CrawlJobs Logo

Fullstack Software Engineer

https://www.inetum.com Logo

Inetum

Location Icon

Location:
Poland , Warsaw

Category Icon
Category:
IT - Software Development

Job Type Icon

Contract Type:
Employment contract

Salary Icon

Salary:

Not provided
Save Job
Save Icon
Apply Position

Job Description:

We are looking for a skilled Fullstack Software Engineer to join our team. The candidate will be responsible for upgrading and maintaining our software systems, ensuring they meet the latest standards and security requirements. This role involves both backend and frontend development tasks, with a focus on enhancing security features and accessibility. Work is conducted in a hybrid system: 1-2 days a week from our offices in Warsaw, Poznań, Lublin, Katowice or Rzeszów.

Job Responsibility:

  • Upgrade Spring Boot from version 3.x to the latest version
  • Implement two-factor authentication (2FA)
  • Upgrade Angular to the latest version
  • Adapt the frontend to meet WCAG requirements, potentially migrating to a banking library with pre-built components
  • Implement changes to the frontend to address any remaining security audit gaps

Requirements:

  • Proficiency in Java 17
  • Experience with Spring Boot 3.x
  • Knowledge of Keycloak and 2FA implementation
  • Strong skills in HTML, Apache FreeMarker Template Language (FTL), and CSS
  • Expertise in Angular
  • Understanding of WCAG (Web Content Accessibility Guidelines)
  • Solid grasp of web security principles

Nice to have:

Additional experience with WCAG

What we offer:
  • Flexible working hours
  • Hybrid work model, allowing employees to divide their time between home and modern offices in key Polish cities
  • A cafeteria system that allows employees to personalize benefits by choosing from a variety of options
  • Generous referral bonuses, offering up to PLN6,000 for referring specialists
  • Additional revenue sharing opportunities for initiating partnerships with new clients
  • Ongoing guidance from a dedicated Team Manager for each employee
  • Tailored technical mentoring from an assigned technical leader, depending on individual expertise and project needs
  • Dedicated team-building budget for online and on-site team events
  • Opportunities to participate in charitable initiatives and local sports programs
  • A supportive and inclusive work culture with an emphasis on diversity and mutual respect

Additional Information:

Job Posted:
September 24, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
Icon
Inetum - All Job Offers
Job Link Share:
Copy Link Icon
Facebook Icon Twitter Icon LinkedIn Icon

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Fullstack Software Engineer

Staff Software Engineer - Fullstack

Sigma is transforming how businesses run by delivering a high performance platfo...
Location
Location
United States , New York City
Salary
Salary:
240000.00 - 270000.00 USD / Year
sigmacomputing.com Logo
Sigma Computing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years industry experience building and maintaining high-quality software
  • Experience building and deploying robust and secure web applications in a continuous deployment environment
  • Desire to be a great teammate and have fun at work without compromising ownership towards your work
  • Strong sense of craftsmanship, and a healthy academic curiosity to solve challenges at sigma
  • Strong Computer Science fundamentals
Job Responsibility
Job Responsibility
  • Solve challenging problems that arise in providing high performance interactive experience to enable analytics and workflows use cases on top of modern warehouses
  • Build software using the latest developer tools and using programming languages like Rust, Go, GraphQL, Typescript and Slate
  • Develop new algorithms and techniques for improving the performance and interactivity for enabling analytics and workflows for the world largest companies
  • Triage product or system issues and debug/track/resolve by analyzing the sources of issues
  • Design and implement new software features to support our fast growing user growth
  • Collaborate with cross-functional groups - infrastructure, design, product, customer support, sales and marketing to build an innovative product capabilities
What we offer
What we offer
  • Equity
  • Generous health benefits
  • Flexible time off policy
  • Paid bonding time for all new parents
  • Traditional and Roth 401k
  • Commuter and FSA benefits
  • Lunch Program
  • Dog friendly office
  • Fulltime
Read More
Arrow Right

Staff Software Engineer - Fullstack

Sigma is transforming how businesses run by delivering a high performance platfo...
Location
Location
United States , San Francisco
Salary
Salary:
240000.00 - 270000.00 USD / Year
sigmacomputing.com Logo
Sigma Computing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years industry experience building and maintaining high-quality software
  • Experience building and deploying robust and secure web applications in a continuous deployment environment
  • Desire to be a great teammate and have fun at work without compromising ownership towards your work
  • Strong sense of craftsmanship, and a healthy academic curiosity to solve challenges at sigma
  • Strong Computer Science fundamentals
Job Responsibility
Job Responsibility
  • Solve challenging problems that arise in providing high performance interactive experience to enable analytics and workflows use cases on top of modern warehouses
  • Build software using the latest developer tools and using programming languages like Rust, Go, GraphQL, Typescript
  • Develop new algorithms and techniques for improving the performance and interactivity for enabling analytics and workflows for the world largest companies
  • Triage product or system issues and debug/track/resolve by analyzing the sources of issues
  • Design and implement new software features to support our fast growing user growth
  • Collaborate with cross-functional groups - infrastructure, design, product, customer support, sales and marketing to build an innovative product capabilities
What we offer
What we offer
  • Equity
  • Generous health benefits
  • Flexible time off policy
  • Paid bonding time for all new parents
  • Traditional and Roth 401k
  • Commuter and FSA benefits
  • Lunch Program
  • Dog friendly office
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Fullstack

We are growing the engineering team and looking for engineers who have the chops...
Location
Location
United States , New York City
Salary
Salary:
180000.00 - 220000.00 USD / Year
sigmacomputing.com Logo
Sigma Computing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong Computer Science fundamentals
  • 5+ years industry experience building and maintaining high-quality software
  • Experience building and deploying robust and secure web APIs
  • Desire to be a great teammate and have fun at work
  • Strong sense of craftsmanship, and a healthy academic curiosity
Job Responsibility
Job Responsibility
  • Solve challenging problems that arise in providing an interactive experience on data warehouses for data exploration and analysis
  • Build with modern tools and languages like Rust, Go, GraphQL, and Kubernetes
  • Build infrastructure to support a modern cloud application
  • Develop new algorithms and techniques for improving the performance and interactivity of our multi-tenant cloud application
  • Design and implement new technologies and features to support our fast growing user base
  • Collaborate with cross-functional groups - backend, frontend, design, product, customer support, sales and marketing to build an innovative product
What we offer
What we offer
  • Equity
  • Generous health benefits
  • Flexible time off policy
  • Paid bonding time for all new parents
  • Traditional and Roth 401k
  • Commuter and FSA benefits
  • Lunch Program
  • Dog friendly office
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Fullstack

Sigma is transforming how businesses run by delivering a high performance platfo...
Location
Location
United States , San Francisco
Salary
Salary:
150000.00 - 220000.00 USD / Year
sigmacomputing.com Logo
Sigma Computing
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years industry experience building and maintaining high-quality software
  • Experience building and deploying robust and secure web applications in a continuous deployment environment
  • Desire to be a great teammate and have fun at work without compromising ownership towards your work
  • Strong sense of craftsmanship, and a healthy academic curiosity to solve challenges at sigma
  • Strong Computer Science fundamentals
Job Responsibility
Job Responsibility
  • Solve challenging problems that arise in providing high performance interactive experience to enable analytics and workflows use cases on top of modern warehouses
  • Build software using the latest developer tools and using programming languages like Rust, Go, GraphQL, Typescript
  • Develop new algorithms and techniques for improving the performance and interactivity for enabling analytics and workflows for the world largest companies
  • Triage product or system issues and debug/track/resolve by analyzing the sources of issues
  • Design and implement new software features to support our fast growing user growth
  • Collaborate with cross-functional groups - infrastructure, design, product, customer support, sales and marketing to build an innovative product capabilities
What we offer
What we offer
  • Equity
  • Generous health benefits
  • Flexible time off policy
  • Paid bonding time for all new parents
  • Traditional and Roth 401k
  • Commuter and FSA benefits
  • Lunch Program
  • Dog friendly office
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Fullstack

We build simple yet innovative consumer products and developer APIs that shape h...
Location
Location
United States , New York
Salary
Salary:
180000.00 - 270000.00 USD / Year
plaid.com Logo
Plaid
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience with extensive experience in software engineering with a proven track record of shipping successful projects
  • Experience with MySQL or other relational databases
  • Experience working with microservices
  • Working knowledge of HTML, CSS, Javascript and modern frameworks and libraries
  • Excellent coding, testing skills, and system design skills
  • Proven experience with cross-functional collaboration, communication and project management skills
  • Demonstrated leadership skills and the ability to mentor and guide junior engineers
  • Experience partnering with operations, product, design, and data science
Job Responsibility
Job Responsibility
  • Design & Development: Design, develop and maintain both frontend and backend components
  • Majority Backend Focus (60-70%): Develop APIs and services, focusing on scalability, security and performance
  • Frontend Focus (30-40%): Build delightful experiences using modern JavaScript frameworks and libraries
  • Collaboration: Work closely with product managers, product designers and other stakeholders to define and implement new features that meet product and customer needs
  • Code Quality: Write clean, maintainable and efficient code
  • Testing & Debugging: Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues
  • Engage in hands-on coding and architectural design, setting and maintaining high technical standards for a high performing team
  • Grow the team via mentorship and leadership, reviewing technical documents and code changes
What we offer
What we offer
  • medical
  • dental
  • vision
  • 401(k)
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Fullstack

We build simple yet innovative consumer products and developer APIs that shape h...
Location
Location
United States , San Francisco
Salary
Salary:
180000.00 - 270000.00 USD / Year
plaid.com Logo
Plaid
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience with extensive experience in software engineering with a proven track record of shipping successful projects
  • Experience with MySQL or other relational databases
  • Experience working with microservices
  • Working knowledge of HTML, CSS, Javascript and modern frameworks and libraries
  • Excellent coding, testing skills, and system design skills
  • Proven experience with cross-functional collaboration, communication and project management skills
  • Demonstrated leadership skills and the ability to mentor and guide junior engineers
  • Experience partnering with operations, product, design, and data science
Job Responsibility
Job Responsibility
  • Design & Development: Design, develop and maintain both frontend and backend components
  • Majority Backend Focus (60-70%): Develop APIs and services, focusing on scalability, security and performance
  • Frontend Focus (30-40%): Build delightful experiences using modern JavaScript frameworks and libraries
  • Collaboration: Work closely with product managers, product designers and other stakeholders to define and implement new features that meet product and customer needs
  • Code Quality: Write clean, maintainable and efficient code
  • Testing & Debugging: Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues
  • Engage in hands-on coding and architectural design, setting and maintaining high technical standards for a high performing team
  • Grow the team via mentorship and leadership, reviewing technical documents and code changes
What we offer
What we offer
  • medical
  • dental
  • vision
  • 401(k)
  • Fulltime
Read More
Arrow Right

Fullstack Software Engineer

CaptivateIQ is transforming the way companies plan, manage, and optimize sales p...
Location
Location
Salary
Salary:
Not provided
captivateiq.com Logo
CaptivateIQ
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years experience in a software engineering role
  • strong computer science fundamentals (data structures/algorithms)
  • experience with both frontend and backend development
  • strong verbal and written communication skills
  • proficiency with Django and React
  • experience with a relational database such as PostgreSQL or MySQL
  • demonstrated a track record of taking responsibility and ownership over core product areas
  • sharp attention to detail, and a user-centric focus
  • experience making data-driven decisions on product and process
  • experience building a positive remote-first culture
Job Responsibility
Job Responsibility
  • Design, build, optimize, and maintain CaptivateIQ's data and core platform functionality
  • Work across the our full product stack to develop and improve product features
  • Participate in the product development process from start to finish, from scoping projects to measuring their success and iterating based on feedback
  • Maintain high engineering and security standards, and continuously improve our codebases and processes
  • Work with engineers across the company to develop and iterate at scale
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - FullStack .NET Core

Elevate your expertise to new heights at 3Pillar, the premier destination for tr...
Location
Location
Salary
Salary:
Not provided
3pillarglobal.com Logo
3Pillar Global
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • C#, .NET Core, MVC
  • Strong SQL Server background
  • Complex procedures debugging and bug fixing
  • Proficient English skills
  • Stakeholder management abilities
  • Excellent problem-solving skills and a proactive attitude towards challenges
  • Strong verbal and written communication skills
Job Responsibility
Job Responsibility
  • Facilitate effective communication with client project stakeholders regarding project status and recommendations
  • Craft client code that is efficient, performant, testable, scalable, secure, and of the highest quality
  • Actively participate in accurate planning and estimation efforts, utilizing project methods and tools
  • Proficiently gather requirements and organize/present developed features for clients
  • Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements
  • Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success
  • Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities
  • Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams, and supporting the growth of technical capabilities
  • Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment
What we offer
What we offer
  • Flexible work environment (office, home, or blend)
  • Remote-first approach
  • Global team
  • Well-being focus (fitness offerings, mental health plans, generous time off)
  • Accelerated career growth and development opportunities across projects, offerings, and industries
  • Fulltime
Read More
Arrow Right
Welcome to CrawlJobs.com –
Your Global Job Discovery Platform
At CrawlJobs.com, we simplify finding your next career opportunity by bringing job listings directly to you from all corners of the web. Using cutting-edge AI and web-crawling technologies, we gather and curate job offers from various sources across the globe, ensuring you have access to the most up-to-date job listings in one place.
Jobs by Category
Art and Entertainment Jobs Banking Jobs Call Center Jobs Construction Jobs Consulting Jobs Customer Service Jobs Education Jobs Energy Jobs Finance Jobs Gastronomy Jobs Health and Beauty Jobs Hospitality and Tourism Jobs Human Resources Jobs Insurance Jobs IT - Administration Jobs IT - Software Development Jobs Legal Jobs Logistics Jobs Manufacturing Jobs Marketing, Digital Marketing, SEO, SEM Jobs Media Jobs Nursing Jobs Office Administration Jobs Pharmacy Jobs Physical Work Jobs Public Relations Jobs Public Sector Jobs Purchasing Jobs Quality Control Jobs Real Estate Jobs Research and Development Jobs Sales Jobs
Job Positions Jobs by Country
United States Jobs United Kingdom Jobs India Jobs Canada Jobs Australia Jobs Poland Jobs Ireland Jobs Germany Jobs
Company
Blog About Us Contact
Follow Us
Facebook
X (Twitter)
LinkedIn
Instagram
© 2025 CrawlJobs Ltd. All Rights Reserved
Terms & Conditions Privacy Policy