Sadegh Khalili - Senior Full Stack Developer

Q: Where is Sadegh based?

Sadegh is based in Barcelona, Spain .

Q: What languages does Sadegh speak?

Sadegh speaks the following languages: Persian (Native), English (Advanced), German (Elementary), French (Elementary) .

Q: How many years of experience does Sadegh have?

Sadegh has at least 18 years of experience. During this time, Sadegh has worked in at least 4 different roles and for 6 different companies . The average length of individual experience is 3 years . Note that Sadegh may not have shared all experience and actually has more experience.

Q: What is Sadegh's latest experience?

Sadegh's most recent position is Senior Full Stack Developer at SmartRetail Co. .

Q: What companies has Sadegh worked for in recent years?

In recent years, Sadegh has worked for SmartRetail Co. and Trisilco Co. .

Q: Which industries is Sadegh most experienced in?

Sadegh is most experienced in industries like Energy , Information Technology (IT) , and Retail . Sadegh also has some experience in Telecommunication , Banking and Finance , and Agriculture .

Q: Which business areas is Sadegh most experienced in?

Sadegh is most experienced in business areas like Information Technology (IT) , Product Development , and Business Intelligence . Sadegh also has some experience in Quality Assurance (QA) .

Q: Which industries has Sadegh worked in recently?

Sadegh has recently worked in industries like Retail , Banking and Finance , and Information Technology (IT) .

Q: Which business areas has Sadegh worked in recently?

Sadegh has recently worked in business areas like Information Technology (IT) , Product Development , and Quality Assurance (QA) .

Recommended expert

Barcelona, Spain

Experience

Sep 2021 - Present

4 years 6 months

Senior Full Stack Developer

SmartRetail Co.

Involved in the full product lifecycle including product specification sign-off, functional specification, technical design documents, planning, implementation, and QA/production support
Responsible for root cause analysis of critical production issues
Designed and developed system components and features such as the video advertisement API, scan QR and get discount feature, and the business management web application
Developed applications and automation scripts in Ruby to build scalable backend services and custom tooling
Wrote clean, maintainable Ruby code using object-oriented design principles, system-level coding, and test-driven development
Used Chef.io to automate infrastructure provisioning and configuration management by writing custom cookbooks and recipes
Integrated Chef with CI/CD pipelines to manage complex multi-node systems, reducing manual intervention, increasing reliability, and streamlining deployment cycles
Technologies: Linux, Ruby, Chef.io, AWS, React, TypeScript, NodeJS, Python, Golang, Bash scripting, Docker, MongoDB, PostgreSQL, MQTT, AWS IoT, Bitbucket, Jira

Sep 2018 - Aug 2021

3 years

Kuala Lumpur, Malaysia

Senior Full Stack Software Engineer

Trisilco Co.

Designed, implemented, and maintained big data solutions for Malaysian banks and financial institutions to process and analyze credit and loan information for the Central Bank of Malaysia
Designed and developed front-end and back-end architecture and microservices for the data quality framework project
Provided solutions for challenges in the data quality framework and central credit reference information system (CCRIS) projects, handling millions of financial records
Improved SSIS and SSRS frameworks, reducing maintenance time by 40% and improving data quality by 30% in the CCRIS project
Implemented DevExpress Dashboard and Report Designer with C# and AngularJS in the data quality framework project, improving loading performance by 30%
Technologies: Windows, C#, React, NodeJS, AngularJS, Python, TypeScript, Azure, AWS, Golang, Docker, REST, SQL, SSIS, SSRS, MongoDB, PostgreSQL

Oct 2016 - Sep 2020

4 years

Shiraz, Iran, Islamic Republic of

Senior Software Engineer

Dourbord ISP Co.

Proposed organizational and technical changes in service delivery, improving performance by over 40%
Supervised system infrastructure to ensure functionality and efficiency in sales, call center, and NOC departments
Designed and implemented a business process management system (BPM), resulting in a 30% performance improvement and a 40% revenue increase
Managed development of a web project that compares competitors’ content using crawlers and Python
Implemented a wireless radio frequency monitoring system, improving network stability by over 90%
Designed and developed a service to gather network events for regulatory organizations using Bash scripting and Python
Analyzed network big data using Python, NumPy, and Pandas
Designed and implemented ISP CRM software integrated with network infrastructure and Radius billing system for approximately 80,000 active users, including BI and sales analysis
Designed and developed mobile platforms for CRM and client apps with microservices and APIs for integration with QT, React Native, and Swift
Consulted on scaling-up processes and expanded the CRM project, resulting in an 80% market share in southern Iran
Developed SSIS packages to check, clean, and apply business rules in the data warehouse, automating workflows and data warehouse integrations

Jan 2011 - Dec 2016

6 years

Bushehr, Iran, Islamic Republic of

Senior Software Engineer

PetroSina Aria Oil and Gas Company

Designed a management dashboard to reduce manual report preparation and analytics
Developed an internal business process management system for the IT infrastructure department
Responded promptly and professionally to bug reports
Analyzed, designed, coordinated, and supervised the development of software systems and teams

Jan 2009 - Dec 2011

3 years

Shiraz, Iran, Islamic Republic of

Junior Software Developer

Saya IT Inc. Company

Designed, developed, and executed software solutions for the livestock industry
Evaluated and recommended tools, technologies, and processes to ensure a high-quality product platform
Troubleshot code problems quickly and efficiently

Jan 2008 - Dec 2009

2 years

Shiraz, Iran, Islamic Republic of

Junior Software Developer

Arta Part Company

Learned the codebase and improved coding skills
Wrote and maintained code
Monitored the technical performance of internal systems

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Energy (6 years), Information Technology (5 years), Retail (4.5 years), Telecommunication (4 years), Banking and Finance (3 years), and Agriculture (3 years).

Energy

Information Technology

Retail

Telecommunication

Banking and Finance

Agriculture

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (18 years), Product Development (12.5 years), Business Intelligence (10.5 years), and Quality Assurance (7.5 years).

Information Technology

Product Development

Business Intelligence

Quality Assurance

Summary

Senior Full Stack Developer with over 10 years of experience in designing, developing, testing, and deploying software solutions. Skilled in building new systems and custom modules tailored to meet specific client requirements, with a strong focus on architecture, performance, and scalability. Skilled software craftsman with expertise in TypeScript, C#, NodeJS, Golang, Python, Java, JavaScript, and other programming languages. Excellent ability to grasp emerging technologies and interact smoothly and effectively with peers, senior management, and clients. Demonstrates exceptional critical thinking and problem-solving skills as well as integrates aptitude to execute troubleshooting in a dynamic, highly demandable, and fast-paced working environment. Solution architecture and experience in designing and implementing data streaming and information extraction systems.

Proficient in designing, implementation, and managing of project development and data processing systems.
Play the main role in the main creations of all stages of a project.
Proven commitment and technical capabilities for creating and maintaining robust software and services.
High level of adaptability and flexibility with the ability to master new skills, technology, or role necessary for personal and professional growth.

Skills

Languages: Ruby, C#, Node.js, Typescript, Golang, Javascript, Vb.net, Bash Scripting, Python, C++
Databases: Mssql, Postgresql, Mongodb, Mysql
Cd/ci/deployment: Docker, Circle Ci, Gitlab Ci
Bi Tools: Ssis, Ssrs, Ssas, Powerbi
Web Frameworks: Angularjs, Microsoft Mvc, Knockout.js, React, Asp.net
Other Tools: Tfs, Git, Bitbucket, Jira, Svn, Issable/elastix Voip, Asterisk, Radius Server, Hyper-v, Proxmox, Esxi, Whmcs, Virtualizor, Zabbix
Fast, Technical Mind, Tempered With Interpersonal Awareness & Commercial Acumen
Obsessed About User Experience And Intuitive Design
Quickly Understands Strategic Visions For Systems And Technical Aspects And Data Flows
Capable Of Working Under Extreme Pressure, Timelines And Resource Constraints
Interests Include Running, Cycling, Traveling, Music & Cooking.

Languages

Persian

Native

English

Advanced

German

Elementary

French

Elementary

Education

Oct 2007 - Sep 2009

University of Shiraz Pasargad

Bachelor in Software Engineering · Software Engineering · Shiraz, Iran, Islamic Republic of

Oct 2005 - Aug 2007

Bahonar Technical University

Associate Degree in Software Engineering · Software Engineering · Shiraz, Iran, Islamic Republic of

Certifications & licenses

Goethe-Zertifikat A1

Profile

Created

November 2025

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

Do you have questions? Here you can find further information.

Where is Sadegh based?

Sadegh is based in Barcelona, Spain.

What languages does Sadegh speak?

Sadegh speaks the following languages: Persian (Native), English (Advanced), German (Elementary), French (Elementary).

How many years of experience does Sadegh have?

Sadegh has at least 18 years of experience. During this time, Sadegh has worked in at least 4 different roles and for 6 different companies. The average length of individual experience is 3 years. Note that Sadegh may not have shared all experience and actually has more experience.

What roles would Sadegh be best suited for?

Based on recent experience, Sadegh would be well-suited for roles such as: Senior Full Stack Developer, Senior Full Stack Software Engineer, Senior Software Engineer.

What is Sadegh's latest experience?

Sadegh's most recent position is Senior Full Stack Developer at SmartRetail Co..

What companies has Sadegh worked for in recent years?

In recent years, Sadegh has worked for SmartRetail Co. and Trisilco Co..

Which industries is Sadegh most experienced in?

Sadegh is most experienced in industries like Energy, Information Technology (IT), and Retail. Sadegh also has some experience in Telecommunication, Banking and Finance, and Agriculture.

Which business areas is Sadegh most experienced in?

Sadegh is most experienced in business areas like Information Technology (IT), Product Development, and Business Intelligence. Sadegh also has some experience in Quality Assurance (QA).

Which industries has Sadegh worked in recently?

Sadegh has recently worked in industries like Retail, Banking and Finance, and Information Technology (IT).

Which business areas has Sadegh worked in recently?

Sadegh has recently worked in business areas like Information Technology (IT), Product Development, and Quality Assurance (QA).

What is Sadegh's education?

Sadegh holds a Bachelor in Software Engineering from University of Shiraz Pasargad and a Bachelor in Software Engineering from Bahonar Technical University.

Does Sadegh have any certificates?

Sadegh has 1 certificate: Goethe-Zertifikat A1.

What is the availability of Sadegh?

Sadegh is immediately available full-time for suitable projects.

What is the rate of Sadegh?

Sadegh's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.