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Sertis is a leading Data and AI company based in the heart of Bangkok.


We provide both off-the-shelf and customised solutions for our clients ranging from data infrastructure, BI development, and data-driven business insights to forecasting, optimization, and computer vision. Our expert team of data and AI consultants work closely with clients, across different industries such as retail, manufacturing, banking, energy, airlines, agriculture, and healthcare, to understand their business needs and deliver bespoke solutions using cutting-edge technologies that are just right for them.

Our aim is to be one of the leading Data and AI companies globally, where a diverse mix of talent want to come, stay, and do their best work. We pride ourselves on bringing not only the best, but also nice, talent from around the World. We recognise that our company runs on our people's hard work and dedication while maintaining a culture that encourages learning, growth opportunity, innovative contribution, and a sense of ownership.

Benefits & Perks


Hybrid Work

Good work can be done from anywhere. 

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Vacation and Personal Leave

We encourage all our teams to take time off, recharge and refocus.


Referral Bonus

Good people know good people! 


Provident Fund

It's important to think about the future. 

Overview of the job

As an Accounting specialist, you will take charge in managing financial and accounting operations specific to Accounts Payable. Apart from this, there is the development or processes improvement work for the Accounting team regarding operational strategies, optimization of existing processes, and insightful decision-making for business.

In this role, you will get to:

  • Take care of the accounts payable and transfer payments, ensuring precision and timeliness are met.

  • Oversee and manage fixed asset by monitoring their value and depreciation.

  • Operate day-to-day accounting practices to assure seamless financial activities and reliable documentation.

  • Manage accounts, assets, and liabilities, in order to offer key insights for future business expansion.

  • Review the tax submissions (VAT, WHT, CIT) with accuracy and adherence to regulations and deadlines.

  • Take part in transforming the company's accounting practices from TFRS for NPAE standards to PAE standards.

  • Collaborate across technical and non-technical teams (technical teams e.g. Data Science, Data Analytics, etc., and non-technical teams e.g. admin, HR, legal, etc.) to provide vital financial data for informed decision-making.

You’ll be successful if you have:

  • Strong sense of detail-oriented behaviour and a good sense of analytical thinking (It's okay if you do not have exposure to some experiences or knowledge. At least, you should have good logic.)

  • Preferable experience in both audit firms and in-house corporate accounting experience

  • Knowledge of tax rules, tax exemptions, and optionally BOI regulations related to financial and accounting practices (Sertis is a BOI-promoted company)

  • Knowledge of commercial law relevant to tech service company

  • Experience using ERP or business management software (We use Odoo here.)

  • Being comfortable to have conversations in English with foreigners and display effective interpersonal communication 

It’s a plus if you have:

  • Someone who loves getting things done!

  • Open-minded - eager to ask for comments/suggestions for improvement

  • Passionate for anything and everything data

  • Able to share and suggest ideas

  • Love doing tons of research

  • Have a can-do and will-do attitude!

  • Ready to tackle any challenges

What are some of the benefits of working at Sertis? 

  • Hybrid working environment

  • Up early or slow starter in the morning? We have flexible office hours

  • Mentorship programs for every level; from executive-level coaching to fresh grad

  • Learning support- to help you build your skillset and grow your career

  • Get to work and learn from the best in the industry, and share your ideas with like-minded individuals

  • ​We cultivate intelligence and learning so that our experts can become community leaders in their respected fields in the tech industry

  • Amazing colleagues to enjoy company social outings, parties, and events

  • Result-oriented workplace; We provide direction, not orders and give you the autonomy to deliver your best work

  • We work at the frontier of innovation in the AI industry

  • Work on meaningful solutions that solve and improve real-life problems and challenges

  • We run like a startup, and embrace the adventure; we focus on getting things done, while still having a down-to-earth and informal culture

​This is your chance to build your career in a growing data-driven industry. 

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Be a part of



“ Work in the core of all operations ”


Accounting Specialist

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Operations Support |  Full-time

5 steps for interview

*Steps will vary depending on department
*Most if not all interviews may be conducted virtually

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