What Jobs are available for Api Integration in Hong Kong?

Position : Systems Integration Engineer – Data Driven Financing

Location: Cyberport 數碼港

Summary :

Our Client seeking a highly skilled Systems Integration Engineer to join they team and support Data Driven Financing solutions System , The idea candidate will be responsible for designing, building, and maintaining systems that store, process, and retrieve data eBiciently.

This role requires expertise in data integration and transformation, as well as strong programming and database skills , This role will have the opportunity to work with Data Scientist to learn about Analytics, Machine Learning and AI.

Key Responsibilities

• Design and implement integration solutions to connect and synchronize data between internal and external systems.
• Develop and maintain data pipelines using integration platforms such as Mule or NiFi.
• Perform data transformation using technologies including DataWeave, XSLT, JSLT, JOLT, JSONPath, and AVRO.
• Handle structured data formats such as CSV, JSON, and XML.
• Program and automate processes using Java and Python.
• Manage and optimize SQL and NoSQL databases such as PostgreSQL and MongoDB.
• Collaborate with cross-functional teams including finance, analytics, and IT to deliver scalable solutions.
• Troubleshoot and resolve integration issues to ensure data integrity and system reliability.
• Document technical solutions - including integration architecture and data flow diagrams.

Required Skills and Qualifications

• 8 years+ of experience in systems data integration (stable working background is an advantage)
• Proficiency in programming languages such as Java and Python.
• Strong experience with databases (SQL and NoSQL).
• Expertise in handling structured data (CSV, JSON, XML, etc.).
• Hands-on experience with data integration technologies (Mule, NiFi, or similar).
• Experience with data transformation tools (DataWeave, XSLT, JSLT, JOLT, JSONPath, AVRO).
• Experience with RPA and OCR technology is a plus.
• Fluent in English and Mandarin; Cantonese is a plus.
• Strong problem-solving skills and attention to detail.
• Excellent communication skills for collaborating with technical and nontechnical Stakeholders

All information received will be kept in strict confidence and will be used for employment related purpose only.

Customer Integration Engineer

We are a profitable, hypergrowth SaaS Scale-Up with a clear vision and we are looking for open-minded, proactive people with a strong sense of customer-centricity, responsibility, fast learning ability, and passion for cutting-edge technologies.

This is your chance to still get in early and help shape the type of tech company you always wanted to work for.

*Role Responsibilities *

• Enhance and build Topo's platform for an unmatched user experience
• Write, test, and maintain high-quality code
• Communicate with customers, collect and understand requirements
• Determine and implement the most suitable solutions to interface with third-party platforms
• Play a key role as a software developer and work together with others for code reviews and coaching

*What we'd like to see in our ideal candidate *

• Strong experience in .NET / C# or similar language e.g. Java
• Solid software craftsmanship and the ability to write code that is maintainable, testable, reusable, and scalable based on best practices
• Solid knowledge of IT security concepts and vulnerabilities
• Comfortable with relational and non-relational databases
• Experience in technical and business analysis
• Team player with strong analytical, problem-solving, communication skills, and attention to detail
• Self-driven, eager to learn, and adaptable to new technologies and trends
• Proficient in spoken and written English

*Our Offer for you *

• Great working environment
• Motivated, fun and diversified team
• Continuous learning
• Very competitive salary
• Flexible working hours with work from home options
• Work from anywhere – three working weeks per year
• Lots of room to grow into bigger roles
• A nice, spacious office with sea view

Work with us to provide the most leading-edge supply chain technology to industry champions. Let us together change the way how global supply chains are managed, let us make it better, more efficient, and especially more sustainable

I want this job

Or email with your resume. Openings don't match your skill set? Be proactive and tell us why you belong at Topo Solutions.

Job Responsibilities:

• Provide deskside support on hardware, software, and applications for users.
• Provide helpdesk and remote IT support if necessary.
• Provide network and server support (backup and monitoring).
• Performing on-site technical support and assistance during site preparation, installation, testing, commissioning, integration, transition and decommissioning of equipment under the project implementation.
• Support and maintenance of the Vessel Traffic System (VTS), related to electronic / communication / IT equipment or systems and its ancillary support facilities.

Job Requirements:

• Higher Diploma in Electronic / Electrical / IT / Computer Engineering or equivalent.
• Experience in supporting Windows Server & Linux platform would be an advantage.
• Proficiency in MySQL, SQL and database design.
• Good analytical and problem-solving skills.
• Good team player, self-motivated, communication skills and hard-working.
• Willing to travel to assist projects and support work in APAC.
• Good command of spoken and written English and Chinese.
• Fresh graduates and candidates with less experience are welcome .

Job Summary
We are hiring for an innovative crypto wallet and payment network startup who are looking for an Integration Engineer to lead technical integrations for our merchant payment system, enabling crypto payments via QR/NFC and POS within our wallet app. Based in Hong Kong or Singapore (or able to travel periodically), you will serve as the technical face of the company, aligning client requirements with the platform and supporting the rollout. This role combines sales engineering and integration expertise for online and physical payment environments.

Responsibilities

• Design and implement integrations for merchant APIs, POS systems, and crypto payment flows (QR/NFC).
• Collaborate with external merchants and developers to align (PingMe)'s platform with client requirements.
• Develop and maintain merchant, admin, and developer portals for seamless onboarding and transaction management.
• Integrate smart contract-based backend services with POS hardware and online payment systems.
• Provide technical demonstrations and support to merchants, ensuring successful adoption of (PingMe)'s crypto wallet.
• Work with the Tech Lead and Business Analyst to resolve integration challenges and optimize payment flows.
• Contribute to testing and documentation for the January 2026 merchant integration launch.

Qualifications

• 5+ years of experience in integration engineering, sales engineering, or merchant payment systems.
• Proven expertise in integrating APIs, POS systems, or payment gateways, ideally with crypto or fintech focus.
• Strong technical skills in backend development (e.g., , Python) and API integration (RESTful, SDKs).
• Familiarity with blockchain technology and crypto wallets (e.g., , , Solidity).
• Excellent client-facing skills for technical demonstrations and requirement alignment.
• Ability to work in Hong Kong or Singapore (or travel periodically) and align with local time zones.
• Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience).

Preferred Skills

• Experience with crypto payment gateways (e.g., Coinbase Commerce, BVNK) and QR/NFC systems.
• Knowledge of POS hardware integration and merchant onboarding processes.
• Background in sales engineering or technical pre-sales in fintech or e-commerce.
• Familiarity with smart contract security and tools like Hardhat or Foundry.

Location
: Hong Kong or Singapore (on-site or hybrid with periodic travel)

Client
: Investment Management

Location
: Hong Kong

Role
: Permanent

We are seeking an
AI/Data Integration System Engineer (Python)
to manage our client's AI projects from start to finish, including quick prototypes and large-scale production.

This role combines hands-on AI development—creating tools that improve trading and risk management—with data engineering to ensure everything runs smoothly.

You will

• Experiment with new AI methods, build efficient data pipelines, and integrate AI insights.
• Collaborate with innovative AI startups to identify valuable technologies and ensure our AI efforts are practical and forward-thinking
• Working closely with our Product Manager, engineers, and investment teams, you will prioritize projects and deliver effective solutions that meet our goals, while maintaining high standards of security and compliance in a regulated environment.

Backend Services & Pipelines

• Develop and maintain Python-based backend services and data processing pipelines.

AI Integration

• Build RAG pipelines for financial and unstructured data and integrate AI systems into workflows.

Infrastructure & Operations

• Monitor Kubernetes-based cloud infrastructure and optimize performance for stable deployments.

Looking for:

• Backend Engineering
  : Strong Python experience in building data pipelines.
• Database Knowledge
  : Familiarity with relational and distributed databases.
• Cloud Experience
  : Ability to manage services on cloud platforms (preferably AWS)
• RAG Workflows
  : Understanding of chunking, embedding, and vector search.
• Security Awareness
  : Knowledge of security frameworks and data protection laws (GDPR, HIPAA, CCPA).

We do not provide relocation assistance for candidates outside of Hong Kong. If you hold a Hong Kong work visa, dependent visa, IANG visa, or HK Top Talent visa, we encourage you to apply, and we will respond to your application.

The Hong Kong Applied Science and Technology Research Institute (ASTRI) was founded by the Government of the Hong Kong Special Administrative Region in 2000 with the mission of enhancing Hong Kong's competitiveness through applied research. ASTRI's core R&D competence in various areas is grouped under five Technology Divisions: Communications Technologies, Artificial Intelligence and Trust Technologies, Advanced Electronic Components and Systems, IoT Sensing and AI Technologies, and Intelligent Perception and Control Technologies.

It is applied across six core areas which are Smart City, Financial Technologies, New Industrialisation and Intelligent Manufacturing, Digital Health, Application Specific Integrated Circuits, and Metaverse.

Over the years, ASTRI has nurtured a pool of research, I&T talents and received numerous international awards for its pioneering innovations as well as outstanding business and community contributions. ASTRI has transferred about 1,600 technologies to the industries and has been granted close to 1,200 patents in the Mainland, the United States, and other countries.

To support our constant endeavour to position Hong Kong as a world-class smart city and an international hub of innovation and technology, we are seeking qualified professionals to fill the following position(s):

Job Responsibilities:

• Assist in ITF or Contract Services R&D projects as assigned.
• Develop deep learning models for smart city and fintech applications.
• Develop data analytics systems.
• Machine learning models training.
• Data collection and cleaning.
• Front-end and back-end development.
• Perform ad-hoc duties as assigned.

Job Requirements:

• Bachelor's degree or above in Mathematics, Computational Finance, Data Science, Computer Science, Engineering, or relevant discipline.
• At least 1 years of experience in domain knowledge related to machine learning model development for financial applications. Candidates with less experience may be considered for the position of Engineering Associate.
• Experience in using tools and environment for developing AI and deep learning models.
• Knowledge on SLM, LVLM, LLM, etc.
• Experience in programming using Python.
• Knowledge in cryptography is a plus.
• Live ASTRI values.

The appointment will be on renewable contract terms with a competitive salary and performance-linked variable pay. Fringe benefits include paid leave, medical, insurance coverage and contribution to MPF. The incumbent will normally work a five-day week.

For interested parties, please submit your application with detailed CV within two weeks of the post date. Applicants are encouraged to submit their applications as soon as possible. The review of applications will continue until the post is filled.

The resume should not include any sensitive personal information such as ID card no. or travel document number, etc.

Position offer is subject to the applicant's experience and academic qualification. Only short-listed candidates will be notified. ASTRI reserves the right not to fill the position.

ASTRI is an Equal Opportunities Employer. Personal data provided by job applicants will be used exclusively for recruitment only. For details, please refer to ASTRI Privacy Policy Statement.

The Hong Kong Applied Science and Technology Research Institute (ASTRI) was founded by the Government of the Hong Kong Special Administrative Region in 2000 with the mission of enhancing Hong Kong's competitiveness through applied research. ASTRI's core R&D competence in various areas is grouped under five Technology Divisions: Communications Technologies, Artificial Intelligence and Trust Technologies, Advanced Electronic Components and Systems, IoT Sensing and AI Technologies, and Intelligent Perception and Control Technologies.

It is applied across six core areas which are Smart City, Financial Technologies, New Industrialisation and Intelligent Manufacturing, Digital Health, Application Specific Integrated Circuits, and Metaverse.

Over the years, ASTRI has nurtured a pool of research, I&T talents and received numerous international awards for its pioneering innovations as well as outstanding business and community contributions. ASTRI has transferred about 1,600 technologies to the industries and has been granted close to 1,200 patents in the Mainland, the United States, and other countries.

Job Responsibilities
To support our constant endeavour to position Hong Kong as a world-class smart city and an international hub of innovation and technology, we are seeking qualified professionals to fill the following position(s):

• Assist in ITF or Contract Services R&D projects as assigned.
• Develop deep learning models for smart city and fintech applications.
• Develop data analytics systems.
• Machine learning models training.
• Data collection and cleaning.
• Front-end and back-end development.
• Perform ad-hoc duties as assigned.

Job Requirements

• Bachelor's degree or above in Mathematics, Computational Finance, Data Science, Computer Science, Engineering, or relevant discipline.
• At least 1 years of experience in domain knowledge related to machine learning model development for financial applications. Candidates with less experience may be considered for the position of Engineering Associate.
• Experience in using tools and environment for developing AI and deep learning models.
• Knowledge on SLM, LVLM, LLM, etc.
• Experience in programming using Python.
• Knowledge in cryptography is a plus.
• Live ASTRI values.

The appointment will be on renewable contract terms with a competitive salary and performance-linked variable pay. Fringe benefits include paid leave, medical, insurance coverage and contribution to MPF. The incumbent will normally work a five-day week.

For interested parties, please submit your application with detailed CV within two weeks of the post date. Applicants are encouraged to submit their applications as soon as possible. The review of applications will continue until the post is filled.

The resume should
not
include any sensitive personal information such as ID card no. or travel document number, etc.

Position offer is subject to the applicant's experience and academic qualification. Only short-listed candidates will be notified. ASTRI reserves the right not to fill the position.

ASTRI is an Equal Opportunities Employer. Personal data provided by job applicants will be used exclusively for recruitment only. For details, please refer to ASTRI Privacy Policy Statement.

Description
Software Development Engineer (Fresh Graduates welcome)
Harmonic is the worldwide leader in video delivery solutions. We enable media companies and service providers to deliver ultra-high-quality streaming and broadcast services to consumers globally through innovative SaaS platforms and software-based appliances. We are changing the way media companies and service providers monetize live and on-demand content on every screen. Learn more at

Role Description
We are looking for Software Development Engineer to join our development team and participate in the conception and development of next generation flagship products, services and systems for Harmonic's New Media initiative.

You will be based in our Hong Kong R&D Center, one of our global innovation hubs conveniently located above the Mong Kok East Train station. You will be partnering and collaborating with R&D teams across worldwide offices to qualify product development cycles.

Location
Hybrid – 4 days/week from our HK office

What You Will Be Doing

• Implement robust and scalable software-based products and solutions in agile development approach
• Research new technologies, techniques and 3rd party frameworks
• Building innovative product with Harmonic's comprehensive portfolio of video and media products, as well as Cloud base services

What You Should Have

• Bachelor degree or above in Computer Science, Computer Engineering, Mathematics, Physics or related disciplines
• Knowledge in one of C++, Golang, Java, Javascript or Python programming languages
• Experience in RUST programming is a plus
• Familiar with AWS, Azure, Google Cloud Platform, Linux, Docker, big data analytic & machine learning is a plus

Successful Candidates May Have The Opportunity To

• partner with our innovative teams across the globe to create the next technology for video streaming and potential career opportunity in Harmonic Canada R&D center.
• Work with cutting-edge streaming technologies used worldwide.
• collaborate with global R&D teams.
• gain hands-on experience in building mission-critical, large-scale distributed systems.
• learn end-to-end software development lifecycle, including AI-Assisted Development, Agile methodologies, and modern DevOps workflows.Interested graduates, please attach a copy of your academic transcript along with your application.

Diversity, Equality, and & Inclusion at Harmonic Inc
At Harmonic, we believe that building and nurturing a global team with diverse backgrounds and voices is critical to our success. Together, we achieve excellence through creativity and innovation, build relationships based on integrity and mutual respect, and deliver the highest quality in every aspect of our business for the benefit of our employees, business partners and shareholders.

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