Software Engineer - AI Agent Memory Infrastructure San Jose Regular

ByteDance; San Jose (CA); On-site; USD 156,000 - 316,800; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) savings plan with company match

Paid parental leave

Paid sick days

Paid Personal Time

Job summary

ByteDance is seeking a Software Engineer for AI Agent Memory Infrastructure in San Jose, California. This role involves designing and optimizing memory infrastructures for AI agents, focusing on long-term and task-oriented memory systems. Candidates should have a Bachelor’s degree in Computer Science or a related field, along with strong experience in distributed systems and AI infrastructure. The position offers a competitive salary range of $156,000 - $316,800 annually, along with comprehensive benefits including medical insurance and a 401(k) plan.

Qualifications

• Bachelor’s degree or higher in Computer Science, Artificial Intelligence, Data Science, or related fields.
• Strong experience in distributed systems, databases, information retrieval, or AI infrastructure.
• Familiarity with memory systems and ability to analyze system trade-offs.

Responsibilities

• Design and optimize a unified memory infrastructure for AI agents.
• Collaborate to productionize memory capabilities and enhance system performance.

Skills

Distributed systems

Information retrieval systems

AI infrastructure

Proficiency in programming languages (Go, Python, C++)

Core technologies in LLM applications

Memory systems knowledge

Education

Bachelor’s degree in Computer Science or related fields

Job description

Software Engineer - AI Agent Memory Infrastructure

Location: San Jose

Team: Technology

Employment Type: Regular

Job Code: A238905B

Responsibilities

• Design, build, and evolve the next-generation memory infrastructure for AI agents, developing a unified platform that supports long-term memory, conversational memory, and task-oriented memory.
• Architect and optimize memory system pipelines for large-scale, low-latency, and high-availability environments, including data ingestion, storage, indexing, retrieval, updating, compression, and forgetting mechanisms to support real-time inference and personalized interactions.
• Explore key challenges at the intersection of large language models, context engineering, and data management, including memory representation, retrieval and ranking, conflict resolution, summarization and fusion, and memory lifecycle management.
• Design unified memory models and processing workflows for multimodal data (text, image, audio, behavioral signals), enhancing agents’ long-term consistency, personalization, and task completion in complex scenarios.
• Collaborate closely with model, application, and platform teams to productionize memory capabilities, and continuously optimize system performance across quality, latency, cost, reliability, and safety.
• Stay up-to-date with cutting-edge advancements and contribute to the long-term technical roadmap of AI agent memory systems, driving innovation and capability evolution.

Qualifications

Minimum Qualifications

• Bachelor’s degree or higher in Computer Science, Artificial Intelligence, Data Science, or related fields.
• Strong experience in distributed systems, databases, information retrieval systems, or AI infrastructure, with proven system design and production engineering capabilities.
• Proficient in at least one programming language such as Go, Python, or C++, with strong coding standards and engineering best practices.
• Solid understanding of core technologies in LLM applications, including embeddings, retrieval-augmented generation (RAG), context engineering, retrieval systems, and long-term state management.
• Familiarity with key areas in memory systems: memory extraction and representation, vector/graph indexing, retrieval and ranking, memory updating, compression and forgetting, multimodal memory fusion.
• Ability to analyze and optimize trade-offs across system performance, latency, cost, and scalability from both system and algorithm perspectives.

Preferred Qualifications

• Experience in agent memory systems, user profiling, recommendation/search feature platforms, or knowledge base systems.
• Contributions to or deep understanding of open-source memory frameworks such as mem0, memOS, memU, or similar solutions.
• Strong track record in databases, information retrieval, machine learning, or AI systems, including publications, impactful open-source work, or notable technical achievements.
• Experience in multimodal data processing, online inference systems, personalized agents, or long-term user state modeling.
• Experience with complex production systems is highly preferred.

Job Information

The base salary range for this position in the selected city is $156,000 - $316,800 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies, and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

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.