Senior Agentic Software Engineer - Sales (AI)

Location: Ho Chi Minh City, Ho Chi Minh City, Vietnam; onsite role at an office in District 3.

Company

hirify.global is a cybersecurity product company providing an end-to-end platform for protecting IT, OT, and ICS critical infrastructure.

What you will do

• Build Quantum into hirify.global’s CRM and system of record for accounts, contacts, leads, opportunities, and activities.
• Develop identity models, record creation and merging, metadata-driven customization, durable outbox and event-stream integrations, and controlled data migrations.
• Build sales capabilities including forecasting, pipeline management, deal health scoring, seller workspaces, territories, quotas, and Sales Operations workflows.
• Develop AI-native account research, deal intelligence, quote-to-order review, and LLM-supported workflows with grounded and explainable outputs.
• Expose Quantum data and actions through MCP for AI assistants and agents while preserving access controls and preview-and-confirm write flows.
• Operate integrations and production systems, investigate incidents, maintain database migrations, and ship changes through staging and feature flags.

Requirements

• Bachelor’s degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience.
• 6+ years building and operating production software, including at least 3 years of daily Python backend services experience with FastAPI or a similar framework.
• Recent daily experience building software with AI coding agents such as Claude Code, Cursor, Copilot agent mode, Codex, or similar, including a demonstrable workflow, review and testing loop, and shipped work.
• Full-stack delivery experience with TypeScript and React, taking features from database to user interface.
• Strong PostgreSQL skills covering schema design, JSONB, Alembic migrations, row-level scoping, and query performance.
• Experience building or extending CRM data models, APIs, integrations, identity, deduplication, and data migration for accounts, contacts, opportunities, and activities.
• Hands-on experience with vendor APIs, REST, webhooks, OAuth 2.0, rate limits, and retries.
• Production experience with background jobs and event-driven patterns including queues, outboxes, idempotency keys, replay, and failure recovery.
• Experience shipping LLM features using retrieval, tool calling, structured outputs, evaluation sets, confidence thresholds, fallbacks, and guardrails.
• Cloud deployment experience on Azure or AWS, including containers, GitHub Actions CI/CD, secrets management, and observability.
• Excellent written and spoken English and the ability to explain technical trade-offs to Sales and Sales Operations stakeholders.

Nice to have

• Experience migrating an organization between CRMs, including data migration, deduplication, identity mapping, and parallel running.
• Sales domain knowledge covering forecasting, pipeline management, territory and quota planning, deal desk, CPQ, or order-to-cash.
• NetSuite experience, including SuiteQL or token-based authentication, or experience with another ERP integration.
• Experience building or consuming MCP servers or exposing application actions to AI agents.
• Experience with role-based and record-level access control in multi-user business applications.
• Vietnamese language skills.

Culture & Benefits

• Autonomy to develop tools used by the global Sales organization, with local and regional decision-making.
• International working environment within a global cybersecurity product company.
• Attractive compensation with regular assessments and salary reviews, plus 13-month and performance bonuses.
• Full salary and insurance during the probationary period, plus additional PVI healthcare for employees and family members.
• 15+ paid days off annually and benefits for team-building, sports, outings, and other activities.
• Open office in District 3 with recreation facilities, sports amenities, fruit, coffee, and tea.