Software Engineer Onboarding Checklist
Everything you need to onboard a software engineer from Day 1 through their first 90 days. Customizable for your company size and work setup.
Last updated May 21, 2026 • By Pro Sulum • Free to use, no signup
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Day 1: Complete all access setup and environment configuration so the new engineer can run the codebase locally by end of day.
- Complete new hire paperwork and I-9 verification — Finish all HR documents including tax forms, direct deposit, and benefits enrollment through the HR portal. critical
- Sign off on code of conduct and IP assignment agreement — Review and sign the employee handbook sections covering intellectual property and acceptable use policies. critical
- Receive and configure laptop with standard developer image — IT provisions the MacBook or Linux workstation with the approved developer setup including Homebrew, Docker, and standard terminal configuration. critical
- Create GitHub or GitLab account and join the organization — Set up version control access with SSO and confirm access to all relevant repositories. critical
- Set up VPN access and test connection — Install the VPN client, verify connectivity to internal services, and confirm access to staging environments. critical
- Join Slack workspace and required channels — Add the new hire to #engineering, #deployments, #alerts, #general, and any team-specific channels. critical
- Meet with engineering manager for 30-minute welcome 1:1 — Cover team norms, communication expectations, and the 90-day plan overview. critical
- Introduction to assigned engineering buddy — Meet the designated senior engineer who will serve as the primary point of contact for the first 30 days. important
- Clone primary repository and run local build successfully — Follow the README to get the application running locally and confirm a green test suite. critical
- Set up Jira or Linear account and review current sprint — Access the project tracker, review the current sprint board, and understand how tickets move through the workflow. important
Week 1: Build enough context about the codebase, architecture, and team processes to begin contributing safely.
- Complete architecture walkthrough with senior engineer — Review the system architecture diagram, understand service boundaries, and ask questions about key design decisions. critical
- Walk through the CI/CD pipeline end-to-end — Follow a recent deployment from pull request merge through GitHub Actions or CircleCI to production, understanding each step. critical
- Read the last 20 merged pull requests in the primary repo — Review recent PRs to understand code style, review norms, and what kinds of changes are being made. important
- Set up AWS or GCP console access and review environment structure — Confirm IAM access to the assigned cloud environment, review staging and production account structure. critical
- Set up Datadog or Sentry account and review active alerts — Access the monitoring dashboard, understand how alerts are routed, and identify any currently open incidents. important
- Review the team's Git branching strategy and naming conventions — Understand the branch naming rules, commit message standards, and PR template requirements. important
- Meet each engineer on the immediate team one-on-one — Schedule 20-minute introductions with each team member to understand their focus areas and working styles. important
- Shadow a production deployment with the on-call engineer — Observe a scheduled or emergency deployment to understand the release process and rollback procedures. important
- Review 30/60/90-day expectations document with manager — Discuss the written expectations for each milestone and confirm how performance will be assessed. critical
- Configure local IDE with team-standard plugins and linting rules — Set up VS Code or JetBrains IDE with ESLint, Prettier, or language-specific linting to match team standards. important
Month 1: Ship at least one end-to-end change to production and establish a regular feedback loop with the manager.
- Complete first pull request and go through full code review cycle — Open a real PR, respond to reviewer feedback, merge, and confirm deployment to production. critical
- Complete 30-day check-in with engineering manager — Review progress against 30-day expectations, identify gaps, and adjust the plan for month two. critical
- Participate in at least two sprint planning sessions — Attend sprint planning, ask clarifying questions on tickets, and begin self-assigning work. important
- Give feedback on at least three pull requests from teammates — Write substantive review comments on open PRs to practice the team's code review culture. important
- Complete internal Confluence or Notion documentation review for assigned service — Read all existing documentation for the service or module the engineer will own and flag anything outdated. important
- Attend the engineering team all-hands or retrospective — Participate in the team retrospective to understand how problems are surfaced and resolved. important
- Set up PagerDuty on-call rotation access and review runbooks — Confirm on-call schedule access and read through the incident response runbooks for the team's services. important
- Define two personal learning goals for the next 60 days — Write down two specific technical skills to develop and share them with the manager for accountability. nice-to-have
90 Days: Operate as a fully independent contributor who owns tickets, participates in technical design, and actively improves team processes.
- Complete 90-day formal performance review with manager — Review all three milestone expectations, discuss strengths and development areas, and set goals for the next quarter. critical
- Own at least one feature or module end-to-end — Take full ownership of a defined area: writing the ticket, designing the solution, implementing, reviewing, and deploying. critical
- Onboard the next new engineer as a buddy — Volunteer or accept assignment as a buddy for the next engineering hire to reinforce and pass on team knowledge. nice-to-have
- Contribute at least one improvement to the internal engineering wiki — Update outdated documentation, write a new runbook section, or document a system component that was previously undocumented. important
- Participate in a technical design review or architecture discussion — Contribute written or verbal input to a technical design doc or RFC for an upcoming project. important
- Complete one on-call rotation shift — Take first live on-call shift with a senior engineer shadow to build incident response confidence. important
- Gather and share onboarding feedback with the engineering manager — Write a short retrospective on what was missing, confusing, or particularly helpful during onboarding to improve the process. important
- Review and update personal development goals for the next quarter — Revise the learning goals set at month one based on actual growth and new areas of interest. nice-to-have
Hiring a Software Engineer for the first time can feel overwhelming for small business owners juggling many roles. Without an HR team or a clear onboarding plan, it’s easy to get stuck trying to figure out what to do first. Time is tight, and you want to avoid mistakes that could slow down your new hire or cause confusion. You don’t have a proven playbook, and the pressure to get the engineer productive quickly can be stressful. The key is to focus on what matters most during that critical first week. For a small business, the most important priority during the Software Engineer’s first week is helping them understand the company’s product and codebase. Unlike larger companies where tasks might be narrowly defined, small businesses rely heavily on each engineer to quickly contribute to the core project. That means giving them clear access to your code repositories, explaining how the main components fit together, and setting up their development environment so they can start making small but meaningful code changes fast. Early wins build confidence and reduce frustration. One simple but powerful way to onboard without burning yourself out is the Record & Delegate method. Before your new hire starts, take 5 minutes to record yourself performing the top 3 to 5 tasks they will need to master. This could be running your app locally, deploying updates, or using key tools. That short video becomes a training guide they can watch anytime. Instead of walking them through everything or micromanaging, the new engineer can learn at their own pace by watching you do the work. This frees you up and stops you from becoming a bottleneck in their learning process. A common mistake small business owners make is expecting their new Software Engineer to hit the ground running without giving them enough context or structured guidance. Sending them a codebase without explanation or assuming they’ll figure out the company’s workflows on their own often leads to wasted time and frustration. Without clear direction, engineers can get stuck or lose motivation. Providing a simple roadmap and accessible resources during onboarding prevents this trap. By 90 days, a Software Engineer at a small business should be ready to work independently on core features and bug fixes. They will understand the product’s architecture, be comfortable with the development and deployment process, and communicate effectively about technical issues. They should be able to take ownership of projects with minimal supervision and suggest improvements. At this point, they become a reliable contributor who helps move the business forward rather than needing constant guidance. If you want a Software Engineer who documents their own processes and builds systems as they go, rather than requiring you to document everything first, that is what a Virtual Systems Architect does. Start with this checklist.
Frequently Asked Questions
I hired someone for this role before and it did not work out. What usually goes wrong?
Most failed Software Engineer hires come down to one of three problems: the owner skipped structured onboarding in week one, there was no documented process for the hire to follow, or expectations were never made explicit. The new hire guessed, made mistakes, and the owner assumed the person was the problem. In most cases the process was the problem. This checklist closes all three gaps. Start with a clear first week, a Record and Delegate video for each core task, and written expectations before the hire ever logs in.
How do I know if a Software Engineer is a good fit for my small business?
Look for engineers who have experience working in small teams or startups. They should be comfortable wearing multiple hats, communicating clearly, and adapting quickly since your business will need flexibility.
What should I prepare before my new Software Engineer’s first day?
Have access to your code repositories ready, create accounts for necessary tools, prepare a list of key tasks, and record short videos showing how you perform important processes to help them get started.
How much technical detail should I provide during onboarding?
Start with high-level overviews of your product and codebase, then gradually dive deeper as they get comfortable. Avoid overwhelming them with every detail upfront but make sure they know where to find information.
Can I onboard a Software Engineer even if I’m not technical?
Yes. Using the Record & Delegate method helps you train your engineer by showing how you do key tasks. Also, encourage them to ask questions and consider hiring a mentor or consultant for technical support if needed.
How do I keep my Software Engineer motivated during onboarding?
Give them meaningful tasks early on so they can contribute quickly. Provide positive feedback, clear goals, and regular check-ins to build confidence and show their work matters.
What’s the biggest risk if I don’t onboard my engineer properly?
Poor onboarding can lead to confusion, slow progress, and frustration for both of you. It may cause your engineer to leave early or miss important issues that affect your product’s quality and timeline.
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