freelance application developer systems app jobs in Changi

About the role The Application Support Engineer is responsible for supporting software applications, troubleshooting production issues reported by end users, and resolving application incidents during agreed SLA timeframes. The engineer will work independently with minimal supervision and must be able to work in shifts to provide 24/7 support onsite. Key...

Job ResponsibilitiesDevelop and maintain applications using Java and Spring Boot.Build RESTful APIs and microservices for business applications and system integrations.Work with SQL databases, including database design and query optimisation.Work with business analysts and QA teams to develop and test application features.Write unit and integration tests and...

Job Details: Duration: 3 Years Contract Working hrs: Monday – Friday: 08:30am – 06:00pm Location: Changi Airport You will be part of the procurement team supporting divisions on their procurement transactions, providing expert advice and ensuring proper application of procurement policies and processes. Supporting business stakeholders in the...

Singapore Changi Area Precision Company - Quality Manager / QM (Semiconductor Precision Engineering) Working Hours 5-Day Work Week (8:00 AM - 6:00 PM) Salary & Allowances Monthly Salary: SGD 5,500 - SGD 6,000+ (Negotiable based on experience) Key Responsibilities Direct and manage the overall company quality assurance and quality control (QA/QC) department...

Job ScopeDevelop robust test scenarios to ensure all scenarios (positive, negative, edge, error, end to end etc) are tested.Develop proper test plan and strategy (front-end/back-end), test timeline and expected test results.Execute manual and automation test cases.Plan and request for test data/devices required for testing.Flagging out issues/defects timely...

Singapore Changi Area Precision Company - Quality Manager / QM (Semiconductor Precision Engineering)Working Hours5-Day Work Week (8:00 AM - 6:00 PM) Salary & AllowancesMonthly Salary: SGD 5,500 - SGD 6,000+ (Negotiable based on experience) Key ResponsibilitiesDirect and manage the overall company quality assurance and quality control (QA/QC) department...

Singapore Changi Manufacturing Precision Engineering Company - Sales Executive / ManagerIndustry: CNC Precision Engineering Location: Changi, Singapore Working Hours: 5 day work Salary: SGD 4,000 - 8,000 (based on experience) About UsWe are a Singapore-based CNC precision engineering company specialising in high-precision machining parts for industries such...

This role leads, facilitates, establishes, oversees and directs the customer implementation processes in bothMalaysia and Singapore . Apart from the process, this role leads all implementation projects, including sustainability on quality and performance after customer implementation. This role may be based in either Singapore or Malaysia. IN THIS ROLE YOU...

Project contract based (estimated end in 2027)WSH Officer Work Location: Changi, Project Office at (Lavender area) Working days: 5.5 days 8am to 5pm, alt sat full day Salary: $5000 to $7000 (depends on experience)SummaryWe specialized in marine construction. We are also registered with BCA for Civil Engineering graded A1 for CW02 (Civil Engineering).Job...

Singapore Changi Manufacturing Precision Engineering Company - Sales Executive / Manager Industry: CNC Precision Engineering Location: Changi, Singapore Working Hours: 5 day work Salary: SGD 4,000 - 8,000 (based on experience) About Us We are a Singapore-based CNC precision engineering company specialising in high-precision machining parts for industries...

IN THIS ROLE YOU WILL: Handle customer complaints and cargo claims Develop customer relationships with existing customers Handle ad-hoc customer enquiries on sales/rate quotation and operational issues Liaise with customers and overseas offices/ JV on shipping activities and documentation Handle full set of shipping documents (PSA/ Customs/ Tradenet/...

Job Details: Duration: 3 Years Contract Working hrs: Monday – Friday: 08:30am – 06:00pm Location: Changi Airport You will be part of the procurement team supporting divisions on their procurement transactions, providing expert advice and ensuring proper application of procurement policies and processes. Supporting business stakeholders in...

Job Scope Develop robust test scenarios to ensure all scenarios (positive, negative, edge, error, end to end etc) are tested. Develop proper test plan and strategy (front-end/back-end), test timeline and expected test results. Execute manual and automation test cases. Plan and request for test data/devices required for testing. Flagging out...

Position Summary: We are seeking an exceptionally skilled and experienced Cloud Engineer – GCP to join Infinite Computer Solutions on a 12-month extendable contract basis supporting IBM as a client in Changi, Singapore. In this critical cloud infrastructure and engineering role, you will be responsible for designing, building, securing, and operating...

Date Posted:2026-10-12 Country:Singapore Location:SG-01-SINGAPORE-011 ~ 11 Changi N Rise ~ 11 CHANGI N RISE Position Role Type:OnsiteAt RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses,...

Location: Singapore Changi, SingaporeThales is a global technology leader trusted by governments, institutions, and enterprises to tackle their most demanding challenges. From quantum applications and artificial intelligence to cybersecurity and 6G innovation, our solutions empower critical decisions rooted in human intelligence. Operating at the forefront...

[What the role is]The National Library Board (NLB) nurtures Readers for Life, Learning Communities and a Knowledgeable Nation by promoting reading, learning and history through our network of 28 libraries across Singapore, the National Library and the National Archives of Singapore. At NLB, you can look forward to a flexible, hybrid work environment with...

Job Scope Serve as the key point of contact for assigned divisions and provide guidance on Expenditure-related processes and queries. Review and process employee claims in inhouse Claims app and SAP Concur, ensuring compliance with company policies and timely reimbursement of staff claims. Process invoices and payments, including staff payment vouchers,...

Contract Period: 6 months, with option to extend for another 6 months Salary: $3,500 – $3,800/month Location: Changi Airport Terminal 2 Working Hours: As per business requirement Job Scope Serve as the key point of contact for assigned divisions and provide guidance on expenditure-related processes and queries. Review and process employee...

[What the role is]The Civil Aviation Authority of Singapore's raison d'etre is to develop the air hub and aviation industry in Singapore, expanding Singapore's links to the rest of the world. We enable opportunities through aviation, making connections, opening doors and enabling choices in people's lives.You will be part of the team supporting project...