Kaustav Saha

Senior Software Engineer

Bengaluru, Karnataka, India10 yrs 2 mos experience

Most Likely To Switch

Key Highlights

Expert in high-scale, fault-tolerant systems
Proven track record in fintech and e-commerce
Strong background in statistical modeling and algorithms

Stackforce AI infers this person is a Backend-heavy Fullstack engineer with expertise in SaaS and Fintech.

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Skills

Core Skills

Database Management System (dbms)Amazon Web Services (aws)Statistical ModelingAlgorithms

Other Skills

Amazon S3AWS LambdaGo (Programming Language)MySQLAmazon DynamodbREST APIsAgile MethodologiesDesignLow-Level DesignHigh-Level DesignBuildkite Integration PipelinesargocdReact.jsAmazon KinesisAmazon SQS

About

Building cool stuff! Working on tier 0 high scale (1 million RPS), availability (99.99 %), low latency (single digit milliseconds) and fault-tolerant systems at Twilio. Have worked on systems that process billions of dollars worth of items at Amazon and oversee billions of dollars worth of loans at Citi. At TCS, learnt a pretty cool skill - graph traversal using SQL. Worked in development, production support and testing. Worked in big (40 members) and small (4 members) teams. Worked in massive (2 trillion USD) and medium size (10 billion USD) companies. Worked in slow and fast paced environments. Experienced in all stages of software development life cycle. Dabbled in data science, product and project management. Additionally, I can do the above mentioned things better than this Claude fellow (as of now). Interested in exploring the frontiers of Software Engineering.

Experience

10 yrs 2 mos

Total Experience

3 yrs 6 mos

Average Tenure

7 yrs 8 mos

Current Experience

Twilio

Senior Software Engineer

Sep 2024 – Present · 1 yr 8 mos · Bengaluru, Karnataka, India

Part of Segment, the industry leading CDP (customer data platform). Delivering personalized experiences to customers at scale through digital interactions. In short: user data + AI + communications.
Working with tier 0 systems operating at high scale (~1 million RPS), availability (99.99 %), low latency (single digit milliseconds) and fault tolerance.
Backend development + DevOps (making services 'Elite' tier wrt DORA metrics).

Database Management System (DBMS)Amazon S3AWS LambdaGo (Programming Language)AlgorithmsMySQL+9

Amazon

Software Development Engineer

Jan 2022 – Aug 2024 · 2 yrs 7 mos · Hyderabad, Telangana, India

Part of Returns and Recommerce org, making returning items on Amazon a delightful experience.
Working on tools to receive 1 Billion returned items annually and infer correct destination of such items based on their type and condition. Downstream systems dependent on us include (not limited to) customer refunds, seller reimbursement, fraud analytics and resell / re-commerce.

Database Management System (DBMS)Amazon S3AWS LambdaAlgorithmsMySQLAmazon Web Services (AWS)+9

Citi

Data Scientist (Spec Analytics Analyst)

Aug 2020 – Jan 2022 · 1 yr 5 mos · Pune Division, Maharashtra, India

Part of secured lending team. Keeping a watchful eye on credit risk profile of billions of dollars' worth of currently active secured (mortgage) loans.
Building and optimising systems to forecast credit default under various scenarios.

Database Management System (DBMS)Logistic RegressionMarkov ChainsMySQLStatistical ModelingAgile Methodologies+1

Must research

Member

Sep 2018 – Present · 7 yrs 8 mos

Hoping AI doesn't replace me. If you can't beat them, join them.

Tata consultancy services

System Engineer

Feb 2016 – Aug 2018 · 2 yrs 6 mos · Kolkata Area, India

Part of Retail vertical. Building technology to help retailers drive sales.
Working with Sephora, a luxury European brand owned by Luis Vuitton. Building systems that implement algorithms for in-store product placement to maximize sales.

Database Management System (DBMS)AlgorithmsMicrosoft SQL ServerMySQLAgile Methodologies

Variable energy cyclotron centre (vecc)

Project Trainee

Dec 2013 – Feb 2014 · 2 mos · Greater Kolkata Area

Worked in the Embedded systems division under Mr. Niraj Chadda on very low current measurement (pA to nA range). These systems are used to provide data acquisition support to cyclotron activities at VECC.