on leadership role suits an experienced technical leader who enjoys writing code while guiding a compact team of senior engineers.

Role Overview

The Engineering Lead, AI Email App directs the technical layer that converts artificial intelligence capabilities into a dependable user product. The selected candidate determines system architecture spanning backend services, APIs, and client applications while managing a compact group of senior technologists. This position combines direct coding responsibilities with strategic technical decisions to maintain speed, coherence, and reliability during scaling.

Key Responsibilities

Direct application engineering strategy and execution across backend, mobile, and client platforms.
Architect dependable systems for AI workflows covering state management, orchestration, tool usage, fallbacks, and error recovery.
Develop APIs and abstractions linking artificial intelligence models to practical product interfaces.
Guide a compact, senior technical team through design reviews, code evaluations, and direct mentorship.
Balance trade-offs involving latency, operating costs, reliability, security, and user experience.
Implement production fundamentals including monitoring, observability, rigorous testing, and operational standards.
Collaborate with machine learning leaders to transform model functionality into stable features.
Maintain architectural simplicity and scalability while delivering updates rapidly.

Requirements

Demonstrated background in leading application or product engineering for intricate architectures.
Extensive hands-on experience constructing and deploying production backend systems.
Practical history creating artificial intelligence products or integrating modern machine learning capabilities.
Strong technical decision-making skills under conditions of incomplete information.
Versatility across backend and client platforms, featuring deep proficiency in at least one domain.
High commitment to ownership, rapid deployment, and practical learning.
Rigorous standards for code quality, reliability, and engineering foundations.

Skills and Tools

Backend Services
APIs
Mobile and Desktop Platforms
Machine Learning and LLM Integrations
State and Workflow Orchestration
Observability and Monitoring Tools

About the Company

bjakcareer operates as a compact, high-talent-density team focused on building proactive applications for global users who rely on standard tools like email, notes, tasks, calendar, and workflows. The organization emphasizes high ownership, fast decision-making, minimal bureaucracy, and strong engineering fundamentals.

How to Apply

Interested candidates should apply directly on the official company careers page.

Skills and tech stack

APIsLLMBackend ServicesMobile PlatformsDesktop Platforms

Questions candidates ask

Where is the job located?

The position is located in China.

Is this a remote or on-site role?

The posting indicates interviews may be conducted via virtual meetings and/or onsite.

What kind of team will the person lead?

The role involves leading a small team of senior engineers.

What is the interview process like?

The interview process consists of three to four interviews evaluated by technical team members, conducted via virtual meetings and/or onsite.

What are the core technical focus areas?

The focus areas include backend services, APIs, client applications, AI-powered workflows, system reliability, latency, cost, and production observability.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site