-
BlackLine

Software Engineer - Fullstack

BlackLine
Poland · Full-time · Not Applicable

Get to Know Us:

It's fun to work in a company where people truly believe in what they're doing!

At BlackLine, we're committed to bringing passion and customer focus to the business of enterprise applications.

Since being founded in 2001, BlackLine has become a leading provider of cloud software that automates and controls the entire financial close process. Our vision is to modernize the finance and accounting function to enable greater operational effectiveness and agility, and we are committed to delivering innovative solutions and services to empower accounting and finance leaders around the world to achieve Modern Finance.

Being a best-in-class SaaS Company, we understand that bringing in new ideas and innovative technology is mission critical. At BlackLine we are always working with new, cutting edge technology that encourages our teams to learn something new and expand their creativity and technical skillset that will accelerate their careers.

Work, Play and Grow at BlackLine!

Make Your Mark:

A full‑stack engineering role with responsibilities across both front-end and back-end, with a primary emphasis on backend development. This position supports a combined engineering team and contributes to building and enhancing a modern microservices platform using both .NET and Java technologies.

If you have a passion for delivering products that make a difference, are driven to make things better in all that you do and are eager to work in a collaborative agile environment where developers are dedicated to solving customer problems and innovating, we would love to talk to you.

You'll Get To:

  • Develop, test, troubleshoot, debug, optimize, scale, maintain and improve backend software


systems and services while adhering to requirements, coding and quality standards.

  • Maintain high standards of software quality and technical excellence within the team by


supporting good practices and writing clean, testable, maintainable, and secure code.

  • Proactively identify issues, bottlenecks, gaps, or other areas of concern or opportunity and


bring them to the attention of your team lead.

  • Perform critical maintenance, deployment, and release support activities, including occasional


off-hours support

What You'll Bring:

  • BS in Computer Science + 2 years of experience OR Master's in CS + 1 year of experience.
  • 2+ years of professional experience in building Web scale highly available multi-tenant SaaS with focus on backend platform, frameworks, RESTful APIs and microservices.
  • Experience with object‑oriented languages such as C#, Java, C++, or Golang, front‑end technologies like JavaScript and React, and strong SQL skills is required.
  • Beneficial (but not required) cloud‑native experience includes public cloud platforms (Azure, AWS, or GCP) , Kubernetes, messaging systems like Kafka or SQS, API gateways, and observability tools.
  • A solid computer science foundation including data structures, algorithms, and design patterns, with a proven track record of writing high concurrency, multi-threaded, scalable code.
  • Experience with AI coding assistants is a plus—Claude Code preferred, though GitHub Copilot is perfectly acceptable for mid‑level candidates who are eager to grow in this area.
  • Superior analytical and problem-solving abilities.
  • Excellent written and verbal communication skills.
  • Adaptable team player with strong collaboration skills and a focus on results and value delivery.
  • Experience working in an Agile development environment.
  • Passion for engineering excellence through automation, unit testing, and process improvements.


Thrive at BlackLine Because You Are Joining:

  • A technology-based company with a sense of adventure and a vision for the future. Every door at BlackLine is open. Just bring your brains, your problem-solving skills, and be part of a winning team at the world's most trusted name in Finance Automation!
  • A culture that is kind, open, and accepting. It's a place where people can embrace what makes them unique, and the mix of cultural backgrounds and varying interests cultivates diverse thought and perspectives.
  • A culture where BlackLiner's continued growth and learning is empowered. BlackLine offers a wide variety of professional development seminars and inclusive affinity groups to celebrate and support our diversity.


BlackLine is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity or expression, race, ethnicity, age, religious creed, national origin, physical or mental disability, ancestry, color, marital status, sexual orientation, military or veteran status, status as a victim of domestic violence, sexual assault or stalking, medical condition, genetic information, or any other protected class or category recognized by applicable equal employment opportunity or other similar laws.

BlackLine recognizes that the ways we work and the workplace itself have shifted. We innovate in a workplace that optimizes a combination of virtual and in-person interactions to maximize collaboration and nurture our culture. Candidates who live within a reasonable commute to one of our offices will work in the office at least 2 days a week.

Key Skills

Ranked by relevance

cloud java saas c data structures design patterns microservices restful apis javascript kubernetes golang react kafka sql aws gcp sqs ai
Login to Apply
Posted
Apr 08, 2026
Type
Full-time
Level
Not Applicable
Location
Cracow
Company
BlackLine

Industries

Software Development

Categories

Engineering Information Technology

Related Jobs

3 roles aligned with this opportunity

View all jobs
View Job Details
Microsoft
Related

Software Engineer

2026-04-11

Full-time
Not Applicable
Ireland
Software Development
Engineering
View Job Details
Genesys
Related

Software Engineer, GRC

2026-04-09

Full-time
Mid-Senior
Ireland
IT Services
Information Technology
View Job Details
HomeToGo
Related

Senior Software Engineer

2026-04-09

Full-time
Not Applicable
Lithuania
Software Development
Engineering