Toss

IDC Manager

Open 83d APAC

AI API GPU PowerShell Python

# 합류하게 될 팀에 대해 알려드려요 - 토스뱅크 Infra Team 소속으로, 인프라 자동화 SE·Systems Engineer·Network Engineer와 긴밀하게 협업해요. - "Platform as a Product" 관점으로, 반복 수작업(Toil)을 제거하고 팀의 엔지니어링 역량을 높이는 것이 미션이에요. - 자동화 플랫폼을 기반으로 인프라 운영의…

AI Engineer

Open 77d APAC

Builds and deploys LLM-based AI investment agents for Toss Securities, designing multi-agent systems, tool orchestration, and data pipelines to deliver personalized financial advice while ensuring compliance, explainability, and reliability for millions of users.

AI LLM Observability RAG

AI Engineer (Brain, AIOC)

Open 75d APAC

AI LLM Machine Learning RAG

Build and refine AI agents that converse naturally with customers via text, images, and real-time voice, using RAG, tool calling, and multimodal models to execute business tasks.

120M – 180M KRW

Business Development Representative

Open 70d APAC

AI CRM Linkedin Sales Navigator Salesforce

합류하게 될 팀에 대해 알려드려요 토스 Ads는 월 2,300만+ 유저를 보유한 토스의 광고 플랫폼이에요. 1,900만+ 유저의 결제·자산·행동 데이터를 동의 기반으로 활용한 퍼스트파티 데이터 타겟팅이 핵심 차별점이며, 서드파티 쿠키가 사라지는 시대에 정교한 타겟팅과 명확한 성과 측정이 가능한 몇 안 되는 매체예요. 세일즈 팀은 단순히 매체를 파는 것이 아니라, 시도를 장려하고 함께…

AI Manager

Open 68d APAC

# 합류하게 될 팀에 대해 알려드려요 - AI Manager는 토스 Data Division의 AI Tribe에 소속되어 있어요. - AI Tribe는 토스의 중앙 AI 조직으로 전사의 ML/AI Platform을 제공하며 공통화된 ML/AI 모델을 제공하는 팀으로 구성되어 있어요. - 개별 요청을 해결하는 데 그치지 않고, 반복되는 문제와 공통 요구를 여러 제품과 조직이 활용할 수 있는…

AI Machine Learning

IT Strategy Manager

Open 61d APAC

# 합류하게 될 팀에 대해 알려드려요 - IT Strategy Manager는 기술 전략을 담당하는 Tech Excellence Tribe 산하 IT Planning Team에 소속되어요. (입사 후 내부적으로 통용되는 직무 명칭은 IT Planning Manager 로 동일해요) - IT Planning Team은 규정 준수만 담당하는 지원 조직이 아니에요. 인프라, 플랫폼, 데이터,…

AI Machine Learning

Technical Writer

Open 56d APAC

AI API Git GitHub Technical Writing

Technical Writer at Toss's Ads Domain building documentation systems from scratch, managing API/webhook docs for ad partners, and designing AI pipelines to automate document review and feedback using Markdown and Git-based workflows.

Data Analyst (7년 미만)

Open 48d APAC

AI Amplitude LLM Python SQL +1 skills

Data Analyst at Toss Bank works within squads to define business problems, run analyses (SQL, Python/R, A/B tests), build reusable data structures, and drive data‑based decisions using modern tools like AI/LLM.

AI Platform Engineer (Inference Pipeline)

Open 47d APAC

Designs and operates large-scale AI inference pipelines at Toss, combining ML, LLM, and Vision models to automate high-volume judgment tasks; owns end-to-end cost, throughput, and reliability (async/batch design, rate limits, failover) and helps evolve the shared AI platform across domains.

AI LLM Machine Learning

Security Engineer (네트워크 보안)

Open 44d APAC

Network security engineer on Toss's Security Infrastructure team in Seoul, building and operating the controls that protect Toss's services and employees: network segmentation for financial compliance, access control, and visibility/detection systems. Core work spans network security solutions (firewall, DDoS, IDS/IPS, WAF, SASE, ZTNA, VPN) plus automation and AI-based detection.

AI SaaS Sase VPN WAF

Business Analyst

Open 42d APAC

AI Business Development Looker Tableau

Business Analyst on the Strategy Team at Toss CX (Viva Republica's ~600-person CX subsidiary in Seoul), analyzing company-wide data to surface KPIs, model business scenarios, and build Looker/Tableau dashboards that drive decisions as the company expands into external BPO business. Core stack: SQL, Looker, Tableau, data warehousing.

Data Analytics Engineer (DW/Global)

Open 42d APAC

AI Airflow API BigQuery Data Warehousing +5 skills

Builds and operates Toss's global data warehouse: ingesting dozens of source feeds into Snowflake, running region-neutral dbt/Airflow batch pipelines, enforcing data quality, and enabling AI agents via semantic layers, ontologies, and internal tooling. Core stack is Snowflake, dbt, Airflow, SQL, and Python.

Strategy Director

Open 40d APAC

AI Analytics Business Development Data Analytics

📢 리테일 투자 시장의 다음 챕터를 설계할 전략가를 찾습니다. 합류하게 될 팀에 대해 알려드려요 토스증권 Strategy Division소속으로 대표·C-레벨과 가장 가까운 거리에서 회사의 3~5년 궤적을 함께 그리는 조직이에요. Product, Data Analytics, Business Development, Finance, Compliance와 매일 부딪히면서, "지금…

Systems Engineer

Open 35d APAC

AI Bash GPU Infrastructure as Code Linux +1 skills

Systems Engineer on Toss Securities' System Engineering team in Seoul, designing, building, and running the infrastructure behind its services — on-prem Linux, SAN/storage, backup, GPU clusters, plus AWS public cloud. Day to day: capacity planning, troubleshooting, and automating operations with Shell, Python, or Go and AI tools.

Technical Program Manager (AI)

Open 34d APAC

Technical Program Manager on Toss Securities' ML Platform Team: translates AI regulation (AI Basic Act, innovative financial services) into actionable AI governance standards, bridges the product and platform organizations, and manages AI/ML projects end to end, including allocation of shared GPU and on-prem/cloud AI infrastructure.

AI GPU Machine Learning

ML Engineer (Catalog)

Open 34d APAC

AI Machine Learning PyTorch scikit-learn Spark +1 skills

ML Engineer on Toss's Commerce AI Team designs models and data structures powering the Toss Shopping catalog — product classification, brand/attribute extraction, and matching of identical products — plus the large-scale training, batch, and online inference pipelines behind them, using PyTorch, SQL/Spark, and classic ML libraries.

Data Analyst (7년 이상)

Open 33d APAC

AI Jupyter LLM Python SQL

Senior (7+ yrs) Data Analyst at Toss Bank in Seoul, working as an IC who leads product and user analytics — defining real business problems, running causal inference and A/B tests, and designing company-wide metric systems and analysis standards. Main tools are SQL (Impala), Python/R, and Tableau, using AI/LLM to automate repetitive work.

Network Engineer

Open 33d APAC

AI API BGP EVPN Network Security +5 skills

Network Engineer at Toss Securities in Seoul who designs, operates, and optimizes all of the company's network systems — including office networks and multi-datacenter networks for high-traffic financial services — while driving automation and monitoring. Core tech: BGP/OSPF, L4/L7 load balancers, packet analysis, SNMP/Syslog monitoring, and network automation.

Marketing Manager

Open 33d APAC

합류하게 될 팀에 대해 알려드려요 토스인슈어런스 Platform Tribe의 Connect Silo에 소속돼요. Platform Tribe는 보험 고객과 설계사 사이의 정보 비대칭을 제품으로 해소하고, 설계사와 고객 모두에게 더 나은 경험을 만드는 것을 목표로 해요. Connect Silo는 잠재 고객이 토스인슈어런스를 처음 인지하는 순간부터 상담을 신청하고 실제 가입까지 이어지는 전…

AI LLM SEO