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Back-End Applications Engineer

StreetLight Data

StreetLight Data

Software Engineering, IT
New York, USA · Poland · Kraków, Poland · Regents Park NSW 2143, Australia
Posted on Feb 27, 2026

Back-End Applications Engineer

Location
Krakow, All PL Regions, Poland
Capabilities
Digital and Data
Office Setup
Office/Onsite
Job ID
#36287
Market
Enterprise Functions

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

We are looking for a highly skilled Senior Back-End Engineer to join our growing team. This is a hands-on engineering role, primarily focused on the back-end development of our SaaS web applications InSight Planning and InSight Operations which our subscription customers use to explore and visualize real world travel patterns. You will be responsible for designing, implementing, and optimizing core components of our application stack. While the role focuses on back-end work, occasional involvement in front-end tasks may occur as part of delivering end-to-end functionality.

Key Responsibilities:

  • Design, implement, and maintain customer-facing features in the StreetLight SaaS web applications (Planning and Operations) and their analytics data pipeline
  • Deliver product releases and fixes to production as needed
  • Write automated unit tests and participate in peer design and code reviews
  • Collaborate daily with the other developers and QA engineers on the team, as well as with Product Management
  • Productize analytics models from the Data Science and Data Engineering team
  • Tune StreetLight InSight Planning for performance, scalability, and reliable operation to serve our growing customer base
  • Assist Support and Operations in resolving production issues when needed, and improve the product to avoid them in the future
Here's what you'll need
  • BS / MS in Computer Science, Mathematics, or an Engineering discipline from a top university
  • 4+ years of experience as a Software Engineer at a software product company, preferable in an enterprise market
  • Competence and experience in backend web development
  • Strong problem solving and solution design skills
  • Proficiency in Python (Java, C++ or Ruby experience can substitute for Python in a candidate who is open to learning new technologies)
  • Proficiency in SQL and working with relational databases
  • Experience working in cloud-deployed platforms such as AWS, Google Cloud
  • Product and customer orientation
  • Good communication skills - both written and verbal
  • Quick learner, and a strong team player

Nice to have:

  • Experience developing web-based SaaS applications
  • Experience in frontend web development

We offer:

  • Rewarding employment: Full-time employment with a salary that matches your qualifications
  • Hybrid work model: Enjoy the flexibility of working from home, with just several office days per month
  • Comprehensive benefits: Including Lux Med medical care, psychological support, life insurance, My Benefit cafeteria system, Multisport card co-financing, and a car/bike park sharing system
  • Co-financed holidays: Enjoy "Wczasy pod Gruszą" for a well-deserved break
  • Global projects: Engage in exciting international projects
  • Inclusive networks: Join our diverse employee networks like Women's Network, OneWorld, PRISM, Careers Network, Green Team, SpeakUp, Collectively, and more
  • Continuous learning: Participate in our Graduate Development Program, Learners’ Community, and self-learning platforms
  • Language courses: Enhance your skills with courses in English, German, and Polish

We know that if we are inclusive, we’re more connected, and if we are diverse, we’re more creative. We accept people for who they are, regardless of age, disabilities, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. Find out more about life at Jacobs. As a Disability Confident employer, we will interview all disabled applicants who meet the criteria for a vacancy. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team recruitmentpoland@jacobs.com

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Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.


Locations
City State Country
Krakow All PL Regions Poland
Krakow All PL Regions Poland
Krakow All PL Regions Poland
Krakow All PL Regions Poland
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