Description
Job Overview
As a Senior Software Engineer (Backend) - Global Marts at Wolt, you'll work primarily with Go or Kotlin, focusing on designing, building, and operating backend systems that support inventory, purchasing, warehouse operations, pricing, and fulfillment.
Responsibilities
- Design, build, and operate backend systems for inventory, purchasing, warehouse operations, pricing, and fulfillment.
- Take end-to-end ownership of production systems and complex technical initiatives.
- Work on data-heavy systems combining software engineering with forecasting, optimization, and operational decision-making.
- Turn complex business problems into pragmatic, scalable technical solutions.
- Make and influence architectural decisions, balancing scalability, reliability, development speed, and long-term maintainability.
- Collaborate with engineers, product managers, data scientists, and operations teams to shape solutions and technical direction.
- Improve system reliability, observability, scalability, and operational excellence.
- Support and raise the engineering standards of the team through technical discussions, code reviews, and knowledge sharing.
- Effectively use AI-assisted development tools while applying strong engineering judgment.
Requirements
- Strong experience designing, building, and operating production backend systems.
- Professional experience with Go, Kotlin, or another modern backend language.
- Experience owning services end-to-end, including design, implementation, deployment, monitoring, reliability, and production operations.
- Strong knowledge of backend and distributed systems fundamentals.
- Comfortable working with data-heavy systems and technologies such as Kafka, Snowflake, or similar streaming and data infrastructure.
- Ability to navigate ambiguous problems and deliver incrementally.
- Influence technical decisions and collaborate effectively with cross-functional partners.
- Clear communication of technical concepts and decisions.
- Effective use of AI-assisted development tools in everyday engineering workflow.
Nice to Have
- Experience in forecasting, optimization, scheduling, recommendation, or decisioning systems.
- Background in grocery, retail, logistics, supply chain, or warehouse technology.
- Experience with ERP, vendor management, procurement, or workforce management integrations.
- Knowledge of high-throughput event-driven or streaming architectures.
Benefits
- Opportunity to work on impactful projects.
- Collaborative and dynamic work environment.
- Possibility to grow professionally.
Location
This role is based in our tech hub in Helsinki or Stockholm. We work in distributed teams, but may not be able to support fully remote work or relocation.