Sr. Fullstack Developer

Exxonmobil Hong Kong Limited; Hong Kong; On-site; HKD 863,000 - 1,256,000; Full time

Benefits offered by this job

Pension Plan

Savings Plan

Workplace Flexibility

Medical/Dental/Vision

Wellbeing programs

Employee Health Advisory Program

Disability Plan

Job summary

ExxonMobil is seeking a Senior Full Stack Developer to collaborate with internal stakeholders and cross-functional teams. You will architect, build, deploy, and support cloud-ready applications that power ExxonMobil’s Upstream businesses, with strong emphasis on web development, backend services, and data integration.

The role requires deep technical expertise across modern web stacks, cloud platforms, and data platforms, with a focus on delivering scalable software in a collaborative

Qualifications

• B.S. in Computer Science or equivalent work experience.
• A minimum of 7 years' experience doing full stack software development.

Responsibilities

• Architect, develop, deploy, and support cloud-ready web applications for Upstream and related lines.
• Translate business requirements into robust technical solutions with stakeholders.
• Develop backend services and APIs using C# and Python; implement automated testing and CI/CD pipelines.
• Design ETL pipelines and data workflows in Databricks and integrate data for analytics.
• Develop RESTful APIs using ASP.NET Web API, Node.js, or Flask and ensure scalable data access.

Skills

Full stack development

C#

Python

REST APIs

Azure

CI/CD

Databricks

Web technologies

Education

BS in Computer Science

Tools

Azure

AWS

GCP

GitHub Actions

Job description

At ExxonMobil, our vision is to lead in energy innovations that advance modern living while reducing emissions. As one of the world’s largest publicly traded energy and chemical companies, we are powered by a unique and diverse workforce fueled by the pride in what we do and what we stand for.

The success of our Upstream, Product Solutions and Low Carbon Solutions businesses is the result of the talent, curiosity and drive of our people. They bring solutions every day to optimize our strategy in energy, chemicals, lubricants and lower-emissions technologies.

We invite you to bring your ideas to ExxonMobil to help create sustainable solutions that improve quality of life and meet society’s evolving needs. Learn more about our What and our Why and how we canwork together.

About Houston

ExxonMobil's state-of-the-art campus north of Houston serves as home to its Upstream, Product Solutions and Low Carbon Solutions businesses and their associated service groups. The facility opened in 2014 and accommodates more than 10,000 employees and visitors.

By bringing many global functional groups together, the campus provides employees with the tools and capabilities needed today, and in the future, to achieve business objectives and accelerate the discovery of new resources, technologies and products. It was designed to foster improved collaboration, creativity and innovation and enhance the company’s ability to attract, develop and retain the top talent in the industry.

The campus is located in Spring, Texas, on 385 wooded acres immediately to the west of Interstate Highway 45 (I-45), at the intersection of I-45 and the Hardy Toll Road, approximately 25 miles from the cultural vibrancy of downtown Houston

The campus was constructed to the highest standards of energy efficiency and environmental stewardship. Its design incorporates extensive research into best practices in building and workplace design through extensive benchmarking of the world’s top academic, research, and corporate facilities.

Learn more about what we do in Houstonhere.

What you will do

The Senior Full Stack Developer will collaborate closely with internal stakeholders, domain experts, and cross‑functional development teams to architect, build, deploy, and support cloud‑ready and cloud‑native applications that enable ExxonMobil’s Upstream business lines. This role requires deep technical expertise across modern web development, backend services, cloud platforms, and data integration, along with strong communication skills and the ability to deliver high‑quality, scalable software solutions in a highly collaborative environment.

What role you will play in your team

• Architect, develop, deploy, and support modern web applications designed for cloud‑ready and cloud‑native environments.
• Collaborate with software developers, product owners, and Upstream domain specialists to translate complex business requirements into robust technical solutions.
• Apply industry-standard software engineering best practices, including OOAD, SOLID principles, modular architecture, and automated testing for maintainable, high‑quality code. Understanding of winform and WPF (Windows Presentation Foundation).
• Develop backend services and APIs using C# and Python, with strong proficiency in debugging, optimization, and enterprise integration patterns.
• Build and automate CI/CD pipelines using GitHub and GitHub Actions to ensure consistent, secure, and efficient software delivery.
• Design and develop ETL pipelines in Databricks, integrating structured and unstructured data into application workflows and analytics solutions.
• Design and implement RESTful APIs using ASP.NET Web API (preferred), Node.js, or Flask, with a strong understanding of HTTP standards and REST constraints.
• Develop data models and data access layers for data platforms such as Delta Lake and Azure Data Explorer to support both operational and analytical use cases.

About you

Skills and Qualifications

• B.S. in Computer Science or equivalent work experience
• A minumum of 7 years' experience doing full stack software development

Preferred Qualifications/ Experience

• Experience deploying, monitoring, and supporting applications on Azure (preferred), AWS, or Google Cloud Platform
• Strong understanding of cloud-native architectures, distributed systems, and scalable application design
• Ability to collaborate with Upstream research teams to commercialize research prototypes into production solutions that drive measurable business value

An ExxonMobil career is one designed to last. Our commitment to you runs deep: our employees grow personally and professionally, with benefits built on our core categories of health, security, finance, and life.

We offer you:

• Pension Plan: Enrollment is automatic and at no cost to you. The basic benefit is a monthly annuity to be paid to you in retirement for the rest of your life.
• Savings Plan: You can contribute between 6% and 20% of your pay and are encouraged to enroll right away. If you contribute at least 6% to your savings plan, the Company will contribute a 7% match.
• Workplace Flexibility: We have several programs such as “Flex your Day”, providing ad-hoc flexibility around when and where you work, as well as longer‑term programs such as leaves of absence and part‑time work.
• Comprehensive medical, dental, and vision plans.
• Culture of Health: Programs and resources to support your wellbeing.
• Employee Health Advisory Program: Provides confidential professional counseling for you and your family, including tools and resources promoting mental health and resiliency at no additional cost to you.
• Disability Plan: Income replacement for when you cannot work due to illness or injury occurring on or off the job. Enrollment is automatic and at no cost to you.

Please note benefits may be changed from time to time without notice, subject to applicable law.

EEO Statement

ExxonMobil is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, citizenship status, protected veteran status, genetic information, or physical or mental disability.

Nothing herein is intended to override the corporate separateness of local entities. Working relationships discussed herein do not necessarily represent a reporting connection, but may reflect a functional guidance, stewardship, or service relationship.

Exxon Mobil Corporation has numerous affiliates, many with names that include ExxonMobil, Exxon, Esso and Mobil. For convenience and simplicity, those terms and terms like corporation, company, our, we and its are sometimes used as abbreviated references to specific affiliates or affiliate groups. Abbreviated references describing global or regional operational organizations and global or regional business lines are also sometimes used for convenience and simplicity. Similarly, ExxonMobil has business relationships with thousands of customers, suppliers, governments, and others. For convenience and simplicity, words like venture, joint venture, partnership, co-venturer, and partner are used to indicate business relationships involving common activities and interests, and those words may not indicate precise legal relationships.