Shivendra Singh Tanwar

Leading technology at Billte, a Swiss B2B invoicing and billing platform. Responsible for engineering direction, team leadership, and delivering reliable product at scale.

• —Leading the engineering team and setting technical direction for the Billte platform
• —Driving architecture decisions for scalability and reliability of billing infrastructure
• —Previously built core REST APIs and microservices as Software Engineer (Dec 2018 – May 2022)

Lead engineer at Thar Digital Services, driving software development and engineering best practices.

• —Leading development teams and engineering initiatives
• —Responsible for release engineering and delivery pipelines

Senior engineer at one of India's largest fintech platforms, working on high-throughput payment infrastructure serving hundreds of millions of users.

• —Worked on scalable payment systems serving massive transaction volumes
• —Contributed to platform reliability and distributed systems engineering

Indian subsidiary of ALLPS GmbH (Switzerland), providing technical consultation for Swiss startups. Primary client: Billte AG.

• —Built reliable REST-based APIs for distributed microservices communication
• —Designed and developed the core billing module of the Billte application
• —Extended core functionality to improve the user billing experience
• —Integrated distributed microservices into a monolith for better resource efficiency
• —Handled deployment and maintenance across multiple client projects

Software products & services company specialising in technology solutions for the lottery & gaming industry.

• —Developed the client-side Retail Management System (RMS) in Angular
• —Built role and permissions management system using Express.js (Node.js)

Two concurrent internships: PHP Developer at the Indian Institute of Remote Sensing (ISRO), and software intern at WsCube Tech.

• —ISRO/IIRS: Built a prototype Kiosk Postal Service for the Indian Government using PHP, MySQL, Bootstrap — enabling postal access to remote areas across India
• —WsCube Tech: Contributed to web development projects during undergraduate studies

Undergraduate internship focused on core Java development.

• —Developed a fully functional rich text editor with search and formatting features using core Java