Senior Software Engineer, Core Platform

April 14, 2026

Are you applying to the internship?

Job Description

Senior Software Engineer, Core Platform

[Your Company Name Here] is a dynamic and fast-growing technology company at the forefront of [mention your industry, e.g., cloud computing, FinTech, healthcare AI]. Our mission is to [state company mission or vision]. We are looking for a highly skilled and motivated Senior Software Engineer to join our innovative Core Platform team and contribute to building the next generation of our

platform.

About the Role

As a Senior Software Engineer on the Core Platform team, you will play a critical role in designing, developing, and maintaining the foundational services and infrastructure that power all of our applications. You will work on highly scalable, high-performance systems, collaborating with cross-functional teams to deliver robust and reliable solutions. This position offers the opportunity to tackle complex technical challenges, influence architectural decisions, and mentor junior engineers, all while contributing to a product used by millions.

Key Responsibilities

  • Lead the design and implementation of new features and enhancements for our core platform services, ensuring scalability, reliability, and security.
  • Develop high-quality, maintainable, and efficient code primarily in [mention primary languages, e.g., Go, Java, Python, C#] adhering to best practices and coding standards.
  • Participate in architectural discussions and contribute to the technical roadmap, helping to define the future direction of our platform.
  • Conduct thorough code reviews for peers, providing constructive feedback and ensuring code quality.
  • Mentor and guide junior and mid-level engineers, fostering a culture of technical excellence and continuous learning.
  • Collaborate closely with Product Managers, DevOps, and other engineering teams to define requirements, plan sprints, and deliver integrated solutions.
  • Troubleshoot and resolve complex technical issues, optimizing performance and identifying areas for improvement in existing systems.
  • Contribute to the development and maintenance of CI/CD pipelines and automated testing frameworks to ensure continuous delivery and quality assurance.
  • Stay abreast of new technologies and industry trends, evaluating and recommending their adoption where appropriate.

Required Qualifications

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical field, or equivalent practical experience.
  • 5+ years of professional experience in software development, with a significant focus on backend systems and distributed architectures.
  • Expertise in at least one modern programming language such as Go, Java, Python, or C#.
  • Strong understanding of data structures, algorithms, and object-oriented design principles.
  • Proven experience with cloud platforms (e.g., AWS, Azure, GCP) and familiarity with containerization technologies (e.g., Docker, Kubernetes).
  • Proficiency with relational databases (e.g., PostgreSQL, MySQL) and/or NoSQL databases (e.g., MongoDB, Cassandra).
  • Experience designing and consuming RESTful APIs and/or gRPC services.
  • Demonstrated ability to lead projects, make sound technical decisions, and deliver high-quality software on time.
  • Excellent problem-solving, analytical, and communication skills.

Preferred Qualifications

  • Experience with message queues/streaming platforms (e.g., Kafka, RabbitMQ, SQS).
  • Familiarity with microservices architecture and event-driven systems.
  • Understanding of security best practices in software development.
  • Experience working in an Agile/Scrum development environment.
  • Contributions to open-source projects or a strong portfolio of personal projects.

What We Offer

  • Competitive salary and a comprehensive benefits package, including health, dental, and vision insurance.
  • Equity compensation to share in the company’s success.
  • Generous paid time off, including vacation, sick leave, and company holidays.
  • Flexible work arrangements and a supportive work-life balance.
  • Opportunities for professional growth and development, including conferences, workshops, and internal training programs.
  • A collaborative, inclusive, and innovative work environment where your ideas are valued.
  • State-of-the-art office facilities with amenities like [mention perks, e.g., free snacks, gym access, game room].
  • Regular team events, social gatherings, and company-wide celebrations.

Ready to Innovate?

If you are a passionate and experienced engineer eager to build impactful, scalable systems and contribute to a leading-edge product, we encourage you to apply! Please submit your resume and a cover letter detailing your relevant experience and why you would be a great fit for the [Your Company Name Here] team.

[Your Company Name Here] is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All employment decisions are based on qualifications, merit, and business need.