Senior Software Engineer – New Markets, Japan (JLPT N1 Fluent)

🕒 September 17

🇯🇵 Japan – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 25%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Alpaca

WebsiteLinkedInAll Job Openings

201 - 500 employees

🔌 API

💳 Fintech

₿ Crypto

API • Fintech • Crypto

Alpaca is a fintech company that provides a comprehensive brokerage and trading platform through a suite of APIs. These APIs enable developers and businesses to integrate algorithmic trading, app development, and embedded investing into their services. Alpaca offers services like trading in US stocks, ETFs, and cryptocurrency with options for local currency transactions. The company is recognized for its cyber security practices and is a member of FINRA and SIPC. Alpaca is ideal for fintech startups, broker-dealers, hedge funds, and other financial services looking to build sophisticated trading applications and platforms with minimal friction through their well-documented Broker API.

📋 Description

• Design highly scalable, mission-critical brokerage systems for the Japan market. • Develop and enhance middle- and back-office systems, including gRPC microservices, REST and gRPC APIs, and Japan-specific third-party vendor integrations. • Work with core teams to enhance the framework for multiple languages, currencies, and markets, including Japan-specific requirements such as NISA, MyNumber, withholding tax, and JP-GAAP accounting. • Collaborate with regional tech leads through Slack and meetings to align with global teams. • Coordinate in Japanese with local regulators, vendors, partners, and business stakeholders, translating requirements into technical specifications. • Troubleshoot incidents and reported bugs. • Participate in on-call rotations and address production issues during Japan business hours. • Contribute to regional recruitment, cross-functional projects, mentoring, and fostering Alpaca culture in Japan. • Participate in operational reliability engineering during regional business hours to support proactive 24x7 platform stability.

🎯 Requirements

• Native or JLPT N1 level fluency in Japanese, with the ability to read, write, and communicate professionally with local regulators, vendors, and partners. • Business-level English fluency, with the ability to collaborate effectively in English-only team meetings, design discussions, code reviews, and written documentation. • Proven experience in designing and developing complex financial systems, preferably including double-entry accounting. • Strong understanding of accounting principles, ledger structures, and transaction reconciliation. • Experience in building scalable, high-availability financial applications that handle multi-currency transactions. • Familiarity with regulatory compliance requirements in financial markets; experience in Japan is preferred. • Proficiency in at least one statically typed language, such as Go, Rust, Java, Kotlin, C#, Scala, or C++. • Experience with financial APIs, market data integrations, and trade settlement processes. • Strong computer science fundamentals and proven software engineering architecture experience. • Ability to work independently in a fully remote, globally distributed team and under pressure in a fast-paced environment. • Experience with domain-driven design and event-driven design. • Ability to lead and troubleshoot incidents or bugs during Japan business hours.

🏖️ Benefits

• Competitive Salary & Stock Options • Health Benefits • New Hire Home-Office Setup: One-time USD $500 • Monthly Stipend: USD $150 per month via a Brex Card

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