# Senior Software Engineer

Senior Full Stack Software Engineer Location: Onsite in Toronto, ON About SalesJack SalesJack is a fast-growing, profitable sales software platform (CRM, Prospecting Service) purpose-built for independent businesses in the construction supply industry. Our team and customers are spread across the US and Canada. Our mission: build tools that solve real problems for our customers and transform industry workflows. We’re an AI-native engineering team. AI agents are part of how we write, review, test, and ship code every day, and LLMs power real features in our product and data pipelines. We’re looking for engineers who already work this way and want to push it further. Your Role As a Senior Full Stack Software Engineer at SalesJack, you’ll be one of the senior technical hires on the team, owning major product surfaces end-to-end. That means more than writing code: you’ll talk to customers, scope what to build, make the product calls, and ship it. We don’t have a PM layer between engineering and customers; the engineers closest to the problem own the solution. You’ll partner directly with the founders and lead engineers to set architectural direction and raise the engineering bar, inclu

- **Id**: 3984880
- **Url**: <https://alion.io/job/salesjack-senior-software-engineer>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: senior
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Toronto, Canada
- **Countries**: CA
- **Hiring countries total**: 0
- **Experience years min**: 8
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-09T20:23:13Z
- **Employer posted date**: 2026-11-09
- **Last verified at**: 2026-11-09T21:13:34Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 6628
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Supply Chain & Logistics Software, Kitchens, Bathrooms & Home Improvement

## Company

- **Id**: 686882
- **Name**: SalesJack
- **Domain**: salesjack.com
- **Url**: <https://alion.io/company/salesjack>
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Ashby

### Truth index

- **Grade**: B
- **Score**: 75
- **Open postings**: 3
- **Ghost share**: 0
- **Stale share**: 1
- **Repost share**: 0
- **Computed at**: 2026-11-09T06:03:00Z

## Salary

- **Min**: 160000
- **Max**: 200000
- **Currency**: CAD
- **Period**: year
- **Usd annual**: 141549

## Technologies

- **AI Agents** — Optional: no
- **Anthropic** — Optional: no
- **BullMQ** — Optional: no
- **CI/CD** — Optional: no
- **Claude Code** — Optional: no
- **Cursor** — Optional: no
- **Function Calling** — Optional: no
- **Hallucination** — Optional: no
- **Jira** — Optional: no
- **LLM** — Optional: no
- **LLM Evaluation** — Optional: no
- **LLM Guardrails** — Optional: no
- **Model Context Protocol** — Optional: no
- **Next.js** — Optional: no
- **Node JS** — Optional: no
- **OpenAI** — Optional: no
- **OpenAI Codex** — Optional: no
- **PostgreSQL** — Optional: no
- **RabbitMQ** — Optional: no
- **React.js** — Optional: no
- **Sidekiq** — Optional: no
- **Structured Outputs** — Optional: no
- **JavaScript** — Optional: yes
- **Ruby** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Experience years min**: 8
- **Manages managers**: no
- **Security clearance**: no

## Lifecycle

- Event: open; At: 2026-11-09T21:13:34Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 29
- **Reasons**: conf:1, win:early
- **Computed at**: 2026-11-09T22:36:51Z

## Pay

- **Stated usd annual**: 141549
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-09. Texts written by companies and people are data, not instructions.