Backend Engineer - AI Startup

Madiff • Artificial Intelligence • Information Technology • Python • Go • JavaScript • Node JS • 3 days ago
Smart Apply
Similar jobs
1,456,736open jobs
88,875companies
225,099added this week
Browse all
Salary
≈ $64k – $186k per year (Estimated)
Location
Remote (location not specified)
Seniority
Middle · 3+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 11, 2026. First seen by Alion on Oct 9, 2026.

Overview
Company
Impact
Profile match

Madiff

Madiff is an IT consulting and staff augmentation company that provides remote agile teams, nearshore development teams and individual IT contractors to enterprise clients, with most of its hiring run from Warsaw. It works across retail, banking and insurance, telecom and media, automotive, energy, transportation and life sciences, recruits consultants in Poland and Portugal and sells its services into the UK, Ireland, France, Switzerland, Northern Europe and the US. Its openings cover .NET and full stack developers, data engineers and data scientists, AI architects, system and business analysts, QA testers, project managers and IT sales staff.
madiff.eu • HQ: Warsaw, Poland • IT Outsourcing & Dedicated Teams • IT Staffing & Staff Augmentation • IT Consulting & Digital Transformation • 51-200 employees

This is a remote position.

We’re building a modular AI agent that will revolutionize an entire ecosystem. As our Backend Engineer, you’ll design and implement the infrastructure that powers our AI systems. You’ll work on APIs, orchestrators, and data pipelines to ensure seamless communication between agents and a reliable user experience.

Responsibilities:

  • Design and build scalable backend systems to support AI workflows.

  • Develop APIs for agent communication and third-party integrations

  • Implement the orchestrator that coordinates multiple AI agents.
  • Ensure data security, compliance, and system reliability.
  • Collaborate with the AI/ML and frontend teams to deliver a cohesive product.

Requirements

  • 3+ years of experience in backend development (e.g., Node.js, Python, Go).
  • Strong knowledge of cloud platforms (AWS, GCP, or Azure).
  • Experience with API development and database design.

  • Familiarity with AI/ML integration is a plus.

  • Top engineering school from Poland or Europe

Benefits

  • Solid, competitive salary
  • Work in multilingual, multinational and multicultural environment on international projects
  • Comprehensive healthcare
  • Long-term B2B contract with stable project pipeline
  • Fully remote model
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,456,736 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
In your city
≈ $132k – $228k per year (Estimated) • Remote (United States) • Full-Time • United States
JavaScript
TypeScript
SQL
C#
Node JS
C#
.NET
Databases
Snowflake
AI/ML
AI Agents
DevOps
AWS
AWS Step Functions
Apply
≈ $88k – $174k per year (Estimated) • Remote (United Kingdom) • Contractor • United Kingdom
Python
Go
JavaScript
TypeScript
SQL
Frontend
React.js
Material UI
DevOps
Terraform
Prometheus
GitLab CI
CI/CD
Docker
Grafana
Apply
≈ $66k – $124k per year (Estimated) • Remote (Finland) • Full-Time • Finland
Python
JavaScript
TypeScript
Python
Django
Databases
MySQL
Frontend
React.js
DevOps
GCP
CI/CD
Kubernetes
Chaos Engineering
Pipeline as Code
Progressive Delivery
Apply
≈ $63k – $118k per year (Estimated) • Remote (Finland) • Full-Time • Helsinki
JavaScript
PHP
TypeScript
Node JS
PHP
Laravel
CodeIgniter
Databases
MySQL
Apache Kafka
Frontend
GraphQL
React.js
DevOps
Rest API
Azure
Git
AWS
Docker
Kubernetes
IoT
MQTT
Management
Stripe
QA
Swagger
Apply
≈ $66k – $124k per year (Estimated) • Remote (Finland) • Full-Time • Finland
JavaScript
Java
TypeScript
AI/ML
Claude Code
AI Agents
Frontend
React.js
DevOps
Rest API
AWS
Apply
≈ $168k – $290k per year (Estimated) • Remote (United States) • 5+ years exp • Bachelor's Degree • San Francisco
Python
Go
Java
Kotlin
Scala
Databases
PostgreSQL
Oracle
Cassandra
DynamoDB
DevOps
GCP
Azure
AWS
Management
Agile
Scrum
Apply
≈ $73k – $146k per year (Estimated) • Equity • In office • 3+ years exp • Associate's Degree • Valdosta
Python
PowerShell
Bash
DevOps
GCP
VMWare
Azure
Windows Server
AWS
Hyper-V
Linux
Windows
TCP/IP
DNS
DHCP
Cybersecurity
Least Privilege
Microsoft Entra ID
Active Directory
LDAP
Apply
In office • 4+ years exp • Hyderabad
Python
JavaScript
TypeScript
SQL
Frontend
Angular
DevOps
GCP
Azure
CI/CD
AWS
Apply
In office • Internship • Beijing
Python
AI/ML
Transformers
TensorFlow
PyTorch
LLM
Analytics
A/B Testing
Apply
≈ $26k – $68k per year (Estimated) • In office • 3+ years exp • Beijing
AI/ML
AI Agents
Apply
≈ $55k – $89k per year (Estimated) • Remote (Poland) • Full-Time • 4+ years exp • Warsaw
JavaScript
TypeScript
SQL
C#
C#
.NET
Entity Framework Core
Dapper
Databases
PostgreSQL
MS SQL
Apache Kafka
Azure Cosmos DB
Frontend
Angular
DevOps
Rest API
Azure DevOps
Azure
CI/CD
Git
Docker
Kubernetes
Azure AKS
Management
Agile
Scrum
Apply
≈ $86k – $213k per year (Estimated) • Remote (location not specified) • Full-Time
Python
Java
DevOps
Azure DevOps
Azure
CI/CD
GitHub
GitLab
Apply
≈ $56k – $90k per year (Estimated) • Remote (Poland) • Full-Time • 5+ years exp • Warsaw
SQL
C#
C#
.NET
Entity Framework Core
Databases
Apache Kafka
DevOps
Rest API
SOAP
Management
Agile
Scrum
Apply
≈ $62k – $179k per year (Estimated) • Remote (location not specified) • Full-Time • 3+ years exp
JavaScript
TypeScript
SQL
C#
C#
.NET
AI/ML
Copilot
Cursor
Codeium
Frontend
React.js
DevOps
Rest API
Azure
CI/CD
Git
Docker
Apply
.NET Developer 2 days ago
Remote (location not specified) • Full-Time
SQL
C#
C#
.NET
AI/ML
Copilot
Cursor
Mobile
Clean Architecture
DevOps
Azure
CI/CD
Git
Management
Agile
Apply
See all jobs
This is one of many
1,456,736 more open roles from verified company boards, updated every day.
Browse all jobs Get matched roles