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Backend Software Engineer with experience building Go-based microservices and integrating with internal platforms such as IAM and payment systems. Skilled in REST APIs, data persistence with MySQL (AWS RDS), performance optimization with Redis caching, and operational tooling. Previously processed and analyzed vehicle sensor data using Python (Pandas), stored it in MongoDB, and supported data visualization and automation through SQL/Grafana and Jenkins pipelines. Strong foundation in backend development (Java, Python, Go) and data/ETL work (Hadoop/Spark, ETL pipelines), supported by a Master’s degree from TU Berlin.…Backend Software Engineer with experience building Go-based microservices and integrating with internal platforms such as IAM and payment systems. Skilled in REST APIs, data persistence with MySQL (AWS RDS), performance optimization with Redis caching, and operational tooling. Previously processed and analyzed vehicle sensor data using Python (Pandas), stored it in MongoDB, and supported data visualization and automation through SQL/Grafana and Jenkins pipelines. Strong foundation in backend development (Java, Python, Go) and data/ETL work (Hadoop/Spark, ETL pipelines), supported by a Master’s degree from TU Berlin.

Lin Ma

Back-End Developer, Programmer, Web Developer, +1

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Backend Software Engineer with experience building Go-based microservices and integrating with internal platforms such as IAM and payment systems. Skilled in REST APIs, data persistence with MySQL (AWS RDS), performance optimization with Redis caching, and operational tooling. Previously processed and analyzed vehicle sensor data using Python (Pandas), stored it in MongoDB, and supported data visualization and automation through SQL/Grafana and Jenkins pipelines. Strong foundation in backend development (Java, Python, Go) and data/ETL work (Hadoop/Spark, ETL pipelines), supported by a Master’s degree from TU Berlin.…Backend Software Engineer with experience building Go-based microservices and integrating with internal platforms such as IAM and payment systems. Skilled in REST APIs, data persistence with MySQL (AWS RDS), performance optimization with Redis caching, and operational tooling. Previously processed and analyzed vehicle sensor data using Python (Pandas), stored it in MongoDB, and supported data visualization and automation through SQL/Grafana and Jenkins pipelines. Strong foundation in backend development (Java, Python, Go) and data/ETL work (Hadoop/Spark, ETL pipelines), supported by a Master’s degree from TU Berlin.

Available to hire

Backend Software Engineer with experience building Go-based microservices and integrating with internal platforms such as IAM and payment systems. Skilled in REST APIs, data persistence with MySQL (AWS RDS), performance optimization with Redis caching, and operational tooling.

Previously processed and analyzed vehicle sensor data using Python (Pandas), stored it in MongoDB, and supported data visualization and automation through SQL/Grafana and Jenkins pipelines. Strong foundation in backend development (Java, Python, Go) and data/ETL work (Hadoop/Spark, ETL pipelines), supported by a Master’s degree from TU Berlin.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

German

Advanced

Chinese

Fluent

Work Experience

Backend Software Engineer at Delivery Hero

June 1, 2025 - November 1, 2025

Developed a Go-based microservice to orchestrate the “Start-Working” flow for riders to begin their shift. Integrated the service with IAM, Payment, and other internal services. Implemented data persistence using AWS RDS with MySQL, and optimized latency by introducing Redis caching. Designed and maintained RESTful APIs to process rider shift data, weather data, hotspots data, and bonus data.

Software Engineer at Expleo Germany

January 1, 2023 - December 1, 2024

Processed and updated sensor data from vehicles using Python. Filtered and processed data with Pandas, stored sensor data in MongoDB, and used REST APIs to retrieve and post data. Queried data with SQL and visualized results on Grafana. Built Jenkins pipelines to automate data updating and filtering tasks for the data processing workflow.