Mitali S.
Freelancer
Experience
Jul 2025 - Present
4 monthsCologne, Germany
Freelancer
Fintom8 Fintech AI UG
- Developed and deployed an AI-powered “E-Invoice Corrector” using Python, FastAPI, and the Google Agent Development Kit (ADK).
- Designed and implemented RESTful APIs for backend integration and automated e-invoice validation and correction.
- Contributed to the end-to-end product lifecycle, from prototype to production deployment.
- Documented APIs and maintained OpenAPI/Swagger specs and interactive Swagger UI for internal and external consumers.
- Maintained thorough documentation, version control (Git), and best practices in testing and code quality.
- Researched and evaluated AI-driven frameworks and new technologies to improve performance, scalability, and maintainability.
- Currently completing the Google Cloud Professional Certificate and expanding hands-on experience with transformer fine-tuning (Hugging Face), vector search concepts (Weaviate/Pinecone), and containerized deployment (Docker, CI/CD).
Jun 2024 - Jun 2025
1 year 1 monthBerlin, Germany
Java Backend Programming
DCI Digital Career Institute GmbH
- Learned core and advanced Java concepts
- Databases: PostgreSQL, MySQL
- Technologies: Spring Boot, Spring Security, Spring MVC, Hibernate, JDBC, REST APIs, Cloud Services
- Focused on writing clean code following SOLID principles
- German language course (Lingoda, Berlin) – B2 certificate
Oct 2023 - Apr 2024
7 monthsIndia
MERN Stack Developer
OneTick CDC
- Learned end-to-end web application development using MongoDB, Express.js, React.js, and Node.js (MERN) stack
- Built full-stack projects focusing on API design, authentication, and responsive UI development
- Gained hands-on experience with JavaScript ES6+, RESTful APIs, Git/GitHub, and deployment workflows
- Focused on clean, modular code and modern front-end practices
May 2022 - Aug 2023
1 year 4 monthsGermany
A1-B1 German Language (Integration Course)
VHS Friedberg
Dec 2008 - May 2020
11 years 6 monthsIndia
HR Manager
Various Reputed Companies
- Managed the full spectrum of HR functions, including recruitment, training, and operations, across multiple organizations.
- Coordinated cross-departmental teams to streamline processes and ensure effective communication between management, technical, and operational units.
- Led digital transition initiatives such as data-driven HR reporting and system automation to enhance efficiency and decision-making.
Summary
AI engineer who built and delivered an LLM-based E-Invoice Corrector to production using Python, FastAPI, LangChain and cloud infrastructure, with documented REST APIs (OpenAPI/Swagger). Strong in prompt engineering, retrieval-based system design and agent workflows; currently deepening hands-on experience with transformer fine-tuning, vector databases and CI/CD, and completing the Google Cloud Professional Certificate.
Languages
Hindi
NativeUrdu
NativeEnglish
AdvancedGerman
IntermediateEducation
Oct 2007 - Jun 2009
IMS Ghaziabad/GJ University
MBA in HR & Marketing · India
Oct 2003 - Jun 2006
MJPR University
B.Sc., Physics, Chemistry & Mathematics · India
Certifications & licenses
Introduction To German Payroll Accounting
Salesforce Administrator & Lightning App Builder
Scrum
Social Intelligence
Teamwork
Need a freelancer? Find your match in seconds.
Try FRATCH GPT More actions
Similar Freelancers
Discover other experts with similar qualifications and experience
- English
- Deutsch
2025 © FRATCH.IO GmbH. All rights reserved.