Software Engineer 1 (Java / Kotlin) - Delivery Experience

Location: Poznań, Poland; hybrid 4/1 model with 30 days of occasional remote work

Salary: PLN gross 11,200–15,250 per month under an employment contract, plus an annual performance and company-results bonus.

Company

hirify.global operates a large-scale e-commerce technology platform with extensive microservices, data infrastructure, and customer-facing products.

What you will do

• Build tested and maintainable backend services and data pipelines supporting order dispatch, shipment-performance scoring, and tracking-number connectivity.
• Develop Kotlin/JVM services, contribute to React frontend components, and learn Scala, Spark, and BigQuery technologies used in data work.
• Translate product and business needs into software while owning well-scoped tasks from clarification through implementation and post-release monitoring.
• Write tests, participate in code reviews, and help maintain reliable systems; on-duty shifts are introduced only after onboarding and agreement with the team.
• Use AI coding assistants and modern developer-platform tools in the development workflow.

Requirements

• Experience programming in Kotlin or Java and motivation to develop Kotlin skills in a production environment.
• Willingness to work across backend and frontend technologies; React expertise is not required.
• Care for code quality, openness to constructive code reviews, and interest in sound engineering practices.
• Clear communication with teammates and stakeholders and readiness to take ownership of well-scoped tasks with team support.
• Basic understanding of microservices and interest in building reliable, scalable systems.
• Curiosity about data engineering and willingness to learn Scala, Spark, and BigQuery.
• Professional working proficiency in English at least at B2 level.

Nice to have

• Experience writing SQL queries in BigQuery for analysis or reporting.
• Familiarity with cloud-based services.

Culture & Benefits

• Flexible working hours starting between 7:00 and 10:00 in a hybrid model.
• Employment contract with cafeteria benefits including medical, sports, lunch, insurance, and purchase-voucher packages.
• MacBook Pro or equivalent Dell equipment with required accessories.
• Paid job-related English classes, training budget, internal learning platform, hackathons, and inter-team tourism.
• Additional volunteering day, social events, knowledge sharing, autonomy in technology choices, and access to an internal developer ecosystem including Kubernetes, Docker, Consul, GitHub, and GitHub Actions.