Sachin Mour - Lead Software Engineer

Q: Where is Sachin based?

Sachin is based in Póvoa de Santa Iria, Portugal and prefers 100% remote projects.

Q: What languages does Sachin speak?

Sachin speaks the following languages: English (Advanced), Danish (Elementary), German (Elementary) .

Q: How many years of experience does Sachin have?

Sachin has at least 15 years of experience. During this time, Sachin has worked in at least 4 different roles and for 10 different companies . The average length of individual experience is 2 years and 6 months . Note that Sachin may not have shared all experience and actually has more experience.

Q: What is Sachin's latest experience?

Sachin's most recent position is Lead Software Engineer at Toptal .

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

In recent years, Sachin has worked for Toptal and Verizon Media/RYOT .

Q: Which industries is Sachin most experienced in?

Sachin is most experienced in industries like Information Technology (IT) , Education , and Fashion and Apparel . Sachin also has some experience in Food and Beverage , Retail , Media, and Entertainment and Publishing .

Q: Which business areas is Sachin most experienced in?

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

Q: Which industries has Sachin worked in recently?

Sachin has recently worked in industries like Fashion and Apparel , Food and Beverage , and Retail .

Q: Which business areas has Sachin worked in recently?

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

Recommended expert

Póvoa de Santa Iria, Portugal

Experience

Aug 2022 - Present

3 years 7 months

Lead Software Engineer

Toptal

Developing a React Native mobile app and Node backend helping users to track and shop food and clothes.
Using AI to detect food items and their quantity to log meals.
Using AI to detect faces, garment detection, and helping users virtually try different clothes.
Reduced the time from development to production from days to minutes by automating every part of the pipeline.
Improved performance of the app to make sure it’s always 60 frames/sec.
Maintained a test coverage of over 70% for all code using Jest and Appium for end-to-end testing.
Technologies: Javascript, GoLang, Expo, Nest.js, Next.js, System Design, AI, OpenCV, Firebase, GCP, MobX, Webpack, React Native, Bash, AWS Serverless, AWS OpenSearch, Schema Design, Jest, Appium, GraphQL, Postgresql, PrismaORM, SAM, Terraform, Python, Typescript, Node.js, React.js, Docker

Jul 2020 - Aug 2022

2 years 2 months

Lead Software Engineer

Verizon Media/RYOT

Developing a web based 3D modeling tool to help content creators create models used in NFL, HuffPost, Yahoo.
Created backend architecture from scratch following microservices pattern using AWS Lambdas for stateless and Kubernetes EKS for stateful parts and setup monitoring to ensure reliability and security.
Implemented several API microservices in Typescript/Go using GraphQL and published documentation for each.
Maintained a test coverage of over 70% for all code using Jest, Vi-test, K6 and Cypress.
Created a development environment using Docker to reduce onboarding time of new developers from weeks to days.
Kept the response time of all synchronous communications below 300ms.
Technologies: Javascript, Go, Nest.js, Next.js, System Design, Webpack, Bash, Redis, AWS Serverless, Schema Design, Jest, Vi-test, GraphQL, Postgresql, PrismaORM, SAM, Terraform, Python, Go, Typescript, Node.js, React.js, DynamoDB, Neo4J, Nginx, Docker

Jul 2019 - Jul 2020

1 year 1 month

Copenhagen, Denmark

Senior Software Engineer

ISSUU

Developing next generation web PDF reader by breaking PDF into its basic form to help creators create and share content efficiently.
Worked with the development team to establish coding standards and monitored guidelines that provide prompt feedback to allow for timely adjustment and revalidation.
Responsible for creating the technical approach of projects throughout all phases of the software development life cycle.
Onboarded new developers to the code base and got them productive.
Improved machine learning algorithms to help extract articles and their content to reduce the manual work needed from users.
Worked on backend entities written in Ocaml capable of serving north of 100 million unique users every month.
Technologies: Javascript, System Design, Webpack, Bash, Ocaml, Kotlin, Protobuf, Python, AWS Serverless, Typescript, Node.js, Java, D3.js, React.js, SQL, Nginx, RabbitMQ, Redux

Feb 2018 - Jul 2019

1 year 6 months

Copenhagen, Denmark

Senior Software Engineer

Danske Bank

Developing a cross-browser financial platform for companies called District using reactive programming, Cycle.js, React.js.
Improved developer onboarding experience on the platform and supported other teams within the organization.
Wrote multiple libraries to be used by other teams to help them build for, and communicate (SDK) with the platform.
Made architectural decisions and maintained a full stack overview.
Implemented API microservices and automated end-to-end testing and integrated them with automated pipelines using GoCD.
Implemented automated pipelines to build, test, and deploy code from commit to customer using new features.
Responsible for deployments, releases, static servers, bugs, and issues.
Worked with centralized monitoring environments (Grafana, AppDynamics, Kibana) which gather system metrics.
Interviewed, supported, and mentored other developers.
Technologies: Javascript, Webpack, Cycle.js, Bash, Node.js, Typescript, D3.js, Java, React.js, SQL, Nginx, Most.js, RabbitMQ, Redux

Feb 2017 - Feb 2018

1 year 1 month

Stuttgart, Germany

Software Engineer

K15t Software GmbH

Performed software development tasks, such as prototyping, feature development, bug fixing, unit testing, and writing automated functional tests.
Worked on the frontend to efficiently create user interfaces using React and Redux.
Delivered tech talks to internal and external audiences.
Helped in recruitment of new hires.
Developed backend REST APIs using AWS Lambda and Node.js to save costs.
Technologies: Javascript, Webpack, React.js, Node.js, AWS Serverless

Jan 2017 - Dec 2017

1 year

Software Engineer

Brainbuild (Toptal)

Developed their mobile platform using React Native.
Implemented a push notifications server for the application.
Responsible for mobile design and development.
Technologies: Javascript, Webpack, React Native, Expo.io, Redux, Node.js

Jan 2017 - Dec 2017

1 year

Software Engineer

Roomsie (Toptal)

Developed their web platform using React.
Developed tooling for other developers to use.
Developed backend APIs on AWS Lambda to reduce costs.
Technologies: Javascript, Webpack, React, Expo.io, Redux, Node.js

Jul 2016 - Dec 2020

4 years 6 months

Lead Software Engineer (Volunteer)

NYC Outward Bound Schools

Built a dashboard to help manage student data for different user levels using React, Redux, Webpack, and Node.js which saved the company more than $10,000 per year by removing dependency on their old system.
Created a way to visualize their data to determine key variables to improve student success.
Engineered a way to upload different types of data and parse them in one single-sourced database.
Developed a backup and restore system for emergencies.
Created ways to export data in every possible format.
Managed a team of two other developers working remotely.
Technologies: Javascript, React, Redux, Webpack, Node.js, MongoDB, Bash

Jan 2016 - Dec 2016

1 year

Software Engineer

Saferide Health

Created a notification system for the app dashboard to manage different user notifications.
Developed a chat system for customer support to help clients make better use of the application.
Supported the development of the mobile application using React Native and Redux.
Technologies: React, React Native, Redux, iOS, Javascript

Jan 2011 - Dec 2016

6 years

Software Engineer

Freelancing

One of the top freelancers in my skill set on Upwork.
Implemented a wide variety of tasks including web scraping, writing small Electron applications, improving mobile apps, developing extensions, frontend, backend, static servers, databases.
Monitored progress against task estimates to provide status updates to clients and ensure projects stayed on track.
Planned, documented, and executed plans to ensure all code changes met requirements.
Worked with various companies ranging from IoT companies to small startups.
Technologies: Javascript, React, Redux, Webpack, Node.js, Nginx, Ruby, Rails, Java, C++

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 Information Technology (9 years), Education (4.5 years), Fashion (3.5 years), Food and Beverage (3.5 years), Retail (3.5 years), and Media and Entertainment (3 years).

Information Technology

Education

Fashion

Food and Beverage

Retail

Media and Entertainment

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 (15 years), Product Development (9 years), Business Intelligence (4.5 years), Project Management (4.5 years), and Quality Assurance (2 years).

Information Technology

Product Development

Business Intelligence

Project Management

Quality Assurance

Summary

Innovating at the intersection of technology and creativity, I am driven by the pursuit of elegant solutions to complex problems. With a relentless focus on excellence and a passion for continuous learning, I thrive in transforming ideas into impactful software that exceeds expectations.

Skills

Devops

Aws Serverless
Jenkins
Github Actions
Docker
Kubernetes
Elk
Automation
Screwdriver
Bash
Gocd
Nginx
Bitbucket Pipelines

Back-end

Microservices
Elasticsearch
Redis
Neo4j
Shopify
Nest.js
Rabbitmq
Kafka
Protobuf
Ha Proxy
Typescript
Graphql
Aws
Postgres
Node.js
Bash
Mongodb
Google Cloud
Firebase
Sql
Pm2
Cypress
Testcafe

Front-end

React
React Native
Expo
Javascript
Cycle.js
Most.js
Redux
D3.js
Three.js
Typescript
Jest
Next.js
Web Usability
Html5
Css
Webpack
Lerna

Languages

English

Advanced

Danish

Elementary

German

Elementary

Profile

Created

January 2025

Last Update

April 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 Sachin based?

Sachin is based in Póvoa de Santa Iria, Portugal and prefers 100% remote projects.

What languages does Sachin speak?

Sachin speaks the following languages: English (Advanced), Danish (Elementary), German (Elementary).

How many years of experience does Sachin have?

Sachin has at least 15 years of experience. During this time, Sachin has worked in at least 4 different roles and for 10 different companies. The average length of individual experience is 2 years and 6 months. Note that Sachin may not have shared all experience and actually has more experience.

What roles would Sachin be best suited for?

Based on recent experience, Sachin would be well-suited for roles such as: Lead Software Engineer, Senior Software Engineer, Software Engineer.

What is Sachin's latest experience?

Sachin's most recent position is Lead Software Engineer at Toptal.

What companies has Sachin worked for in recent years?

In recent years, Sachin has worked for Toptal and Verizon Media/RYOT.

Which industries is Sachin most experienced in?

Sachin is most experienced in industries like Information Technology (IT), Education, and Fashion and Apparel. Sachin also has some experience in Food and Beverage, Retail, Media, and Entertainment and Publishing.

Which business areas is Sachin most experienced in?

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

Which industries has Sachin worked in recently?

Sachin has recently worked in industries like Fashion and Apparel, Food and Beverage, and Retail.

Which business areas has Sachin worked in recently?

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

What is the availability of Sachin?

Sachin is immediately available for suitable projects.

What is the rate of Sachin?

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