# Senior Software Engineer (Backend) - Global Marts

**Company**: Wolt
**Location**: Berlin
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Category**: Engineering
**Industry**: Technology

**Apply**: https://job-boards.greenhouse.io/wolt/jobs/8166702?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_c498c380-179

## 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.

## Skills

### Required
- Go
- Kotlin
- backend systems
- distributed systems
- Kafka
- Snowflake
- PostgreSQL
- MongoDB
- Redis
- AWS
- Kubernetes
- Docker
- gRPC
- GitHub Actions

### Nice to have
- forecasting
- optimization
- scheduling
- recommendation systems
- grocery technology
- retail technology
- logistics technology
- supply chain technology
- warehouse technology
- ERP integrations
- vendor management
- procurement
- workforce management
- high-throughput event-driven architectures

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/wolt/jobs/8166702?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)