Senior Software Engineer

Rondo Energy is seeking a Senior Software Engineer in Alameda, CA, to design and develop robust APIs for their heat battery technology. Responsibilities include API design, algorithm development for battery optimization, integration, deployment, documentation, testing, and security. Candidates should have over 10 years of experience in API development and proficiency in Node.js with TypeScript/JavaScript. The role focuses on enhancing energy efficiency and reducing carbon emissions in industrial sectors.
About Rondo Energy

At Rondo, we help the world's most difficult-to-decarbonize industries rapidly lower their energy costs and carbon emissions.

Our low-cost, drop-in heat battery replaces fossil-fired boilers at industrial facilities, enabling companies to deeply decarbonize without making costly changes to their factories. Utilizing century-old refractory brick material and cutting-edge automation, Rondo Heat Batteries (RHBs) turn intermittent renewable electricity into continuous, high-temperature heat and power. With proven success in the field and modular models, we reduce cost and emissions across various industries, from food and textiles to steel and cement.

With a $3+ trillion market potential, we're driving new demand for renewables, improving energy security, and accelerating rapid carbon reduction within the world's most hard-to-abate sectors.

What You Will Do (key responsibilities for this role include but are not limited to):
• API Design and Development: Design, develop, and implement robust APIs that facilitate communication between various systems and applications. Ensure APIs are scalable, secure, and maintainable.
• Battery Optimizer Application: Develop in code an algorithm app based on Rondo's models. Receive incoming API data for variables, determine the optimal state for the Rondo Heat Battery and send the API data.
• Integration: Integrate APIs with existing systems, third-party services, and client applications. Troubleshoot and resolve integration issues as they arise.
• Deployment: Apps may initially begin as native application and move to containerization with Docker when needed. May deploy onto Industrial PC's or to AWS ECS.
• Collaboration: Work closely with Rondo control developers to ensure seamless integration and optimal performance of the applications. Collaborate with stakeholders, including product managers and other developers.
• Documentation: Create and maintain comprehensive API documentation to support developers and end-users. Ensure that all APIs are well-documented, including usage instructions, code examples, and troubleshooting guides.
• Testing and Maintenance: Develop and execute unit and integration tests to ensure the quality and reliability of the APIs. Monitor and maintain APIs, troubleshooting and resolving issues to ensure high availability and performance. Implement version control and change management processes to manage API updates and releases.
• Security: Implement security measures and best practices to protect APIs from vulnerabilities and ensure data integrity and privacy. Stay updated on the latest security trends and technologies to proactively address potential threats.
• Performance Optimization: Continuously evaluate and optimize the performance of APIs. Identify and address bottlenecks and performance issues to ensure that APIs can handle increasing loads and complex queries.
• Staying up-to-date with new technologies: Stay up-to-date with new technologies and trends, evaluating their potential to improve business operations, and making recommendations to senior management.

What You Will Bring:
• Bachelor's or Equivalent Experience
• 10+ years API development implementing restful web services / SOAP end-to-end, including authentication frameworks, gateways, network services and traffic routing
• 10+ years Node.js with TypeScript/JavaScript
• 10+ years Python development
• 5+ years Docker and containerization technologies
• 5+ years working with Cloud technologies (AWS preferred)
• 5+ years of server-less Cloud Technologies (AWS API Gateway, Lambda)
• 5+ years SQL with relationship/time-series databases (i.e. MySQL, Postgres, Athena, Aurora, RDS & S3) and ETL Pipelines (AWS Glue)
• Excellent analytical and troubleshooting skills.
• Strong verbal and written communication skills.
• Ability to clearly articulate technical concepts to non-technical stakeholders.
• Strong collaboration and teamwork abilities. Adaptability and willingness to learn new technologies and methodologies.
• Angular or React.js web development
• Experience with SCADA devices and Historians (i.e. Ignition industrial platform)
• Experience with Time Series Databases, Data Lakes & Data Warehouses
• Experience with microservices architecture.
• Certifications in relevant technologies or cloud platforms.
• Experienced with Agile methodology

What We Offer:
• Comprehensive Medical Benefits
• Dental & Vision Benefits
• Life Insurance and ADD
• Up to 12 paid holidays per year, in addition to a company week-long holiday in December
• Flexible time off policy
• 401(k) plan with company match
• Cell Phone Reimbursement
• Catered lunches on-site
• Rondo HQ is close to Oakland airport - one block from the Bay - and has stunning Bay views
• An opportunity to make a huge positive impact on the planet

This role is preferred to be on-site Alameda, California though strong candidates from different geographies open to travel will be considered. The estimated annual salary range for a candidate in the Bay Area for this role is between $175,000 and $220,000, plus equity in an early-stage, rapidly scaling global company. Additionally, you would be eligible for Rondo's excellent benefits listed above. Please note that some pay bands may have wide ranges of compensation to accommodate candidates' diverse sets of skill levels, experience, and geographic locations.

Rondo Energy is an equal opportunity employer. We strive to create a supportive and inclusive workplace where contributions are valued and celebrated, and our employees thrive by being themselves and are inspired to do their best work. We seek applicants of all backgrounds and identities, across race, color, ethnicity, national origin or ancestry, citizenship, religion, sex, sexual orientation, gender identity or expression, veteran status, marital status, pregnancy or parental status, or disability. Applicants will not be discriminated against based on these or other protected categories or social identities.

Rondo is committed to the full inclusion of all applicants. If reasonable accommodation is needed to participate in the interview process, please let our recruiting team know.

We proactively work to design hiring processes that promote equity and inclusion while mitigating bias.

Note to Recruitment Agencies: Rondo does not accept unsolicited agency resumes. Furthermore, Rondo Energy does not pay placement fees for candidates submitted by any agency other than its approved partners.