Latest AI JobsBrowse Jobs
bjakcareer logo

Principal Software Engineer, AI Email App

bjakcareerSingaporeActAI Engineering
Apply on company site
Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Senior
Posted
28 Sept 2026
Status
Open · checked 7d ago

About this role

Bjakcareer is hiring a Principal Software Engineer for an AI Email App based in Singapore, offering a hands-on leadership opportunity for an experienced technical professional focused on building reliable AI-native applications. This position suits an engineering leader who wants to direct architectural strategy and guide a small team toward creating practical productivity tools.

Role Overview

Bjakcareer seeks a Principal Software Engineer for an AI Email App in Singapore to direct the engineering layers that convert artificial intelligence into dependable software products. The professional in this role will shape system architecture spanning backend services, APIs, and client applications while providing technical guidance to a compact team of senior engineers.

Key Responsibilities

Direct application engineering strategy and execution across backend, mobile, and desktop platforms.
Architect reliable systems for AI-driven workflows covering state management, orchestration, tool integration, retries, fallbacks, and failure recovery.
Construct APIs and abstractions linking artificial intelligence models to practical product interfaces.
Direct a compact, senior technical team through design reviews, code evaluations, and hands-on guidance.
Balance trade-offs involving latency, system reliability, cost efficiency, security, and user experience.
Implement production standards including observability, monitoring, testing, and operational practices.
Collaborate with machine learning leadership to translate model functions into shippable features.

Requirements

Extensive background leading application or product engineering for intricate architectures.
Demonstrated practical experience developing and deploying production-grade backend systems.
Background creating artificial intelligence products or systems integrated with modern language models.
Sound technical judgment capable of guiding decisions with incomplete data.
Expertise spanning backend and client platforms with deep knowledge in at least one area.
Strong commitment to ownership, deployment, and practical learning.

Skills and Tools

Backend services
APIs
Mobile and desktop platforms
Machine learning and large language models

About the Company

Bjakcareer builds proactive applications for users worldwide to bring intelligence to everyday conversations, errands, organization, and workflows with minimal prompting. The organization operates as a small, hands-on team with high talent density where engineers maintain broad ownership and execute independently.

How to Apply

Interested candidates should apply on the official company careers page.

Skills and tech stack

Questions candidates ask

Where is the Principal Software Engineer role located?

The position is based in Singapore.

What is the primary focus of the product engineering team?

The team focuses on building proactive, AI-native applications for basic tasks like email, notes, calendar, and workflows with minimal prompting.

What does the interview process involve?

The evaluation consists of three to four interviews conducted through virtual meetings or onsite sessions, evaluated by technical team members.

Is this a hands-on coding position?

Yes, this is a hands-on leadership role where the engineer stays close to the code, makes critical architectural decisions, and performs code reviews.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site