SFT Jobs - Remote & On-site

SFT jobs hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $287,616/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Leadership
Networking
Product
Design
Analytics
Support
Solutions
Enterprise Apps
Quantum

Alinia

alinia.ai
alinia.ai • HQ: Dover, United States • AI Safety & Alignment • AI Agents • 11-50 employees • Est. 2023 • Startup • Hiring 2
HQ: Dover, United States • AI Safety & Alignment • AI Agents • 11-50 employees • Est. 2023 • Startup • Hiring 2
We are on a mission to make human-machine interactions safer in the most critical scenarios and at scale. Our core values At Alinia, we are all driven by a passion to make people’s lives better. We approach challenges with a growth mindset and strive to amplify others.
Ariadna Font Llitjos · Executive Officer, Director · decision-maker
Carlos Munoz Ferrandis · Executive Officer, Director · decision-maker
Manuel Silva Martinez · Director
Careers mailbox is known
Open 399 daysVerified live · 26 min ago 1 year ago Long shot · 7%

Applied Research Scientist

≈ $48k – $112k per year (Estimated) • Hybrid (Barcelona, Spain) • Master's Degree • Full-Time
Python
AI/ML
JAX
NLP
TensorFlow
PyTorch
LLM
Data Augmentation
Synthetic Data
SFT
LLM Guardrails
Machine Learning
Post-training
+4
Apply

Twenty

twenty.io
twenty.io • HQ: Arlington, United States • National Security • Cyber Warfare • 501-1000 employees • Est. 2024 • Trust A • Hiring 32
HQ: Arlington, United States • National Security • Cyber Warfare • 501-1000 employees • Est. 2024 • Trust A • Hiring 32
Twenty is a US defense technology company building cyber warfare capabilities to deter attacks on American and allied networks. It hires mission deployment leads and command mission operations leads for teams in Arlington, Chantilly, Fort Meade and New York. The company is headquartered in Arlington, Virginia, United States.
Joseph Lin · Executive Officer, Director · decision-maker
Larry Olson · Executive Officer · decision-maker
Raymond Tonsing · Director
No careers mailbox known
Top 25% payVerified live · 3 hours ago 1 year ago Long shot · 15%

Applied AI Engineer

$159k – $263k per year • Middle • 4+ years exp • In office (Arlington, United States) • Bachelor's Degree • Full-Time • Middle
Python
Databases
PostgreSQL
Weaviate
Milvus
pgvector
Pinecone
AI/ML
LangGraph
LangChain
RLHF
JAX
Pydantic AI
TensorFlow
PyTorch
CrewAI
LLM
RAG
DPO
SFT
PPO
GRPO
Post-training
Pre-training
vLLM
Quantization
Prompt Engineering
ONNX
TensorRT
AgentOps
LLMOps
DevOps
GCP
Azure
AWS
Docker
Kubernetes
+26
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Fabrion

fabrion.com
fabrion.com • HQ: San Francisco, United States • Supply Chain AI • Industrial AI • 51-200 employees • Startup • Trust B • Hiring 8
HQ: San Francisco, United States • Supply Chain AI • Industrial AI • 51-200 employees • Startup • Trust B • Hiring 8
Transform complex industrial value chains with AI. Fabrion accelerates AI adoption across multi-tier value chains for industrial manufacturers, delivering step-change gains in operating speed and resilience.
No named decision-maker yet.
No careers mailbox known
Open 412 daysVerified live · 1 hour ago Visa sponsor 1 year ago Long shot · 6%

ML/AI Research Engineer — Agentic AI Lab (Founding Team)

≈ $154k – $338k per year (Estimated) • In office (San Francisco, United States) • Full-Time
Python
Rust
SQL
Databases
Weaviate
Neo4j
FAISS
Qdrant
PostgreSQL
Chroma
Delta Lake
DuckDB
Pinecone
AI/ML
LangGraph
LangChain
DeepSpeed
LlamaIndex
LoRA
vLLM
Fine-tuning
RLHF
Reinforcement Learning
Quantization
AI Agents
AutoGPT
Cohere SDK
LangSmith
QLoRA
Ragas
TGI
AgentOps
Falcon
Mistral
Transformers
LLM
RAG
TruLens
BabyAGI
Ray
Reranking
Mixtral
Hugging Face
Amazon SageMaker
DPO
SFT
PPO
FSDP
Knowledge Graph
LLM Evaluation
Interpretability
PEFT
DevOps
Kubernetes
+43
Apply
Open 430 daysVerified live · 1 hour ago Visa sponsor 1 year ago Long shot · 8%

ML Ops Engineer — Agentic AI Lab (Founding Team)

≈ $162k – $308k per year (Estimated) • Senior • 5+ years exp • Hybrid (San Francisco, United States) • Full-Time • Senior
Python
Go
Rust
JavaScript
Databases
Weaviate
Chroma
FAISS
Qdrant
AI/ML
LangGraph
Weights & Biases
LangChain
Ray Serve
DeepSpeed
LlamaIndex
LoRA
vLLM
Dagster
MLFlow
Triton Inference Server
Prefect
Fine-tuning
RLHF
Quantization
AI Agents
LangSmith
QLoRA
TGI
Falcon
Mistral
huggingface_hub
LLM
RAG
Ray
Mixtral
Triton
Hugging Face
Amazon SageMaker
LLMOps
DPO
SFT
FSDP
PEFT
Frontend
Next.js
React.js
DevOps
Terraform
Helm
GitHub Actions
OpenTelemetry
Prometheus
CI/CD
ArgoCD
Docker
Kubernetes
Grafana
Platform Engineering
Amazon EKS
Google GKE
AWS Lambda
SLI/SLO/SLA
GCP
AWS
Cybersecurity
Keycloak
SOC 2
HIPAA
+56
Apply

Datadog

datadoghq.com
datadoghq.com • HQ: New York, United States • Cloud Security • Log Management & Analytics • Observability & APM • 1001-5000 employees • Est. 2010 • NASDAQ: DDOG • Trust B • Hiring 416, 27 new
HQ: New York, United States • Cloud Security • Log Management & Analytics • Observability & APM • 1001-5000 employees • Est. 2010 • NASDAQ: DDOG • Trust B • Hiring 416, 27 new
Datadog is an American software company headquartered in New York that provides a cloud observability and security platform delivered as SaaS. Founded in 2010 and listed on Nasdaq, it covers infrastructure, application and log monitoring, security, digital experience, software delivery and AI observability, runs the DASH conference and has offices in Boston, Paris, Dublin, Amsterdam, Tokyo, Singapore and Sao Paulo. Openings span software and security engineering, sales and sales engineering, recruiting, enablement, finance, marketing and research roles in North America, Europe, Asia and Latin America.
Amit Agarwal · Executive Officer · decision-maker
Alexis Le-Quoc · Executive Officer, Director · decision-maker
Olivier Pomel · Executive Officer, Director · decision-maker
Chad Savoy · Executive Officer · decision-maker
Careers mailbox is known
Open 413 daysVerified live · 3 hours ago 1 year ago Long shot · 3%

AI Research Engineer - Datadog AI Research (DAIR)

≈ $68k – $144k per year (Estimated) • Equity • In office (Paris, France)
Python
Rust
C++
C++
PyTorch C++
AI/ML
Multimodal AI
Ray
Anomaly Detection
Time Series Forecasting
Post-training
World Models
DeepSpeed
CUDA Toolkit
Fine-tuning
RLHF
Quantization
JAX
PyTorch
CUDA
SFT
Megatron-LM
Speculative Decoding
DevOps
Datadog
SLURM
+15
Apply

The AGI Company

theagi.company
theagi.company • HQ: San Francisco, United States • AI Agents • Likely startup • Trust B • Hiring 6
HQ: San Francisco, United States • AI Agents • Likely startup • Trust B • Hiring 6
MultiOn builds artificial intelligence agents that browse and act on the web for users. Its API automates bookings, purchases and research tasks. The company focuses on reliable multi step web actions.
No named decision-maker yet.
Careers mailbox is known
Open 425 daysVerified live · 1 hour ago 1 year ago Long shot · 3%

AI Researcher

≈ $167k – $366k per year (Estimated) • In office (San Francisco, United States) • Relocation • Full-Time
RLHF
Quantization
Knowledge Distillation
Function Calling
AI Agents
Mixture of Experts
OpenAI
DPO
SFT
GRPO
Post-training
Computer Use
Speculative Decoding
KV Cache
Tool Use
Model Distillation
DevOps
GitHub
+9
Apply
genesis.ml • HQ: Burlingame, United States • Drug Discovery • Drug Discovery AI • 51-200 employees • Est. 2019 • Startup • Trust C • Hiring 11
HQ: Burlingame, United States • Drug Discovery • Drug Discovery AI • 51-200 employees • Est. 2019 • Startup • Trust C • Hiring 11
Genesis Molecular AI is a drug discovery company headquartered in Burlingame, California, and founded in 2019. The company combines deep learning models of molecular structure and binding with in-house chemistry and biology to design small molecule drug candidates against difficult targets. It advances its own pipeline while running partnered discovery programmes with large pharmaceutical companies, and previously operated under the name Genesis Therapeutics.
William Mccarthy · Executive Officer · decision-maker
Stephen Dann · Executive Officer · decision-maker
Benjamin Sklaroff · Executive Officer · decision-maker
Nicholas Stock · Executive Officer · decision-maker
Careers mailbox is known
Likely inactiveVerified live · 1 hour ago Visa sponsor 1 year ago Long shot · 5%

ML Research Engineer, Foundation Models (Senior / Staff / Principal)

≈ $179k – $367k per year (Estimated) • Lead • 2+ years exp • Hybrid (San Mateo, New York, United States) • Master's Degree • Full-Time • Principal
Python
AI/ML
CUDA Toolkit
PyTorch Lightning
Reinforcement Learning
PyTorch
Ray
CUDA
Post-training
Machine Learning
RLHF
Quantization
Diffusion Models
TensorRT
LLM
Synthetic Data
Triton
SFT
+9
Apply

Coupang

coupang.com
coupang.com • HQ: Seoul, South Korea • Delivery • Marketplaces • E-commerce Platforms • 1001-5000 employees • Est. 2010 • Trust A • Hiring 540, 52 new
HQ: Seoul, South Korea • Delivery • Marketplaces • E-commerce Platforms • 1001-5000 employees • Est. 2010 • Trust A • Hiring 540, 52 new
Coupang is a leading South Korean e-commerce company founded in 2010 that operates one of the country's largest online retail platforms. The company is widely recognized for its specialized logistics network, known as "Rocket Delivery," which enables same-day or next-day fulfillment for millions of products. In addition to online shopping, Coupang has expanded its ecosystem into digital streaming with Coupang Play, food delivery through Coupang Eats, and international markets such as Taiwan.
No named decision-maker yet.
Careers mailbox is known
Open 454 daysVerified live · 2 hours ago 1 year ago Long shot · 13%

Senior Staff/Staff Machine Learning Engineer

≈ $58k – $133k per year (Estimated) • Staff+ • 10+ years exp • In office (Beijing, Shanghai, China) • Master's Degree • Staff
Python
Java
C++
Databases
Milvus
Vespa
AI/ML
Spark
LoRA
vLLM
Fine-tuning
Embeddings
RLHF
Quantization
Multimodal AI
Knowledge Distillation
NLP
TensorRT
LLM
Ray
Reranking
DPO
SFT
Recommender Systems
Model Distillation
Machine Learning
PEFT
DevOps
Kubernetes
+18
Apply

Ippon Technologies

ippon.tech
ippon.tech • HQ: Paris, France • DevOps & Platform Engineering • Cloud Consulting & Migration • IT Consulting & Digital Transformation • 201-500 employees • Est. 2002 • Trust D • Hiring 51
HQ: Paris, France • DevOps & Platform Engineering • Cloud Consulting & Migration • IT Consulting & Digital Transformation • 201-500 employees • Est. 2002 • Trust D • Hiring 51
Ippon Technologies is a technology consulting firm founded in Paris in 2002 by former judo champion Stephane Nomis, advising clients on software engineering, data and AI, cloud, DevOps, product management and IT architecture. It has more than 600 staff, French offices including Lyon and Lille, a US headquarters in Richmond, Virginia with offices in New York, Washington and Atlanta, and an Australian business, and it is a Snowflake and AWS partner. It hires data engineers, data architects, cloud and DevOps consultants, Java full stack developers, tech leads, ML engineers and consulting practice leaders.
Christophe Meunier · Directeur Général · decision-maker
No careers mailbox known
Likely inactiveVerified live · 2 hours ago 1 year ago Long shot · 7%

Expert·e ou référent·e IA

≈ $47k – $80k per year (Estimated) • Senior • Hybrid • Senior • French: C1
NLP
TensorFlow
PyTorch
RAG
Hugging Face
DPO
SFT
Machine Learning
DevOps
GCP
Azure
AWS
Management
Agile
+4
Apply
Likely inactiveVerified live · 2 hours ago 3 years ago Long shot · 4%

Data & IA Engineer (F/H)

≈ $44k – $72k per year (Estimated) • Middle • 3+ years exp • Hybrid • PhD • Middle • French: C1
Python
SQL
AI/ML
MLFlow
dbt
NLP
TensorFlow
PyTorch
Hugging Face
DPO
SFT
Machine Learning
DevOps
GCP
Datadog
Azure
CI/CD
AWS
Docker
+9
Apply

Chakra

chakra.dev
chakra.dev • HQ: New York, United States • AI Agents • AI Training Data & Annotation • 1-10 employees • Startup • Hiring 3
HQ: New York, United States • AI Agents • AI Training Data & Annotation • 1-10 employees • Startup • Hiring 3
Deterministic RL environments and trajectory datasets for CUA training. Pixel-perfect multi-layer clones, temporal integrity, automated verifiable task generation.
No named decision-maker yet.
Careers mailbox is known
Open 526 daysVerified live · 1 hour ago 1 year ago Long shot · 9%

Member of Technical Staff, Applied Research

≈ $173k – $353k per year (Estimated) • Staff+ • In office (New York, United States) • Master's Degree • Full-Time • Staff
Python
Python
FastAPI
AI/ML
Fine-tuning
Reinforcement Learning
Function Calling
PyTorch
LLM
SFT
GRPO
Post-training
FSDP
LLM Evaluation
Tool Use
Reward Modeling
Machine Learning
DevOps
AWS
Management
Airtable
Stripe
+10
Apply

MiniMax

minimax.io
minimax.io • HQ: Shanghai, China • Generative Audio & Music • Conversational AI • LLM & Generative AI • Foundation Models • Generative Video • 1001-5000 employees • Est. 2021 • Trust D • Hiring 145, 4 new
HQ: Shanghai, China • Generative Audio & Music • Conversational AI • LLM & Generative AI • Foundation Models • Generative Video • 1001-5000 employees • Est. 2021 • Trust D • Hiring 145, 4 new
MiniMax is a Chinese artificial intelligence company founded in Shanghai in 2021 by former SenseTime researchers, and one of the country's most commercially aggressive model developers. It builds text, speech, image and video foundation models in house and pushes them straight into consumer products, including the Hailuo video generator and the Talkie and Xingye companion applications that have found large audiences inside and outside China. The company also sells API access to enterprises, released the open-weight M-series reasoning models, and listed in Hong Kong in 2025.
Yan Junjie · Founder & Chief Executive Officer · decision-maker
Zhou Yucong · Co-Founder · founder
Yang Bin · Co-Founder · founder
No careers mailbox known
Likely inactiveVerified live · 3 hours ago 1 year ago Long shot · 2%

AI Data 研发工程师(大模型数据方向)

In office (Shanghai, China) • Full-Time • Chinese: C1
Python
Java
AI/ML
Spark
RLHF
Flink
Ray
Mixture of Experts
MiniMax
SFT
RLAIF
DevOps
Kubernetes
Linux
+4
Apply

Tutus

tutus.se
tutus.se • Falun • Danderyd • Trust D • Hiring 15, 1 new
Falun • Danderyd • Trust D • Hiring 15, 1 new
Tutus är ett privatägt svenskt företag, grundat 1992. Vi har sedan dess utvecklat högkvalitativa nätverkskrypteringslösningar åt militär, myndigheter och företag för användning i verksamheter som kräver hög nivå på säker kommunikation.
No named decision-maker yet.
Careers mailbox is known
Likely inactiveVerified live · 3 hours ago 1 year ago Long shot · 4%

Senior AI Engineer

≈ $69k – $178k per year (Estimated) • Senior • In office (Danderyd, Sweden) • Full-Time • Senior
Python
TypeScript
JavaScript
AI/ML
LoRA
vLLM
SGLang
TensorRT-LLM
LLM
RAG
DPO
SFT
TensorRT
PEFT
Frontend
React.js
+6
Apply

Letta

letta.com
letta.com • HQ: San Francisco, United States • AI Development Tools • AI Agents • 1-10 employees • Est. 2023 • Startup • Trust B • Hiring 4
HQ: San Francisco, United States • AI Development Tools • AI Agents • 1-10 employees • Est. 2023 • Startup • Trust B • Hiring 4
Letta is a company founded in 2023 by University of California, Berkeley researchers behind the MemGPT project on long-term memory for language models. Its open-source framework and cloud service give agents persistent memory that survives beyond a context window, with tooling to inspect and edit what an agent remembers. The project is widely used by developers building assistants that must retain state over months.
No named decision-maker yet.
Careers mailbox is known
Open 618 daysVerified live · 3 hours ago Visa sponsor 1 year ago Long shot · 4%

Research Engineer / Scientist, Post-Training

≈ $165k – $361k per year (Estimated) • In office (San Francisco, United States) • Full-Time
Python
AI/ML
Spark
Fine-tuning
Reinforcement Learning
AI Agents
Letta
PyTorch
Ray
Synthetic Data
OpenAI
SFT
Post-training
Tool Use
Reward Modeling
+6
Apply

CyberAgent

cyberagent.co.jp
cyberagent.co.jp • HQ: Tokyo, Japan • Mobile Games • Streaming & OTT Platforms • Advertising • 1001-5000 employees • Est. 1998 • Trust D • Hiring 131, 1 new
HQ: Tokyo, Japan • Mobile Games • Streaming & OTT Platforms • Advertising • 1001-5000 employees • Est. 1998 • Trust D • Hiring 131, 1 new
CyberAgent is a Tokyo internet company founded in 1998 that runs one of the largest digital advertising agencies in Japan. It operates the ABEMA streaming service, a substantial mobile game business through Cygames and other studios, and invests in artificial intelligence for advertising creative. The company develops its own advertising technology stack and media platforms in house.
No named decision-maker yet.
No careers mailbox known
Likely inactiveTop 25% pay 2 years ago Long shot · 2%

【AIクリエイティブ新規事業・審査AI】機械学習エンジニア

$385k – $1.1M per year • In office (Tokyo, Japan) • Full-Time
LoRA
vLLM
Gemini
LLM
LLMOps
SFT
PEFT
Chips/EDA
PoC Library
Apply
proxima.ae • Boston • New York • Zurich • Dubai • Managed IT Services (MSP) • Video Surveillance • Systems Integrators • Trust B • Hiring 8
Boston • New York • Zurich • Dubai • Managed IT Services (MSP) • Video Surveillance • Systems Integrators • Trust B • Hiring 8
Proxima Technologies — trusted IT, ELV & cyber security integrator across the UAE. SIRA CCTV, structured cabling, cloud & 24/7 managed IT.
No named decision-maker yet.
Careers mailbox is known
Open 940 daysVerified live · 1 hour ago 2 years ago Long shot · 4%

AI Scientist

Equity • Middle • 4+ years exp • In office (Zurich, Switzerland, Boston, New York, United States) • Master's Degree • Full-Time • Middle
Reinforcement Learning
Multimodal AI
Diffusion Models
Transfer Learning
PyTorch
Tokenization
DPO
SFT
GRPO
Post-training
Pre-training
Machine Learning
NLP
PPO
+6
Apply

Neuralink

neuralink.com
neuralink.com • HQ: Fremont, United States • Medical & Healthcare Robotics • Neurotech & Neuromodulation • 1001-5000 employees • Est. 2016 • Trust B • Hiring 73, 3 new
HQ: Fremont, United States • Medical & Healthcare Robotics • Neurotech & Neuromodulation • 1001-5000 employees • Est. 2016 • Trust B • Hiring 73, 3 new
Neuralink is an American neurotechnology company founded in 2016 by Elon Musk and a team of scientists and engineers to build implantable brain-computer interfaces. Its N1 implant records neural activity through flexible electrode threads placed by a purpose-built surgical robot, allowing trial participants to control computers and devices directly with their thoughts. Headquartered in Fremont, California with a second campus in Austin, Texas, the company runs clinical studies aimed at restoring autonomy to people living with paralysis and is developing a vision prosthesis called Blindsight.
Max Hodak · Co-Founder · decision-maker
DJ Seo · Co-Founder & President · decision-maker
Elon Musk · Co-Founder & Chief Executive Officer · decision-maker
Jared Birchall · Executive Officer, Director · decision-maker
Careers mailbox is known
Likely inactiveVerified live · 3 hours ago Visa sponsor 3 years ago Long shot · 3%

Machine Learning Engineer

≈ $176k – $385k per year (Estimated) • Equity • In office (Austin, South San Francisco, United States) • Bachelor's Degree
Python
Rust
TypeScript
Swift
AI/ML
Reinforcement Learning
Quantization
Self-Supervised Learning
Time Series Forecasting
SFT
PPO
Post-training
Pre-training
Machine Learning
JAX
PyTorch
Mobile
SwiftUI
Robotics
Sensor Fusion
Reinforcement Learning
+10
Apply
Machines can read this selection · checked 01:35 UTC
SFT Jobs - Remote & On-site
Frequently asked questions
How many SFT jobs are available on Alion?
There are currently 412 active listings from 221 hiring companies on Alion, refreshed daily.
What salary do SFT jobs pay?
The average salary is around $287,616 per year based on the current listings.
Are remote options available for SFT jobs?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for SFT jobs?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.