IDT Corporation · 5 months ago
Senior Python Engineer (LLM)
United States
Full-time
Remote
Senior LevelIDT is a global communications company seeking a Senior Python Engineer with deep backend expertise to join their agile R&D team. The role focuses on integrating AI into production systems and building applications powered by large language models and cloud infrastructure.
Communications InfrastructureDigital EntertainmentFinancial ServicesPaymentsRetailTelecommunications
Responsibilities
Architect and develop full-stack applications powered by LLMs and modern backend services
Integrate large language models into production systems through APIs and prompt engineering
Design and manage scalable cloud infrastructure (AWS, GCP, or Azure)
Build and optimize data storage and querying for large, complex datasets
Rapidly prototype and iterate on MVPs and product concepts
Collaborate in a small, innovative R&D team with full autonomy and high impact
Qualification
Required
Expert-level Python development experience in backend-heavy environments
Strong experience using LLMs via APIs and prompt engineering (e.g., OpenAI, Anthropic)
Deep understanding of cloud architecture, distributed systems, and deployment best practices
Proven skills in database design, optimization, and handling large datasets
Startup or R&D mindset: independent, curious, fast-moving, and pragmatic
Excellent communication skills and fluent English (B2+ or higher)
Preferred
Full-stack capability with experience in React or modern frontend frameworks
Benefits
Remote work opportunity!
B2B Employment ($, gross).
Great learning and growth opportunities.
Compensation for professional training, seminars, and conferences.
Company
IDT Corporation
IDT Corporation enriches lives, providing communication, entertainment and financial services.
Founded in 1990
1001-5000 employees
H1B Sponsorship
IDT Corporation has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2023 (1)
2022 (3)
2021 (3)
2020 (3)
Funding
Current Stage
Public CompanyTotal Funding
unknown2001-02-26IPO
Leadership Team
S
Samuel Jonas
CEO & COO
David Wartell
Chief Technology Officer
Recent News
2025-12-05
National Retail Solutions
2025-10-07
2025-06-06
Company data provided by crunchbase