Placements.io is a product-first SaaS company transforming how digital media publishers and agencies manage their advertising businesses. Our platform simplifies ad sales, operations, billing, and revenue reporting—enabling our customers to scale efficiently and make smarter decisions.
With a global footprint and a strong engineering culture, we’ve been recognized on Inc.’s 5000 Fastest-Growing Companies list and named one of Will Reed’s Top 100 Early-Stage Companies to Work For. Headquartered in Seattle, we’ve expanded to New York, London, Taipei, and Singapore.
The Position:
We are looking for a Intermediate Backend Engineer to join our growing engineering team in Taipei. In this hybrid role (three days per week in office), you will be a key contributor to the design, development, and maintenance of our advertising technology platform. You’ll work alongside a talented team and collaborate cross-functionally to deliver high-quality, scalable solutions that support our clients’ evolving needs.
Placements.io continues to invest in platform innovation, including the integration of AI-driven features to enhance automation, predictive insights, and reporting performance. If you're passionate about backend development and excited about shaping the future of AdTech—including AI-driven automation and robust external integrations—this is an excellent opportunity.
Our tech stack includes
- Ruby on Rails
- PostgresSQL
- Elastic search
The Engineering team tackles a wide range of challenges—from big data and system scalability to improving user experience. You’ll have opportunities to work across the stack or specialize deeply in backend systems and integrations.
Key Responsibilities:
Design, build, and maintain robust, scalable APIs and backend services.
Collaborate with product managers, designers, and engineers to define technical specifications.
Implement backend logic to support AI-enhanced features like automated workflows and intelligent data reporting.
Optimize system performance and resolve bottlenecks and bugs.
Participate in code reviews to ensure quality, knowledge sharing, and maintainability.
Conduct testing and debugging to maintain a stable and secure platform.
Stay informed on backend and AI technology trends to drive continuous improvement.
Contribute to agile ceremonies, including sprint planning and daily stand-ups.
Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
Strong backend development experience, ideally within a fast-paced tech environment.
Proficiency in Ruby on Rails or a similar backend framework.
Experience developing and consuming RESTful APIs.
Solid understanding of relational databases (PostgreSQL preferred).
Familiarity with frontend technologies (React.js, JavaScript, HTML/CSS) is a plus.
Experience or interest in working with AI/ML-powered systems, tools, or APIs.
Familiarity with cloud platforms such as AWS, Heroku, or Google Cloud.
Strong problem-solving skills and attention to detail.
Excellent collaboration and communication skills.
Experience in the digital advertising or martech industry is a plus.
- Competitive salary
- Early-stage stock options
- 20 days of PTO
- Applicable labor insurance and pension fund
- Company paid medical, dental, vision, and life insurance
- Regular company lunches and happy hours
- Gym membership reimbursement
- Cell phone reimbursement
To apply to our open positions, please email your resume, cover letter, and the name of the position you are applying for to [email protected]. We look forward to meeting you!
EEO Employer: Placements.io is an equal opportunity employer; all qualified applicants will receive consideration for employment without regard to race, social class, color, religion, sex,
sexual orientation, gender identity, national origin, disability, Veteran status, languages, ideology, political affiliation, birthplace, age, appearance, facial features, marital status, zoadic sign, blood type, past labor union membership, or any other protected classification.
Reasonable Accommodation Statement
Placements.io complies with United States federal and state disability laws and makes reasonable accommodations for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please send a request to [email protected]. All requests for accommodations are treated discreetly and confidentially, as practical and permitted by law.
The total annual remuneration (including salary, bonus and other benefits) range for this role is $1.2 - $1.5 MM TWD, depending on the candidate’s capabilities and experiences.
Top Skills
What We Do
Placements is a company with an ambitious mission – to make the internet a better place for everyone. Our technology helps those who sell advertising space (publishers) and those who advertise (marketers and brands) operate efficiently and profitably without having to rely on intermediaries that trade in consumers’ private data. Come and join us.
Why Work With Us
We pride ourselves on a team-oriented culture that fosters collaboration and innovation. Working alongside talented colleagues in a fast-paced environment, you’ll find yourself immersed in exciting challenges that demand creative problem-solving. We value every voice on the team, ensuring that your ideas are not just heard but actively sought out.
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