Cover Letter Template

Sarah Jenkins, Principal Lead Engineer

123 Maple Street, Seattle, WA 98101

sarah.j@techsolutions.com | +1 (555) 382-9281 | LinkedIn: sarah-jenkins-lead | Portfolio: sarahjenkins.dev

2026-07-01

Ms. Laura Bennett, Hiring Manager

Sarah Jenkins

500 Howard Street, San Francisco, CA 94105

RE: Application for Senior Software Engineer (Ref: REF-992288)

Dear Ms. Laura Bennett,

I am writing to formally apply for the Senior Software Engineer role at Sarah Jenkins, which I discovered through your careers portal. The moment I read the posting I recognised a rare match between what your team is building and the work I have spent the last several years perfecting, and I would welcome the opportunity to contribute from day one.

Across more than six years as a Principal Lead Engineer, I have shipped scalable cloud architectures, led React front-end rebuilds, and tuned high-volume SQL workloads. In my current role I own features end to end, from technical design through production monitoring, and I mentor two junior engineers while doing so.

The achievement I am most proud of is a database sharding strategy that cut infrastructure spend by 30 percent while tripling query throughput. I care about outcomes like that because they compound: faster systems free the whole team to ship more, and disciplined engineering keeps that speed sustainable as the product grows.

What draws me specifically to Sarah Jenkins is your public commitment to open-source and developer enablement. I would bring the same blend of hands-on delivery and quiet technical leadership that has served my teams well, and I am confident it maps closely to what this role demands.

Thank you for considering my application. My resume and portfolio are enclosed, and I would be glad to walk you through any of it in an interview at your convenience.

Sincerely,

Sarah Jenkins