We are seeking a **Senior Software Engineer specializing in Golang** to join our team, where you’ll work on the services that power BigCommerce's API platform. Our mission is to build high\-performing, scalable solutions while enabling innovation across our platform for developers internally and externally. Join us and make a lasting impact by driving key architectural decisions, improving API performance, and fostering collaboration across teams worldwide. *We accept* *CVs in English only.* **Responsibilities** * Design, build, and optimize services powering BigCommerce APIs with a focus on performance, scalability, and maintainability * Create internal tools that streamline workflow efficiency for other teams working with APIs * Troubleshoot and resolve production issues while contributing to ongoing service stability and performance improvements * Document workflows, architectural decisions, and best practices related to API infrastructure * Partner with distributed teams across time zones in both the EU and US * Advocate for best practices in code quality, testing, and maintainability * Explore and adopt unfamiliar tools, frameworks, or techniques relevant to project advancements * Contribute to API architectural enhancements targeting modernization and extensibility * Collaborate with technical stakeholders to influence decisions and align objectives on product deliverables * Provide mentorship to junior engineers, fostering growth within the team while delivering on critical milestones **Requirements** * 3\+ years of professional experience in software engineering, specifically using Golang for application development * Expertise in designing and implementing scalable, performant, and maintainable application architectures * Knowledge of HTTP, RESTful API design, and proficiency in API standards * Strong proficiency with SQL database schema design, query optimization, and familiarity with either relational databases (PostgreSQL, MySQL) or NoSQL alternatives * Competency with version control systems like Git, including advanced workflows such as rebasing and resolving merge conflicts * Skills in writing clean, maintainable, and testable code alongside comprehensive test suites (unit, integration) * Familiarity with troubleshooting and resolving complex technical challenges in scalable systems * Proficiency in collaborating with diverse, distributed teams and operating independently when managing end\-to\-end project execution * Strong problem\-solving capabilities, particularly in incident handling and ensuring high service reliability * Background in influencing technical roadmaps and guiding stakeholders in technological decision\-making * Commitment to self\-learning and adopting emerging technologies and best practices * Strong English communication skills (B2 or higher) with the ability to adapt technical concepts for diverse audiences **Nice to have** * Familiarity with any of the following technologies: gRPC, GraphQL, MCP; RabbitMQ; Redis; Docker, CircleCI * Showcase of experience using observability tools like Kibana, Prometheus, Grafana, or Lightstep * Knowledge of issue tracking systems and Agile methodologies, such as Jira * Experience leveraging cloud platforms like Google Cloud Platform (GCP) or Amazon Web Services (AWS) for production deployments and service scaling * Exposure to additional programming languages such as JavaScript (Node.js), Scala, PHP, or Ruby, demonstrating adaptability across tech stacks **We offer** * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Health Coverage \- Health and wellness are important, that is why we have you and up to four family members in a premiere health plan. We have a couple of options, so you can choose what is best for you and your family * Visual Benefit \- Seeing your work for us would be a sight for sore eyes. We want your vision to always be at 100% which is why we offer up to $200\.000 COP for any visual health expenses * Life Insurance Plan \- We have partnered with MetLife to offer a full\-coverage Ife insurance plan. So, your family is covered, even if you are gone. * Medical Leave Coverage \- We are one of the few companies that cover 100% of your medical leave, for up to 90 days. Your health is the most important thing to us * Professional Growth Opportunities \- We have designed a highly competitive and complete development process, where you will have all the tools to get where you have always wanted to be, personally and professionally * Stock Option Purchase Plan \- As an EPAMer you can be more than just an employee, you will also have the opportunity to purchase stock at a reduced price and become a part owner of our organization * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Community Benefit \- You will be part of a worldwide community of over 50,000 employees, where you can learn, challenge yourself, stand out, and share your knowledge and experience with multicultural teams! *Please note that even though you are applying for this position, you may be offered other projects to join within EPAM.* EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.