Backend Developer Jobs in Kraków

Backend Developer jobs in Kraków hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $79,317/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

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Quantum

Payabl

payabl.com
Discover payabl. – Your trusted payment processing services provider. We deliver secure online payment processing solutions for seamless business payments.
payabl.com • HQ: Limassol, Cyprus • Payments • FinTech • Financial Services
HQ: Limassol, Cyprus • Payments • FinTech • Financial Services
Verified live · 26 min ago 3 months ago

Senior Backend Python Developer

$63k – $97k per year (Estimated) • Senior • Warsaw • Remote (Poland) • Relocation • Full-Time • Senior • Greek
Python
Python
Django
FastAPI
Databases
Apache Kafka
DevOps
AWS
AWS Lambda
CI/CD
Docker
GitLab
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Ingenious

ingenious.ai
InGenious AI provides powerful AI chatbots that resolve inquiries with minimal effort. Deliver unparalleled customer service with our solutions.
ingenious.ai • Conversational AI • AI Agents • Artificial Intelligence • Est. 2017
Conversational AI • AI Agents • Artificial Intelligence • Est. 2017
3 months ago

Senior PHP Developer

$60k – $92k per year (Estimated) • Equity • Senior • Remote (Poland) • Senior • English: B2
PHP
PHP
Laravel
PHPStan
PHPUnit
Symfony
Databases
PostgreSQL
AI/ML
Copilot
DevOps
GitHub
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Chromatic

chromatic.com
Chromatic catches visual, interaction, and accessibility issues before they ship. This enforces your UI standards, even when AI codes. Assign reviewers to speed up sign-off and provide agents with validated UI context.
chromatic.com • Software • Quality Assurance • Est. 2017
Software • Quality Assurance • Est. 2017
Verified live · 1 day ago 3 months ago

Developer Experience Engineer

$175k – $194k per year • Remote (Europe, North America) • Full-Time
JavaScript
AI/ML
AI Agents
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Bitso

bitso.com
Bitso is a Latin American digital asset platform founded in 2014 and headquartered in Mexico City. It serves retail customers in Mexico, Argentina, Brazil and Colombia and provides stablecoin-based settlement rails for cross-border remittance corridors. The company holds a fintech licence in Mexico and processes a substantial share of the country's digital asset remittance flow.
bitso.com • HQ: Mexico City, Mexico • Cryptocurrencies • Blockchain & Crypto • Est. 2014
HQ: Mexico City, Mexico • Cryptocurrencies • Blockchain & Crypto • Est. 2014
Equity • Remote (LATAM, Europe)
Java
Databases
Apache Kafka
PostgreSQL
AI/ML
Claude
Cursor
DevOps
AWS
CI/CD
Docker
GCP
Kubernetes
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Cohere

cohere.com
Cohere is a Canadian AI company founded in 2019 and headquartered in Toronto. It builds secure, enterprise-focused large language models and AI tools for businesses and regulated industries. The company is known for emphasizing privacy, private deployment, and "sovereign AI" rather than consumer chat products
cohere.com • HQ: Toronto, Canada • Energy & Utilities • Biotechnology • Natural Language Processing • LLM & Generative AI • Artificial Intelligence • 1001-5000 employees • Est. 2019
HQ: Toronto, Canada • Energy & Utilities • Biotechnology • Natural Language Processing • LLM & Generative AI • Artificial Intelligence • 1001-5000 employees • Est. 2019
Verified live · 1 hour ago 3 months ago

Software Engineer, North for Finance

Remote (EU, Europe, United States, Canada) • Full-Time
AI Agents
Edge AI
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Bnberry

bnberry.com
BnBerry will create listings for your property across all the major vacation rental platforms and provide a dedicated team of travel professionals to manage 24/7 customer support, marketing and reservations. Connect with the constantly growing aud...
bnberry.com • Real Estate Rental • Travel & Tourism • Vacation Rentals
Real Estate Rental • Travel & Tourism • Vacation Rentals
Verified live · 2 min ago 3 months ago

Senior Laravel Developer

$61k – $94k per year (Estimated) • Senior • Remote (Czech Republic, Poland, Serbia, Spain, Portugal) • Full-Time • Senior • Russian: C1 (Optional)
PHP
PHP
Laravel
Databases
MySQL
DevOps
CI/CD
Docker
Kubernetes
GCP
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Speechify

speechify.com
Speechify is a voice AI productivity company best known for its text-to-speech app. It lets users listen to articles, PDFs, books, and web pages, and also offers voice typing, AI summaries, and AI podcasts. The company was founded in 2017 and is centered on accessibility and productivity.
speechify.com • HQ: Miami, United States • Education • AI Agents • Artificial Intelligence • 5000+ employees
HQ: Miami, United States • Education • AI Agents • Artificial Intelligence • 5000+ employees
Top 25% payVerified live · 8 hours ago 1 year ago

Software Engineer, Platform

$140k – $200k per year • Remote • PhD
Text-to-Speech
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Vercel
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Verified live · 8 hours ago 2 years ago

Software Engineer, Platform

Remote • PhD
Text-to-Speech
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Vercel
Apply
Top 25% payVerified live · 8 hours ago 3 years ago

Software Engineer, Data Infrastructure & Acquisition

$140k – $200k per year • Senior • 5+ years exp • Remote • Bachelor's Degree • Full-Time • Senior
Python
AI/ML
Text-to-Speech
DevOps
Docker
GCP
Terraform
Vercel
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Readdle

readdle.com
Readdle is a Ukrainian software company founded in 2007 and headquartered in Odesa. Its productivity apps including Spark and PDF Expert are used on Apple devices worldwide. The company has tens of millions of users.
readdle.com • HQ: Odesa, Ukraine • Consumer Electronics • Smartphones • Est. 2007
HQ: Odesa, Ukraine • Consumer Electronics • Smartphones • Est. 2007
Open 782 days 2 years ago

Senior Backend Engineer - Spark team

$65k – $100k per year (Estimated) • Senior • Warsaw • Remote (Poland) • Senior
Go
JavaScript
Python
Ruby
AI/ML
Spark
DevOps
AWS
GCP
Kubernetes
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Trinetix

trinetix.com
Trinetix is a globally trusted digital partner. We help Fortune 500 companies and fast-growing brands create a better digital future by setting impactful ideas in motion.
trinetix.com • HQ: Kyiv, Ukraine • Information Technology • IT Consulting • Software • 501-1000 employees • Est. 2011
HQ: Kyiv, Ukraine • Information Technology • IT Consulting • Software • 501-1000 employees • Est. 2011
Verified live · 22 min ago 3 months ago

AI Senior Full Stack Developer (.NET & Angular)

$60k – $92k per year (Estimated) • Senior • Remote (Germany, Poland, Romania, Spain, Ukraine) • Full-Time • Senior • English • Spanish (Optional)
C#
TypeScript
JavaScript
C#
.NET
AI/ML
ChatGPT
Claude
Copilot
Cursor
Windsurf
AI Agents
Prompt Engineering
RAG
Model Context Protocol
Frontend
Angular
DevOps
Rest API
GitHub
AWS
Azure
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SupportYourApp

supportyourapp.com
SupportYourApp is an international customer support outsourcing company headquartered in Wilmington, Delaware, with a strong operational presence in Ukraine and across Europe. Founded in 2010, the company provides 24/7 multi-channel, multilingual customer service, technical support, and desk solutions tailored primarily for tech startups, SaaS providers, and global enterprises. Through secure, ISO-certified practices and AI-enhanced workflows, the firm enables growing businesses to scale their user engagement and retention globally.
supportyourapp.com • HQ: Kyiv, Ukraine • Professional Services • IT Outsourcing • Technical Support • Est. 2010
HQ: Kyiv, Ukraine • Professional Services • IT Outsourcing • Technical Support • Est. 2010
Remote (Poland, Ukraine) • Contractor • Ukrainian: C1
Azure
Windows Server
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Huzzle

huzzle.app
Huzzle is an early careers platform connecting students, societies, and employers. Starting out as a CRM for pre-professional student societies, Huzzle has evolved into the university career companion used by over 100,000 talents in the UK.
huzzle.app • HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
HQ: London, United Kingdom • Professional Services • Education • Human Resources • 1001-5000 employees
Verified live · 1 hour ago 3 months ago

Full Stack Developer (Angular & Nest.js)

$52k – $94k per year (Estimated) • Remote (Bulgaria, Croatia, Poland, Serbia) • Full-Time
JavaScript
Node JS
TypeScript
Node JS
Nest.JS
Databases
MySQL
PostgreSQL
Frontend
Angular
DevOps
CI/CD
Git
Rest API
AWS
Azure
Docker
GCP
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Codurance

codurance.com
Codurance is a global software consultancy firm focused on helping businesses modernize their technical capabilities and build sustainable growth. With a dedication to Software Craftsmanship, Codurance emphasizes professionalism and technical excellence in software development. The company offers a range of services, including software modernization, product development, and cloud engineering, tailored to help clients solve complex challenges and achieve their business goals.
codurance.com • Barcelona • London • Leeds • Manchester • São Bernardo do Campo • IT Consulting • Information Technology • Software
Barcelona • London • Leeds • Manchester • São Bernardo do Campo • IT Consulting • Information Technology • Software
Open 91 dayVerified live · 1 day ago 3 months ago

Senior Fullstack Consultant

$47k – $70k per year • Senior • 8+ years expBarcelona • Remote (EU) • Relocation • Visa sponsorship • Full-Time • Senior • Spanish
C#
Clojure
JavaScript
Kotlin
PHP
Python
Ruby
Scala
DevOps
AWS
Azure
CI/CD
GCP
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Amplemarket

amplemarket.com
Amplemarket combines buying signal data with artificial intelligence copywriting to run outbound sales campaigns. Founded in 2018 by Portuguese engineers, it covers prospecting, sequencing and deliverability in one system. Its Duo agents research accounts and draft personalised outreach automatically.
amplemarket.com • HQ: San Francisco, United States • Code Intelligence • Branding • Artificial Intelligence • Est. 2018
HQ: San Francisco, United States • Code Intelligence • Branding • Artificial Intelligence • Est. 2018
Open 1465 daysVerified live · 11 hours ago 4 years ago

Fullstack Software Engineer

Equity • Remote (LATAM, Europe) • Cofounder
Ruby
Ruby
Ruby on Rails
Databases
ElasticSearch
PostgreSQL
Redis
AI/ML
NLP
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Open 1465 daysVerified live · 11 hours ago 4 years ago

Senior Backend Software Engineer

Equity • Senior • Remote (LATAM, EMEA, North America) • Cofounder • Senior
Ruby
Ruby
Ruby on Rails
Databases
ElasticSearch
PostgreSQL
Redis
AI/ML
NLP
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Tata Group

tata.com
Tata Group is one of India's largest and most historic global multi-industry conglomerates, headquartered at Bombay House in Mumbai, India. Founded in 1868 by Jamsetji Tata, the enterprise operates on a promoter-holding model managed by Tata Sons - where 66% of equity share capital is held by philanthropic trusts (such as the Sir Dorabji Tata Trust and Sir Ratan Tata Trust), channeling profits directly into education, healthcare, and community development.
tata.com • HQ: Mumbai, India • Commerce • Internet Services • Search Engines • Artificial Intelligence • E-commerce Platforms • Information Technology
HQ: Mumbai, India • Commerce • Internet Services • Search Engines • Artificial Intelligence • E-commerce Platforms • Information Technology
Open 95 daysVerified live · 3 hours ago 4 months ago

Senior Software Engineer

$62k – $99k per year (Estimated) • Senior • 5+ years expRemote/Hybrid (Kraków, Poland) • Bachelor's Degree • Full-Time • Senior
Bash
Python
TypeScript
JavaScript
Frontend
Angular
DevOps
GCP
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Open 615 daysVerified live · 3 hours ago 2 years ago

Google Cloud Full Stack Developer

$64k – $102k per year (Estimated) • Senior • 5+ years expIn office (Kraków, Poland) • Full-Time • Senior
JavaScript
Python
SQL
Databases
Google BigQuery
Google Bigtable
Mobile
Firebase
DevOps
GCP
Google GKE
Kubernetes
IAM
Ansible
Chef
CI/CD
Jenkins
kubectl
Terraform
Analytics
Tableau
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Dash0

dash0.com
Dash0 is an OpenTelemetry-native observability and software reliability platform headquartered in San Francisco, California. Founded by observability industry veterans, the company provides an advanced monitoring, logging, tracing, and AI-driven troubleshooting ecosystem built entirely on open-source standards.
dash0.com • HQ: San Francisco, United States • Media & Entertainment • Data & Analytics • Log Analytics • Data Visualization • Books • Est. 2023
HQ: San Francisco, United States • Media & Entertainment • Data & Analytics • Log Analytics • Data Visualization • Books • Est. 2023
Open 103 daysVerified live · 1 day ago 4 months ago

Staff Product Engineer, Backend (Go, Java)

Equity • Staff+ • Remote (EU, Europe) • Full-Time • Staff
Go
Java
AI/ML
AI Agents
DevOps
OpenTelemetry
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Point Wild

pointwild.com
Point Wild is a strategic creative agency and consultancy that specializes in brand design, digital storytelling, and immersive content creation. The company collaborates with brands, organizations, and cultural initiatives to craft distinct visual identities and engaging narrative experiences across digital platforms. By combining design thinking with creative production, it helps clients elevate their market presence and build meaningful connections with their audiences.
pointwild.com • Warsaw • Pune • Internet Services • Internet Security Services • Information Security • Cybersecurity
Warsaw • Pune • Internet Services • Internet Security Services • Information Security • Cybersecurity
Open 109 daysVerified live · 2 days ago 4 months ago

Backend Architect - Golang

$88k – $152k per year (Estimated) • Staff+ • 8+ years exp • Remote (Poland, United States) • Bachelor's Degree • Architect
Go
Java
Python
Databases
Amazon Aurora
Mobile
Clean Architecture
DevOps
Amazon EC2
Amazon EKS
AWS
Docker
Kubernetes
Amazon S3
Grafana
OpenTelemetry
Prometheus
Cybersecurity
Threat Modeling
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Lago

getlago.com
Scale your AI or tech business with Lago: event-driven usage metering, hybrid pricing-ready, open-source + cloud — build fast, bill accurately.
getlago.com • HQ: Mexico City, Mexico • Financial Services • Software • Billing & Invoicing • 51-200 employees
HQ: Mexico City, Mexico • Financial Services • Software • Billing & Invoicing • 51-200 employees
Open 111 daysVerified live · 1 day ago 4 months ago

Full Stack Developer (Shopify/Hydrogen)

Remote (Croatia, Poland, Romania, Serbia) • Full-Time
Python
JavaScript
Python
Django
Databases
PostgreSQL
Frontend
GraphQL
React Router
React.js
Mobile
Algolia
DevOps
CI/CD
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Udacity

udacity.com
Udacity is an online education company headquartered in Emeryville, California, and founded in 2011 by Sebastian Thrun, David Stavens, and Mike Sokolsky after a free Stanford artificial intelligence course. The company sells Nanodegree programs in areas such as programming, data science, artificial intelligence, cloud computing, and autonomous systems, built together with industry partners. It shifted toward enterprise and government reskilling contracts and was acquired by Accenture in 2024.
udacity.com • HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
HQ: Emeryville, United States • Corporate Training • Vocational Education • Education • EdTech Platforms • E-learning • Est. 2011
$149k – $280k per year (Estimated) • Staff+ • 5+ years exp • Remote (MENA, APAC, Europe, United States, Canada) • Visa sponsorship • Contractor • Architect • English: C1
Pytest
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Forager

forager.ai
Access 200M+ verified mobile numbers and 800M+ person & company records. Real-time contact intelligence with 99% accuracy. Integrate with HubSpot, Salesforce & more.
forager.ai • Los Angeles • Mexico City • Lead Generation • Data Collection • Data & Analytics
Los Angeles • Mexico City • Lead Generation • Data Collection • Data & Analytics
Open 112 daysVerified live · 1 day ago 4 months ago

Senior Full Stack Engineer (Python/React)

$41k – $116k per year (Estimated) • Senior • 5+ years expMexico City • Remote (Argentina, Brazil, Colombia, Mexico, Poland) • Full-Time • Senior
Python
TypeScript
Python
Celery
Django
Databases
ElasticSearch
PostgreSQL
RabbitMQ
Redis
Snowflake
AI/ML
Claude
Claude Code
Copilot
Cursor
AI Agents
Model Context Protocol
DevOps
AWS
CI/CD
GitHub Actions
Grafana
Amazon CloudWatch
Amazon ECS
Amazon S3
GitHub
Cybersecurity
GDPR
Analytics
ETL/ELT
QA
Sentry
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Mend.io

mend.io
Mend.io offers an enterprise suite of application security tools designed to help leading organizations build and manage mature AppSec programs, enabling them to stop chasing vulnerabilities and start proactively managing application risk. For mo...
mend.io • Artificial Intelligence • Cybersecurity • Application Security
Artificial Intelligence • Cybersecurity • Application Security
Open 114 daysVerified live · 11 hours ago 4 months ago

Principal Software Engineer - Mend AI (AI Security)

$70k – $118k per year (Estimated) • Lead • 10+ years exp • Remote (Poland) • Full-Time • Principal
Go
Python
AI/ML
AI Agents
LLM
LangChain
Hugging Face
DevOps
AWS
Azure
GCP
Cybersecurity
Mend
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Backend Developer Jobs in Kraków
Frequently asked questions
How many Backend Developer jobs in Kraków are available on Alion?
There are currently 261 active listings from 74 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Kraków pay?
The average salary is around $79,317 per year based on the current listings.
Are remote options available for Backend Developer jobs in Kraków?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in Kraków?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.