Sirin kolasseri
Senior Technology Consultant | GoLang & SaaS
Salary / Daily rate
Jeddah Saudi Arabia
Freelance, open to permanent contract
Skills
Languages
About me
Intro
Senior full-stack developer with 10+ years specializing in GoLang, microservices, and cloud architecture. Expert in API migration from REST to GraphQL, DevOps automation, and Saudi ZATCA e-invoicing compliance. Ready to deliver scalable SaaS solutions and optimize your tech infrastructure for peak performance.
Work experience
Technology Consultant
Startup Tech Consultancy LTD
Feb 2024 - Present
2 years 9 months
London, UK
Sr. Full Stack Developer
N3O
Nov 2021 - Mar 2024
2 years 5 months
København K, Capital Region, Denmark
GoLang / GraphQL / MSSQL/ GORM / Vue.js / Angular / Java / Spring Boot / h2 / React native
Technology Consultant
Startup Tech Consultancy LTD
Aug 2021 - Dec 2021
5 months
London, UK
Technology Consultant
2amigos Consulting Group
May 2021 - Jul 2021
3 months
Florida, NY, USA
Yii2, Vue.js 3.0, MySQL, RESTful API, Yii2 Unit Testing.
Technology Consultant
Startup Tech Consultancy LTD
Oct 2020 - May 2021
8 months
London, UK
- Migrating RESTful API's to GraphQL API's. - RESTful API / Microservice Architecting & Development in GoLang | Node.js | PHP - Console app development using GoLang - DevOps set up Using Jenkins / Ansible / Docker / kubernetes / AWS - Integrate / Sync Apache Solr with slow/old Databases for providing Faster RESTful API's via Solr. - Message QUEUE using KAFKA | RabbitMQ - Test Automation using Selenium , Gecko , Codeception etc - TDD
Sr.Software Engineer
Pantacor
Nov 2018 - Oct 2020
2 years
London, UK
The only place where Linux firmware can be shared and deployed for any device. With Pantacor I've worked on - Enhancing RESTful API's developed in GoLang/MongoDb - Upgrading Golang RESTful API's from mgo driver to mongo-go-driver - Enhancing command line app developed in Golang - Bash Completion - Test Automation for RESTful API's developed in Golang(TDD) - kafka pipelines with kubernetes & Golang
CTO
Nintriva Technology Solutions
Jan 2017 - Oct 2018
1 year 10 months
Kochi, Kerala, India
Nintriva is founded by a bunch of coders who really loves the way it is...Since 2010 we are focused on web & mobile app development.We provide a cool & quality ongoing development service in Yii /PHP /Golang /Docker /Angular /Node.Js for several companies in US/EU. Now We have a well dedicated team for Web & Mobile app developments and running with few happily ongoing clients in US/EU.
Technology Consultant
Interactive Point of Sale GmbH
Nov 2016 - Dec 2016
2 months
Hannover Area, Germany
Worked with systems developed in Yii framework.it was really good experience and challenging one to work as an Yii developer in this firm.
Lead Web Engineer
HaikuJAM
Apr 2015 - Oct 2016
1 year 7 months
London, UK
For Haikujam I've worked on - Rebuild PHP RESTful API in Yii2 framework/MySql - Improving API performance for quick response. - Migrating RESTful API db from MySql 5.5 to MySql 7 - Enhancing API for new requirements - Load balancing of RESTful API in Rack space cloud. - Managing Cloud infrastructure
Technology Consultant
Mustang Designs LLC
Oct 2014 - May 2015
8 months
Almaty, Kazakhstan
In Mustang designs I've worked on - Develop a new Document Control System using Angular 1 / Yii2 framework / MySql - Enhancing Health & Safety Management system developed in Yii2 / MySql - Enhancing Environment Management System developed in Yii2 / Mysql
Education
college of engineering munnar
Bachelor of Technology (B.Tech.)
2007 - 2011
5 years
MESHSS
12th grade
2004 - 2006
3 years