How to Automate New Hire Onboarding in Slack (Step-by-Step)

Slack is where your team already works. Running onboarding through it, with automated workflows, quizzes, introductions, and feedback, means new hires get a structured experience without anyone on your team manually chasing them through it.

Here's how to set it up.

Automate onboarding with Tracks

The biggest mistake in onboarding is giving people everything on day one. Nobody retains a 40-page handbook they read between setting up their laptop and finding the bathroom. And nobody on your People team should be manually sending follow-up messages week after week.

Doozy Tracks lets you build automated onboarding sequences that deliver content directly in Slack on a schedule you set. Create it once, and every new hire gets the same structured experience, regardless of when they start or who their manager is.

A Track cadence that works:

• Day 1: Welcome message, team overview, immediate logistics
• Day 2-3: Company mission and values, key tools walkthrough
• Day 5: Product overview and customer context
• Week 2: Department-specific processes and workflows
• Week 3: Cross-functional collaboration, how decisions get made
• Week 4: Career development resources, feedback culture

Each step takes under five minutes to read. Link out to longer docs for people who want depth, but keep the Slack messages digestible. The sequence runs itself.

Check understanding with lightweight quizzes

People forget most of what they read within 48 hours unless something prompts them to recall it. Short quizzes after key onboarding content help with retention. Keep the tone light so they read as a check-in.

Doozy quizzes attach directly to Track steps, so they fire automatically at the right time. Five to eight questions, delivered in Slack, covering the material from the past few days.

Good quiz topics during onboarding:

• Company values and mission: framed as prompts for reflection
• Product fundamentals: who your customers are, what problems you solve
• Team structure and processes: who owns what, how decisions get made
• Security and compliance basics, especially important for regulated industries

Share results with their manager to kick off a conversation.

Automate introductions across the company

Social integration is one of the strongest predictors of whether someone stays past their first year. Most companies leave it entirely to chance, and introverts, remote workers, and people joining large teams end up isolated.

Doozy Introductions pairs new hires with people across the company for casual one-on-one chats in Slack. Suggested times are included, so booking something takes almost no effort.

A sequenced approach works best:

• Week 1: People on their immediate team, the relationships that matter most for day-to-day work
• Weeks 2-3: Cross-functional contacts in product, design, support, or leadership
• Ongoing: Rolling pairings that continue past onboarding and build real network depth

Pair introductions with icebreaker prompts to take the pressure off the first message.

Set up dedicated Slack channels for onboarding

A dedicated #new-hires channel gives new employees a space to ask questions without feeling like they're interrupting. It also gives your People team visibility into what's confusing. Patterns in the questions often surface gaps in your onboarding flow.

Structure your channels intentionally:

• #new-hires: a shared space for the current cohort. Questions, tips, and camaraderie. Archive and recreate it each quarter or month depending on hiring volume.
• #onboarding-resources: a pinned, searchable reference channel with key docs, org charts, and tool guides. Resources only.
• #ask-anything: company-wide, not onboarding-specific, but critical for new folks who don't know where else to go.

When new hires see others asking similar questions, they're more likely to ask their own. The whole thing runs on minimal overhead.

Assign an onboarding buddy

Managers set expectations. HR handles logistics. How the place really works tends to come from a peer.

An onboarding buddy is someone six months to a year into a similar role, close enough to remember what it felt like to be new. They can answer the questions people are afraid to ask their boss. Things like "Is it okay to message the CEO directly?" or "Do people actually take lunch here?"

Make it intentional:

• Introduce them before day one via Slack DM so the new hire has a friendly face from the start
• Include buddy check-ins in the onboarding Track, like a prompt to grab coffee at the end of weeks one, two, and four
• Give buddies a one-page guide covering what's expected: be available, be approachable, check in proactively

Build feedback loops from day one

Most companies wait until a 90-day review to ask new hires how onboarding went. By then the details are fuzzy and the window for improvement has closed.

Run short pulse checks instead:

• End of week one: "Do you have what you need to do your job? Is anything confusing?"
• End of week two: "Was the pacing right? Was anything missing?"
• Day 30: A broader reflection on their experience, team dynamics, and whether expectations match reality

Doozy Polls runs these surveys directly in Slack, with no separate tool to log in to. Responses come in fast because people answer where they're already working.

Celebrate milestones early

Recognition during onboarding punches above its weight. Acknowledging publicly when someone finishes their first week, completes their onboarding Track, or ships their first project tells them (and the rest of the team) that they matter.

• Day-one welcome messages in a team channel set the tone from minute one. Mention what the team is genuinely excited about. A generic "Welcome aboard!" lands flat.
• Track completion celebrations are automated with Doozy. When a new hire finishes their onboarding sequence, a message goes out without anyone needing to remember.
• First-month milestones are worth posting in a team channel: the 30-day mark, first shipped work, first customer interaction.

Use an onboarding template to stay consistent

An onboarding template turns your process from tribal knowledge into a repeatable system. Without one, each manager improvises, and the experience looks completely different depending on who you report to.

Your onboarding checklist should cover:

• Before day one: Slack workspace access, hardware, accounts, buddy assignment
• Week one tasks: Team introductions, tool setup, first training sessions, initial one-on-one
• Weeks two to four: Product deep-dives, cross-team collaboration, first real project
• Day 30 review: Feedback check-in, goal-setting, workday rhythm assessment

Build this checklist directly into a Doozy Track so each step is delivered automatically at the right time. Nothing gets missed because a manager forgot to send a message.

Make it repeatable

The best onboarding programs run as systems. Built once, automated, refined every cohort. They don't depend on a single People Ops hero keeping the plates spinning.

With Tracks handling the sequencing, Doozy managing introductions, quizzes, and feedback, you get consistency without manual effort. Every new hire gets the same high-quality experience regardless of when they start, which team they join, or how busy their manager is that week.

Build it once. Refine it with every cohort. Let the automation do the heavy lifting so your team can focus on what matters: the conversations, the support, and making someone feel like they made the right call.

Frequently asked questions

What is Slack onboarding?

Slack onboarding is the practice of using Slack as the primary platform to guide new hires through their first weeks at a company. Instead of relying on email chains or a separate onboarding tool, you deliver welcome messages, training materials, introductions, and check-ins directly in Slack, where your organization already communicates. A Slack app like Doozy automates the entire sequence so nothing gets missed.

What are the 5 stages of the onboarding process?

The five stages are pre-boarding (before day one), orientation (first-day logistics and introductions), training (role-specific skills and tools), integration (building relationships and contributing to real work), and ongoing development (feedback, growth, and long-term engagement). A strong onboarding guide maps each stage to specific actions and timelines.

What is the 30-60-90 day onboarding process?

The 30-60-90 framework breaks onboarding into three phases. In the first 30 days, the new hire focuses on learning: absorbing company culture, meeting teammates, and understanding their role. Days 31 to 60 shift to contributing, with the hire taking on real onboarding tasks and starting to deliver. Days 61 to 90 are about ownership, operating independently and setting longer-term goals. It helps both the user and their manager stay aligned on expectations at each step of the new job.