Chef’s pass Engineering, prepared in the open

Selçuk Cihan

Senior Software Engineer | Backend, Platform & Cloud

Senior software engineer with 17+ years of experience building distributed systems.,Former Amazon Software Development Engineer with hands-on experience across Node.js, Python, AWS, GCP, serverless architectures and observability.,Trusted in multi-year remote contracts to own ambiguous problems from architecture and implementation to operations and mentoring. Based in Istanbul (UTC+3).
Portrait of Selçuk Cihan
Pass ticket Selçuk Cihan Senior Software Engineer | Backend, Platform & Cloud

Today’s service / selected stations

Work, plated with context.

Reading order

Service ticket #1

Senior Software Engineer

RTIC Outdoors

Timing 2023 - 2026

Ingredients

  • Scala
  • Spring
  • Kubernetes
  • Postgres
  • Google Cloud
  • DataDog

Preparation notes

  1. Created mobile device management tools to support warehouse ops, reducing manual device setup and improving reliability across Android-based workflows.

  2. Automated warehouse operations such as processing returns, customization of products and workflows, resulting in more efficient use of resources.

  3. Expanded backend observability, giving engineering & operations teams more visibility into failures affecting warehouse.

Service ticket #2

Senior Software Engineer

Serverless Inc.

Timing 2022 - 2023

Ingredients

  • Python
  • Serverless
  • Lambda
  • AWS

Preparation notes

  1. Created the Python AWS Lambda SDK for Serverless Console, an observability platform for applications running on AWS Lambda.

  2. Owned release coordination & backward compatibility of the SDK, supporting dependable adoption among customers.

Service ticket #3

Senior Software Engineer

Tellimer

Timing 2019 - 2022

Ingredients

  • TypeScript
  • Python
  • Serverless
  • Lambda
  • API Gateway
  • DynamoDB
  • Stripe
  • EventBridge
  • AppSync
  • Cognito
  • Datadog
  • Node.js

Preparation notes

  1. Created serverless backends on AWS using Node.js & Python for multiple products, including a machine-learning SAAS application and a substack-like platform for financial writers.

  2. Designed customer-facing GraphQL APIs, serverless execution orchestration, data-ingestion workflows and priority-queue services for mission-critical financial products.

  3. Delivered analytics, article recommendation, summarization, and automated sitemap capabilities for customer-facing products on tellimer.com

  4. Led architecture/design sessions, clarified ambiguous requirements, mentored engineers and reviewed technical documentation.

  5. Improved production monitoring & operational excellence across distributed systems.

Service ticket #4

Senior Software Engineer

Toptal

Timing 2018 - 2019

Ingredients

  • Python
  • Serverless
  • Lambda
  • API Gateway
  • DynamoDB
  • VPC
  • SQS
  • CloudWatch
  • S3
  • CloudFront

Preparation notes

  1. Developed a public facing REST API, fully serverless on AWS, serving hundreds of thousands of customers.

  2. Reduced AWS bill by more than 50% through architecture and resource-usage optimizations.

  3. Mentored developers and reviewed design documents for reliability & maintainability.

Service ticket #5

Software Development Engineer

Amazon

Timing 2017 - 2018

Ingredients

  • Python
  • Distributed Systems
  • AWS
  • Java
  • DynamoDB
  • Service Orchestration
  • SQS
  • CloudWatch
  • S3
  • Kinesis

Preparation notes

  1. Developed and maintained the orchestration platform that powers Amazon’s product catalog.

  2. Executed zero-downtime migrations across several web services and retired legacy services that constrained catalog growth.

Service ticket #6

Senior Software Engineer

Intertech

Timing 2013 - 2017

Ingredients

  • Microsoft .Net
  • C#
  • MSSQL
  • ElasticSearch
  • JavaScript

Preparation notes

  1. Supported the workflow engine serving banking applications such as loans, customer complaints etc.

  2. Designed a workforce management system that empowers the bank’s operation center.

Service ticket #7

Software Development Engineer

Ziraat Teknoloji

Timing 2011 - 2013

Ingredients

  • Microsoft .NET
  • C#
  • WinForms
  • WPF
  • Oracle

Preparation notes

  1. Implemented workflow engine running on top of Oracle, serving over 100,000 workflow instances daily.

  2. Served as scrum master and mentored junior developers.

Service ticket #8

Software Development Engineer

AirTies

Timing 2009 - 2010

Ingredients

  • C
  • C++
  • Embedded Linux
  • RTSP
  • Teletext
  • IPTV

Preparation notes

  1. Developed solutions for IPTV products in C & C++.

  2. Implemented teletext and RTSP parsers along with closed captioning and subtitles for IPTV.

Mise en place

The working pantry

Measured, labeled, and ready for service.

Provenance & training

Kitchen records

Education

1
BS. & MS. in Computer Science

Boğaziçi University

Certifications

1
AWS Certified Solutions Architect - Professional

Amazon Web Services

Notes from the dining room

After service

“I've been most impressed by his exceptional ability to tackle every phase of software development with in-depth knowledge, confidence and clear communication. I cannot emphasize enough how good Selcuk is at communicating in a clear and structured manner.”
Daniel VliegenthartTeam Lead, Tellimer
“He was the perfect remote contractor in many ways. His communication skills are top, he is very much a self-starter who can get stuck in on work with minimal guidance or oversight, and his code quality (and documentation!) is exceptional.”
Ian WattCo-founder, Tellimer
“Selçuk is a quick learner, he approaches problems systematically and understands the business and customer needs. He is very detail-oriented, and a hard worker. You can trust him with the most challenging issues.”
Erdem KurulSoftware Development Manager, Intertech
“I had the pleasure to manage and to work with Selcuk Cihan for the past 2 years while at Tellimer. He rose brilliantly to all challenges thrown at him both technically and communication wise. I would say his superpower is his communications skills, both writing and talking.”
Decebal DobricaSoftware Architect, Tellimer