Written by Mihai Arsene, founder of Valuable Recruitment. Mihai specializes in SaaS and tech hires for scaling startups. The frameworks in this guide are the same ones used in active executive search engagements today.
Hiring your first developer (or your next one) is one of the highest-leverage decisions a startup founder makes. This guide covers every step, from figuring out who you actually need to making an offer that closes.
To hire a software developer, define the role and the problem it solves before posting, write a job description that states what the person will own, source candidates through the channels developers actually use, screen against job-related criteria, run a structured technical interview scored on a consistent rubric, and make an offer built around what the candidate is optimizing for. The steps below cover each stage in order, with the decisions founders most often get wrong.
The most common mistake founders make when hiring developers is writing the job description before they've clearly defined what success looks like. "I need a senior full-stack engineer" is not a role definition. It's a wish.
Before you write a single line, answer these questions:
The best developers have options. Your job description is competing with offers from funded startups, FAANG, and remote opportunities worldwide. If your JD looks like every other JD, you attract the same applicants as everyone else.
A strong developer JD includes:
Good engineers are drawn to interesting problems. "We're rebuilding our real-time data pipeline to handle 10x scale" is interesting. "We use Node.js and PostgreSQL" is not.
Stage, size, tech debt status, deployment cadence. Senior engineers will ask these questions in the first interview anyway: put it upfront and filter in the right people.
Compensation, location, and working arrangement are material to a candidate's decision. Set the band from current local market data and explain the total reward clearly.
What will they ship? What will they learn? Who will they work with? This communicates that you've thought about onboarding, which most startups haven't.
AI-generated, role-specific, and free to use.
The best developers are rarely actively job hunting. Here's where and how to find them:
Post in your personal network on LinkedIn, X/Twitter, and Slack communities. "I'm hiring a [title] for [company]. DM if you know someone great." The referral-to-hire rate is 3 to 4x better than inbound.
Relevant Slack communities (#jobs channels), Discord servers, and subreddits like r/forhire or r/cscareerquestions. Indie Hackers job board, Hacker News "Who's hiring" threads, and Wellfound (AngelList) for startup-minded engineers.
Useful for volume and for outbounding to passive candidates. Filter by location, skills, and company size. Personalize your outreach: copy-paste InMails get 2% response rates.
If you need deep expertise in a specific framework, search active contributors to relevant open source repos. These people have proven experience, not just a resume claim.
15 to 25% of first-year salary. Useful if you're time-strapped and the role is hard to fill, but do the above steps first: you'll waste significant money and time explaining your company to a generalist recruiter who doesn't understand your stack.
Two-stage screening: async screening first, short intro call second.
Ask 2 to 3 specific questions that require real thought: "Describe a technical decision you made that you'd reverse in hindsight and why." Or a brief async Loom request: "Walk us through a project you're proud of in under 5 minutes." This beats a 30-minute intro call for filtering quickly.
Goals: confirm communication style, validate the basics, and answer their questions. Don't run a technical interview here. Use this to decide whether to move to a proper technical round.
The classic whiteboard coding test has fallen out of favor, and for good reason. It measures performance under artificial pressure, not engineering judgment. Here's what to do instead:
Option A: Take-home project (1 to 3 hours max)
Assign a small, relevant task. Example: "Fix this bug in our codebase" or "Build a minimal version of this feature." Keep scope tight. Compensate senior candidates for trials over 2 hours.
Option B: Pair programming session (live, 60 min)
Work on a real (or representative) problem together. You observe their process, not just their output. Great for assessing how they think, ask questions, and communicate under normal conditions, not contrived stress.
Option C: Portfolio + structured technical debrief
Ask them to walk through a past project in depth: architecture decisions, tradeoffs, what they'd do differently. Then ask probing questions. This works best for senior engineers with strong portfolios.
Whichever option you choose, score candidates on the same criteria. Use interview questions for the technical round mapped to each competency, and an interview scorecard so you can compare candidates objectively and explain your decision to your co-founder, board, or team.
HireLikeaPro generates one automatically from your JD.
The offer stage is where many startup hires fall apart, not because of salary, but because of process. Move fast, be direct, and don't rely entirely on the written offer to close.
HireLikeaPro generates your job description, interview scorecard, and analyzes candidate interviews, all in one free tool. Start structured, stay structured.
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