Freelance Full Stack Developer Jobs in Magnolia, TX

About us
For well over a century, ExxonMobil has been at the heart of creating and growing a modern world. We embrace the power and promise of technology, pushing the boundaries of what's possible. For billions around the world, lives are better and last longer because of the innovative problem solving and reliable energy we provide. And when it comes to developing industrial solutions to reduce carbon emissions, ExxonMobil is truly the leader.
We don't stop at "good enough." We are committed to doing what's right, even if it's difficult or unpopular. We hold ourselves to high standards, challenge what's possible and invest in innovation to meet society's critical needs.
Real change begins with bold questions, drive, and ambition. Here, your talent, determination and contributions shape how far you'll go and the impact you'll make along the way.
Our future success depends on exceptional people. We invest in developing talent through meaningful work, challenging assignments, mentorship, and experiences that help build the next generation of leaders.
Our Culture
We are uniquely ExxonMobil. Integrity, care, excellence, resilience and courage, these core values determine how we work every day. At ExxonMobil, our values aren't just words- they're how we show up, focused on delivering the right answer, the right way, every day.
What role you will play in our team
If successful, you will join ExxonMobil's Global Trading organization as a member of the Front Office technology team supporting commodity trading, commercial optimization, and market analytics activities across global energy markets.
We are seeking a highly motivated Full Stack Developer with strong software engineering, data engineering, and application development capabilities to design, build, and support modern applications that enable traders, analysts, risk managers, and commercial teams to make informed decisions in fast-moving markets.
In this role, you will work closely with trading desks, quantitative analysts, commercial teams, and technology professionals to develop scalable applications, data platforms, analytics tools, and workflow solutions that enhance market transparency, streamline operations, and create commercial value. You will play a key role in building production-grade systems used directly by front-office teams across crude oil, natural gas, LNG, refined products, power, environmental products, and related commodity markets.
What you will do

• Develop, enhance, and maintain front-office applications supporting commodity trading, market analytics, risk management, and commercial optimization activities.
• Design and build scalable full-stack solutions leveraging modern front-end, back-end, and cloud technologies.
• Partner directly with traders, analysts, quants, and commercial stakeholders to understand business challenges and translate requirements into technology solutions.
• Build intuitive user interfaces, dashboards, and analytical workflows that improve decision-making and operational efficiency.
• Develop and maintain backend services, APIs, and application integrations supporting market data, trading systems, and analytical platforms.
• Design, develop, and support data pipelines and data platforms that provide timely access to market, risk, operational, and fundamental data.
• Build tools that support pricing, market analysis, forecasting, position management, and trading workflows.
• Contribute to application architecture, technical design, and software engineering best practices.
• Monitor, troubleshoot, and improve application performance, reliability, scalability, and security.
• Collaborate with cloud, infrastructure, and platform teams to deploy and support production solutions.
• Implement automated testing, CI/CD processes, version control, and development standards across applications.
• Identify opportunities to modernize legacy processes and develop innovative solutions that improve front-office productivity.
• Communicate technical concepts effectively to both technical and non-technical stakeholders.

What you bring

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, Engineering, Mathematics, Finance, or a related discipline.
• Experience developing commercial or enterprise software applications using modern software engineering practices.
• Strong proficiency in Python and experience building production-grade applications and services.
• Experience developing front-end applications using JavaScript/TypeScript and modern frameworks such as React.
• Experience designing, developing, and maintaining REST APIs and backend services.
• Strong knowledge of SQL and experience working with relational databases such as PostgreSQL, SQL Server, Oracle, or similar platforms.
• Experience building data pipelines, data workflows, and data-driven applications.
• Familiarity with cloud technologies including Azure, AWS, or Google Cloud.
• Strong analytical and problem-solving skills.
• Ability to collaborate effectively with business stakeholders and development teams.
• Excellent communication skills and ability to operate in a fast-paced commercial environment.
• Ability to manage multiple priorities while delivering high-quality solutions.

Preferred Qualifications

• Experience supporting energy trading, commodity trading, market analytics, or financial trading organizations.
• Understanding of commodity markets including crude oil, natural gas, LNG, refined products, power, environmental products, or related energy markets.
• Experience working directly with front-office users such as traders, analysts, risk managers, or quantitative researchers.
• Strong proficiency in Python ecosystem tools including Pandas, NumPy, FastAPI, and related analytics libraries.
• Experience developing applications using React and modern front-end frameworks.
• Experience building and supporting large-scale databases, data warehouses, and market data solutions.
• Familiarity with Databricks, Snowflake, Azure Data Platform, or similar cloud-based data technologies.
• Experience with message-based architectures, distributed systems, and event-driven application design.
• Understanding of software engineering best practices including automated testing, CI/CD, version control (Git), and DevOps methodologies.
• Knowledge of market data platforms, trading systems, and real-time data integration processes.
• Experience developing applications that support trading, risk management, forecasting, optimization, or commercial decision-making.

Your benefits
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

More information on our Company's benefits can be found at www.exxonmobilfamily.com.
Please note benefits may be changed from time to time without notice, subject to applicable law.
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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.
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