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CASE FILE · COHORT 2025

Desmend Jetton

// Senior Full-stack Engineer · Chicago, US 🇺🇸

Senior levelConfidence

THE STORY

Desmend’s Path To Senior

  1. 01

    Desmend had been circling the senior promotion in Chicago for a while. Good reviews. Real output. No title.

  2. 02

    What was missing was specific: software architecture, system design, the fundamentals under the frameworks.

  3. 03

    He closed those gaps. The conversation about his level changed on its own.

  4. 04

    'I finally got the Senior title.' His words. Senior Full-stack Engineer.

WHAT DESMEND MASTERED

Software architectureSystem designFundamentals under the frameworksFull-stack depthJavaScript internalsData structures & algorithms
The biggest thing is I finally got the Senior title.
DESMEND JETTON

Find Your Gaps To Senior.

20 minutes, zero fluff. Test yourself on the same dimensions Desmend mastered — and get a breakdown of exactly what to work on next.

Dragos and Bogdan Nedelcu, founders of theSeniorDev

Your Skill Breakdown

Architecture46%
System Design34%
Testing & CI71%
AI Fluency28%

THE OUTCOME

What changed at Senior level

TITLE

Senior Full-stack Engineer

MINDSET

New confidence & clarity

IN DESMEND’S WORDS

The biggest thing is I finally got the the Senior title.

THE SENIOR JOURNEY

The senior skills Desmend built

Getting to senior isn’t about learning another framework. Desmend’s path covered the dimensions that actually move an engineer up a level — the same areas theSeniorDev coaches every member through:

01

Technical & Live-Coding Interviews

Instead of memorising answers, Desmend built a repeatable process for technical interviews, live-coding challenges, and take-home tasks — shipping production-ready solutions under pressure.

02

Fundamentals: Testing, Performance & Software Architecture

Desmend went deep on the senior fundamentals — testing, performance, and software architecture — and the mental models that outlast any framework or library.

03

The Full Software Lifecycle: Backend & Cloud

Moving beyond the framework, Desmend grew across the full stack — backend and cloud — to deliver end-to-end and become the go-to engineer on the team.

04

The Architect's Mindset

Desmend developed an architect's mindset: making technical decisions, driving architectural discussions, and holding their own with staff engineers and CTOs.

05

Selling Yourself & Communicating Senior-Level Value

Desmend learned to communicate real engineering value — a senior-level CV, LinkedIn, and STAR interview stories — so the level showed long before the offer landed.

A preview of the free Senior training

Free Senior Training.

One session, the whole system: the fundamentals, the interview strategy, and the plan Desmend followed to the offer. Watch it free.