LLM Backend Engineer Graduate (Applied Machine Learning) - 2027 Start

Bytedance; San Jose (CA); On-site; USD 120,000 - 170,000; Full time

Job summary

ByteDance is seeking talented engineers to join Volcano Ark MaaS, a large model service platform. You will contribute to end-to-end services including model inference, evaluation, fine-tuning, AI application development, and a robust plugin ecosystem.

Join a team in San Jose focused on backend and cloud-native engineering, building high-availability systems, and advancing large-scale model inference pipelines.

Qualifications

• Bachelor's or Master's in Computer Science or related field.
• Proficient in at least one programming language (Golang, Java, C++, Python) with strong CS fundamentals.
• Understanding of backend engineering systems, databases, networks, OS, and distributed systems.

Responsibilities

• Design and develop core components of Volcano Ark MaaS platform, supporting APIs for text dialogue, multimodal understanding and generation.
• Contribute to cloud-native architecture evolution; implement high-availability features like grayscale releases, traffic shaping, circuit breaking and rate limiting.
• Tune performance for long connections, high throughput, streaming, and low latency in multimodal model inference.
• Ensure stability for large-scale model invocation and resolve bottlenecks during traffic spikes.

Skills

Golang

Java

C++

Python

Education

Bachelor's or Master's in CS or related

Tools

Kubernetes

Docker

Istio

Envoy

Job description

Join us as we work together to inspire creativity and enrich life around the globe.

Location:

San Jose

Team:

Technology

Employment Type:

Regular

Job Code:

A113406

Responsibilities

Volcano Ark is an all-in-one large model service platform launched by Volcano Engine. It is a leading platform in China's large model market by product capability and market share. The platform provides end-to-end services including model inference, evaluation, fine-tuning, AI application development, and a plugin ecosystem. Volcano Ark hosts Doubao and leading industry large models, and supports enterprise AI adoption through secure and trusted solutions as well as professional algorithm and technical services.Data AML is ByteDance's machine learning platform team. It provides training and inference systems for recommendation, advertising, computer vision, speech, and NLP scenarios across products such as Douyin, Toutiao, and Xigua Video. The team also supports internal business teams with large-scale machine learning compute, explores general and innovative algorithms for business problems, and offers core machine learning and recommendation system capabilities to external enterprise customers through Volcano Engine.We are looking for talented individuals to join our team. As a graduate, you will get opportunities to pursue bold ideas, tackle complex challenges, and unlock limitless growth.

• Design and develop core components of the Volcano Ark MaaS platform, supporting API capabilities for text dialogue, multimodal understanding, and multimodal generation.
• Participate in cloud-native architecture evolution, including Service Mesh, load balancing, and intelligent routing; design and implement high-availability solutions such as end-to-end grayscale release, traffic degradation, circuit breaking, and rate limiting.
• Perform system-level performance tuning for long connections, high throughput, streaming output, and low latency in multimodal large model inference scenarios.
• Ensure system stability for large-scale model invocation scenarios and resolve architectural bottlenecks caused by sudden traffic spikes.

Qualifications

Minimum Qualifications

• Individuals who are completing or have recently completed a Bachelor's or Master's degree in Computer Science or a related discipline.
• Proficient in at least one programming language such as Golang, Java, C++, or Python; has practical software development experience and solid computer science fundamentals.
• Understands basic backend engineering systems, including databases, computer networks, operating systems, and distributed system principles.

Preferred Qualifications

• Hands-on experience in server-side engineering.
• Understanding of Agent concepts and related technical implementations, such as Function Calling and MCP.
• Familiarity with cloud-native and service mesh technologies such as Kubernetes, Docker, Istio, and Envoy.
• Interest in large model inference pipelines, with relevant background knowledge.

Job Information

About Us

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.

As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

Reasonable Accommodation

ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request