Mohnish J. - Builder

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Berlin, Germany

Experience

Dec 2024 - Apr 2024

-1 years -7 months

Germany

Builder

Wherecanonefind

Implemented RAG architecture with Mistral AI APIs to help people find relevant events, job links & other details related to their job search & career
Used Tailwind UI Components and Flowbite

Nov 2024 - Dec 2024

2 months

Germany

Freelance Senior Engineer

FramePayments

Led efforts towards finalizing an observability solution to meet audit & compliance needs at scale
Implemented a Sharefile Ruby client to automate uploads of merchant data for KYC checks
Implemented an Alloy Ruby client to interface with their APIs in addition to working on other APIs

Jul 2022 - Jul 2024

2 years 1 month

Germany

Freelance Senior Developer

IndeedFlex

Enhanced a large & complex codebase by adding tests and refactoring code, strengthening core product and supporting client and partner growth
Improved observability by implementing event tracking & creating Redash dashboards, helping to analyse application usage & drive product roadmap decisions
Documented domain-specific & technical knowledge for the product & its tools, enabling faster & automatic query resolution and improved knowledge-sharing
Defined product specs & prioritised tasks in collaboration with product managers and other department colleagues; wrote tech specs as needed

Apr 2022 - Jun 2022

3 months

Germany

Freelance Senior Developer

Blinkist

Built a new B2B partner portal to extend product capabilities to support enterprise customers
Enhanced APIs of different microservices to be consumed by the partner portal

Jan 2022 - Apr 2022

4 months

Germany

Freelance Senior Developer

Getro

Built prototypes in two-week release cycles towards an MVP for the Getro People product
Added tracking capabilities using Woopra to measure impact and use lessons learned for better prototype iterations

Dec 2020 - Apr 2021

5 months

Germany

Senior Developer

Babbel

Led a team in building a new B2B2C app, unblocking team tasks and delivering a live customer demo
Led rebranding of a legacy product with significant technical debt; initiated documentation that reduced task cycle times and increased team autonomy
Improved onboarding experience, enabling faster ramp-up on new project work
Fostered a sense of belonging among team members, improving team connection

Jun 2020 - Nov 2020

6 months

Germany

Backend Developer

Honeypot

Led a team to build a recommendations feature
Reduced engineering team dependency by enabling business team autonomy
Built an inclusive and well-being focused work culture to maintain team connection
Identified process gaps such as missing backlog grooming ceremony and implemented improvements

Apr 2019 - Mar 2020

1 year

Germany

Backend Developer

Cobot

Anchored update of payment systems to be PSD2 SCA compliant under stringent timelines and understaffed conditions, enabling business continuity across the EU
Collaborated with customers, integration partners and their developers to improve add-on integrations, strengthening core product offerings and customer relations

May 2018 - Sep 2018

5 months

Singapore

Senior Developer

Kaligo (Ascenda Loyalty)

Delivered a brand new flights module as part of the Travel Edge platform on schedule
Implemented an OTP feature to complement existing product offerings

Jul 2017 - Apr 2018

10 months

Singapore

Senior Developer

MoneySmart

Delivered new projects using a Rails Engine architecture approach, enabling faster delivery by another tech team
Onboarded and paired with less experienced engineers to accelerate ramp-up on Rails engines
Led development of an Elixir service for a unified login system

Feb 2016 - Jul 2017

1 year 6 months

India

Senior Developer

Sephora

Optimized a Rails-powered cart show page performance by 32% (from 829ms to 558ms), impacting digital sales revenue
Led end-to-end implementation of a refunds project, enabling faster turnaround for customer service on refund requests
Implemented reports automation to improve fulfillment team effectiveness during heavy sale periods

Summary

A human-centered Senior developer who cares about people and his craft
12+ years of work experience (10+ years with Ruby on Rails, 1.5 years as a lead developer)
Experienced in building AI Systems with RAG architecture
Team Coach who can walk the talk from the frontlines