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Back-End Developer

Hire senior Back-End Developers, deployed in weeks.

Pre-vetted engineers who design resilient APIs, data models, and infrastructure that scale with your product, fully managed by KDCI.

Back-End Developer at work

We help companies save $110,000+ per AI hire

2 Weeks

to get matched and placed

4.8

avg client satisfaction score

120+

teams building with KDCI

94%

specialist retention rate

What They Build

Where a Back-End Developer moves the needle.

From API architecture to database scaling, here is what our Back-End Developers ship most often.

API design & architecture

Well-documented REST and GraphQL services that other teams build on with confidence.

Database design & scaling

Schema design, indexing, and query optimization for growing datasets.

Systems integration

Reliable, idempotent connections to payment, messaging, and third-party platforms.

Infrastructure & reliability

Caching, queues, and observability that keep services fast under load.

Skills We Vet For

Every Back-End Developer is tested, not just interviewed.

Candidates work through a live technical build before they ever reach your shortlist.

Language & Framework Depth

  • Node.js, Python, Java, or Go
  • REST & GraphQL API design
  • Microservices architecture
  • Message queues (Kafka, SQS)

Data Engineering

  • Relational databases (Postgres, MySQL)
  • NoSQL databases (MongoDB, Redis)
  • Schema design & migrations
  • Query & index optimization

Production Readiness

  • Containerization (Docker, Kubernetes)
  • CI/CD & infrastructure as code
  • Observability & logging
  • Security & rate limiting

How It Works

Three steps. Two weeks.

Here's exactly how KDCI's managed AI staffing solutions works, from start to finish.

01

Scope the role

A 30-minute scoping call with KDCI covers the tasks, tools, and outcomes you need. We deliver a placement brief within 24 hours, matched to your needs.

  • Task breakdown, deliverables, and expected outputs
  • Tool stack, AI workflow, and integration requirements
  • Collaboration model: hours, timezone, sync vs. async cadence
  • Success criteria and KPIs agreed up front
  • 24-hour written placement brief delivered for your sign-off
02

Review 2–3 vetted profiles

You receive 2-3 shortlisted profiles already tested against your stack. Every candidate completes a live, role-specific assessment. No resume pile.

  • Live, role-specific skills assessment (task-based, not multiple-choice)
  • Tool proficiency scoring (e.g. Python, LangChain, Make.com)
  • Work sample review and background verification
  • Profile includes: experience summary, tool scores, assessment result
  • Shortlist limited to 2–3 hand-picked candidates
03

Deployed in 2 weeks

KDCI handles onboarding, stack access, and role documentation. Your specialist starts under full KDCI supervision with weekly QA and a dedicated account manager.

  • Onboarding documentation and structured role handoff
  • Tool and stack access set up per your security policy
  • Weekly QA reviews of deliverables and outputs
  • Monthly performance reports delivered to the client
  • Dedicated KDCI account manager for escalation and support

What Clients Say

Trusted by teams who needed AI talent fast.

Avanti Technology

I've been working with KDCI for the past 8 years, and they've made such a huge impact in my business. The team I'm working with is proactive, responsive, dependable and more importantly executes each project in a timely manner. The communication is consistent, and they don't have any issues diving into new projects, even if they're not familiar with the customer's backend.

Brian Puccinelli
Owner, Avanti Technology, Inc.
CPO Outlets

KDCI has been a strong and reliable partner in supporting our customer experience needs. They've consistently helped us scale support across normal operations, peak periods, and high‑volume demands.

Michelle Cooper
Senior Customer Care Manager
Bednark

Working with KDCI has been a great experience for Bednark. They provided us with a skilled Accounts Payable Specialist, Haidee, who has integrated seamlessly into our team and maintains an impressive 100% productivity rate. The KDCI team is professional, responsive, and truly committed to supporting our financial operations.

Neil Sempio
CFO/Controller, Bednark

See It In Action

Hiring AI talent shouldn't take months.

See exactly how KDCI moves from your first scoping call to a supervised, working AI specialist on your team.

This 3-minute walkthrough covers the scoping call format, how live skills assessments work, and what KDCI's day-one supervision looks like in practice.

See How It Works

The Guide

A Guide on How to Hire a Back-End Developer in 2026

TL;DR: A US back-end developer averages around $120,000 a year and takes roughly two months to hire. KDCI.ai places a pre-vetted back-end developer in 7–14 days on a flat monthly rate that runs about a third less than a local hire.

Back-end developers build the servers, databases, and APIs that keep your product running behind the scenes. Demand for them keeps climbing, and so does the price. If you want to hire a back-end developer in 2026, you're competing for talent that US employers pay well into six figures and often wait two months to land. This guide covers what the role costs, which skills to screen for, how long hiring actually takes, and a faster route through KDCI.ai's staff augmentation.

Back-End Developer Hiring in 2026, by the Numbers

  • ~$120,000/year — average US back-end developer base salary.
  • $133,080 — BLS median base salary for software developers.
  • 15% projected growth in software developer jobs through 2034, ~129,200 openings a year.
  • ~2 months to fill a typical engineering role, stretching toward 89 days for the hardest tech searches.
  • 7–14 days — KDCI.ai time to place a pre-vetted back-end developer, at roughly a third less than local cost.

Why Hire a Back-End Developer in 2026?

The server side is where most product risk lives: data integrity, security, uptime, and the APIs everything else depends on. Hiring stays competitive because the field keeps growing.

The US Bureau of Labor Statistics projects software developer employment to grow 15% from 2024 to 2034, with about 129,200 openings each year — roughly five times the growth rate of the average occupation, which keeps salaries high and strong candidates scarce.

What Does a Back-End Developer Cost in 2026?

Pay depends on seniority, stack, and location, but the market clusters in a familiar range. Glassdoor and ZipRecruiter both put the average base salary near $120,000 a year as of mid-2026, while the broader BLS median for software developers sits higher at $133,080. Add benefits, payroll taxes, equipment, and recruiting fees, and one US hire costs well beyond the headline figure.

FactorUS in-house hireKDCI.ai back-end developer
Base pay~$120,000/yr (Glassdoor, ZipRecruiter); BLS software developer median $133,080Flat monthly rate, about a third below a US hire
Time to hire~60 days for engineering, up to 89 for hard roles7–14 days
VettingIn-house, multiple roundsPre-vetted; internal skills assessment for deployment readiness
Extra overheadBenefits, taxes, equipment, recruiting feesIncluded in the flat monthly rate

What Skills Should a Back-End Developer Have?

Screen for depth in the fundamentals, not a long buzzword list. A capable back-end developer brings:

  • A strong server-side language — Node.js, Python, Java, Go, or C#/.NET.
  • Solid database work across both SQL and NoSQL.
  • Clean API design in REST or GraphQL.
  • Comfortable cloud deployment on AWS, Azure, or GCP.

Security fundamentals plus experience with caching and message queues separate a senior hire from a mid-level one. Match the stack to your product before you match the résumé to the stack.

How KDCI.ai Vets Back-End Developers

Every back-end developer is pre-vetted before you meet them. Candidates complete an internal skills assessment that checks what the role actually depends on: writing clean server-side code, designing and securing APIs, modeling data across SQL and NoSQL stores, and deploying to the cloud.

The assessment confirms a developer is ready to contribute on day one, so your time goes to judging fit rather than filtering résumés.

What the Hiring Process for a Back-End Developer Looks Like

The process is built to move fast:

  1. 1

    Share a brief. Cover the stack, scope, and seniority you need.

  2. 2

    Get matched. KDCI.ai matches pre-vetted candidates from its talent pool and sends a shortlist.

  3. 3

    Interview your picks. Talk to the ones you like and pick your developer.

  4. 4

    Onboard. Start to finish runs 7–14 days instead of the two months an in-house search usually takes.

Why KDCI.ai Is the Right Partner for Hiring Back-End Developers

You get server-side talent that's already screened, at a flat monthly rate that cuts your hiring spend by roughly a third against a local salary. There's no recruiting fee, no long vacancy, and no overhead for benefits or equipment. As an AI-managed services provider, KDCI.ai also staffs the engineers who build the infrastructure behind modern, AI-powered products, so your back end is ready for whatever you ship next.

Ready to Hire a Back-End Developer?

Skip the two-month search and the six-figure salary. Find the talent you need through KDCI.ai and put a pre-vetted back-end developer on your project within two weeks.

KDCI AI talent specialist on a discovery call

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2-week placementManaged & QA'dNo recruiting fees
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