Dimas Bagus Santoso

Experience

Seven-plus years shipping backend systems in Go and Python. Every role so far, and the services I built or owned at each.

1. Apr 2025 - Present

   1 yr 6 mo

   Senior Software Engineer (Backend)

   PasarPolis Jakarta, Indonesia · Hybrid

   Part of the Agency Team building the platform insurance agents use to sell and manage insurance products, on a Python/Django microservices stack with MySQL, Redis, Celery, and Google Pub/Sub.

   • Own the Agent Service that manages agent onboarding, profiles, and insurance application submissions from agents to customers.
   • Contribute to the Insurance Service that handles policy creation, processing, and integrations with external insurance providers.
   • Build the Commission Service that calculates and allocates commissions and reward points based on issued policies.
   • Build the Wallet Service that stores agents’ commission balances and reward points sourced from the Commission Service.
   • Design async workflows on Celery + Redis with Google Pub/Sub for inter-service messaging.

   • Python
   • Django
   • MySQL
   • Redis
   • Celery
   • Google Pub/Sub
   • Microservices

2. Mar 2024 - Jan 2025

   10 mo

   Freelance Backend Engineer

   Hukumonline Remote

   Rebuilt the Regulatory Compliance System (RCS) end to end on a modern Go stack with real-time collaboration between client and server.

   • Led the backend redevelopment of RCS from a legacy stack to Go with a clean modular architecture.
   • Modeled compliance workflows on MySQL with Redis caching and NATS as the async message broker.
   • Added WebSocket support so users see live regulatory updates without page reloads.
   • Wrote integration tests around the notification and compliance pipelines to keep regressions out.

   • Golang
   • MySQL
   • Redis
   • NATS
   • WebSocket
   • REST

3. Nov 2021 - Jul 2024

   2 yr 8 mo

   Software Development Specialist

   Bhinneka Mentari Dimensi Remote

   Owned multiple production services across Bhinneka’s commerce platform: product, tracking, ACL, notifications, and B2B/B2G orders.

   • Built the Product Service on Go/Echo with ArangoDB as the product data store for the retail catalog.
   • Rebuilt the Order Tracking service to capture the full customer journey and measure SLA on task-order performance.
   • Delivered the centralized ACL Service on Go/Echo that all Bhinneka services depend on for authorization.
   • Shipped the Notification Service (email, push, SMS, WhatsApp) on Go/Echo integrated with third-party providers.
   • Built the B2G Order Service on Python/Sanic for orders from ministries, institutions, and SOEs.
   • Owned the Bhinneka Bisnis (B2B) order management service on Python/Django.

   • Golang
   • Echo
   • Python
   • Sanic
   • Django
   • ArangoDB
   • PostgreSQL
   • REST
   • gRPC

4. Jun 2021 - Dec 2023

   2 yr 6 mo

   Freelance Backend Engineer

   PLN Icon+ Remote

   Built three platforms across travel, smart-meter data, and analytics for PLN’s ICT arm.

   • Built Travel Bisnis, a platform for managing PLN officers’ business trips with hotel and flight integrations via OTA partners.
   • Delivered MDMS (Meter Data Management System) handling billions of smart-meter data points, with Kafka driving real-time data flow.
   • Built ANEV (Analysis and Evaluation), an analytical tool that flags anomalies in meter data to detect fraud and reading errors.

   • Golang
   • Python
   • Kafka
   • PostgreSQL
   • Redis
   • REST

5. Jun 2021 - Nov 2021

   5 mo

   Backend Engineer

   TaniHub Indonesia Remote

   Part of the Transactional Team, building the Go/Echo services that power TaniHub’s B2C and B2B commerce.

   • Built the Order Service that processes both B2C and B2B orders end to end.
   • Implemented the Payment Service with multiple payment methods to broaden customer options.
   • Delivered the Master Data Service providing delivery fees, area coverage, payment terms, and shared reference data.
   • Built a dedicated Client Service to serve the specific needs of TaniHub’s enterprise clients.

   • Golang
   • Echo
   • PostgreSQL
   • Redis
   • REST

6. Jan 2019 - Jun 2021

   2 yr 5 mo

   Software Developer

   Bhinneka Mentari Dimensi Jakarta, Indonesia · Hybrid

   First tenure at Bhinneka. Shipped several high-impact commerce services on Go with a focus on maintainability and clean architecture.

   • Built the Shipment Service on Clean Architecture, integrating directly with third-party logistics providers.
   • Delivered the Order Tracking service capturing the full lifecycle from placement to delivery and SLA metrics.
   • Built the initial Bhinneka Bisnis (B2B) order management platform.
   • Implemented the Payment Service integrating with payment gateways for secure card and non-card transactions.

   • Golang
   • Echo
   • PostgreSQL
   • MongoDB
   • REST

Projects

Selected work and open-source contributions, including a few personal projects.