Source Job

India

  • Design and implement scalable, microservices-based architectures using Golang.
  • Write clean, efficient, and maintainable code, leveraging Go’s concurrency primitives.
  • Build and maintain high-performance RESTful and gRPC APIs.

Golang Microservices PostgreSQL Redis Kubernetes

20 jobs similar to Senior Engineer (Golang) - Contractor

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US

  • Collaborate with product and engineering teams to understand business requirements.
  • Write clean, efficient, and maintainable code adhering to coding standards.
  • Continuously improve the performance, scalability, and reliability of systems.

LTK empowers lifestyle creators to monetize their content through its technology platform. They have a diverse, multi-disciplinary team and operate on five continents, with headquarters in Dallas, TX.

India 4w PTO

  • Designing & building applications using Golang.
  • Supporting component design, development and maintenance.
  • Optimising performance in applications for maximum speed and scalability.

Nearform is an independent team of data & AI experts, engineers, and designers who build intelligent digital solutions and capability at pace. They create AI-enabled solutions that enhance digital experiences, empower developers, and deliver measurable results. Our team of 500 experts in 20+ countries is trusted by leading enterprises.

$180,000–$220,000/yr
US Unlimited PTO

  • Design and build scalable and high-performance data software solutions using Golang and Python.
  • Build and deploy Kubernetes-based systems to manage containerized applications in cloud-native environments.
  • Collaborate with cross-functional teams to understand and address customer needs, ensuring our systems evolve to meet future requirements.

Machinify is a healthcare intelligence company delivering value, transparency, and efficiency to health plan clients. They deploy a configurable, AI-powered platform and have best-in-class expertise in the payment continuum, serving over 85 health plans and 270 million lives.

Global

  • Design, architect, implement, review, and test frameworks, libraries, tools, and services primarily using Go.
  • Participate in requirement, design, planning, and retrospective meetings as an integral part of an Agile software development team.
  • Be an active maintainer of Mirantis projects by managing contributions and patches to open-source projects, reviewing submissions, and participating in design decisions.

Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. They combine open source innovation with expertise in Kubernetes orchestration, empowering platform engineering teams to deliver composable developer platforms across any environment.

Global

  • Collaborate with project team members to ensure development and implementation of new data-driven business solutions.
  • Take ownership of assigned development tasks to ensure on-time delivery of high-quality solutions that meet requirements.
  • Collaborate with senior technical staff and PM to identify, document, plan contingency, track and manage risks and issues until all are resolved.

Founded in 2016 by experienced entrepreneurs and engineers, Pismo provides a comprehensive processing platform for banking, card issuing and financial market infrastructure, helping customers innovate and build the next generation of banking and payment solutions. Acquired by Visa in 2024, Pismo has 500+ employees in more than 10 countries and empowers firms to build and launch financial products rapidly, scaling as they grow while keeping high security and availability standards.

APAC

  • Develop backend components and services in Golang that process high-scale, data-rich event streams.
  • Design and implement database interactions using PostgreSQL and ClickHouse, focusing on performance, reliability and observability.
  • Collaborate with PM, UX, and other engineering teams to define, build, and iterate on monitoring and insights features that solve real user problems.

GitLab is an open-core software company that develops the most comprehensive AI-powered DevSecOps Platform, used by more than 100,000 organizations. Their mission is to enable everyone to contribute to and co-create the software that powers our world.

Global 5w PTO

  • Design and implement backend services in Go that are secure, observable, and resilient.
  • Own API architecture (REST/gRPC), versioning, and backward compatibility for internal + external consumers.
  • Integrate with customer ecosystems (SSO/SAML/OIDC, SCIM, LMS/LXP, webhooks, data exports, APIs).

Pixaera is a passionate team of builders dedicated to delivering solutions that empower people. They leverage AI and gamification to build a vertical platform that is centered around improving the safety readiness of frontline workers in any high-risk industry.

$210,000–$250,000/yr
US Unlimited PTO

  • Design and build scalable and high-performance data software solutions using Golang and Python.
  • Build and deploy Kubernetes-based systems to manage containerized applications in cloud-native environments.
  • Collaborate with cross-functional teams to understand and address customer needs, ensuring systems evolve.

Machinify is a healthcare intelligence company focused on delivering value, transparency, and efficiency to health plan clients. They deploy a configurable, AI-powered platform used by over 85 health plans, representing more than 270 million lives, and foster a flexible and trusting environment.

$184,000–$231,000/yr
US Unlimited PTO

  • Designing and developing technical integrations that connect Chainguard products to partner platforms.
  • Building and maintaining our security advisory system, including schemas, APIs, and data feeds.
  • Owning integrations with major cloud platforms, including GCP, AWS, and Azure.

Chainguard is the secure foundation for software development and deployment. They help organizations eliminate threats in their software supply chains by providing guarded open source software. Chainguard is founded by industry's leading experts on open source software, security and cloud native development and they built the largest library of open source software that is secure by default.

$120,800–$181,200/yr
US

  • Collaborate with frontend engineers to create APIs to provide a best-in-class experience for our users
  • Integrate with external services using APIs to manage payments, documents, and claims
  • Contribute to important architectural and operational decisions like microservices vs. monoliths, deployment techniques, technologies, policies, processes, etc.

Openly is rebuilding the insurance sector from the ground up, re-envisioning and enhancing every aspect of the customer experience. They are a rapidly growing team of exceptional, curious, empathetic people with a wide range of skill sets, spanning technology, data science, product, marketing, sales, service, claims handling, and finance.

US

  • Impact and contribute to the development of major software projects.
  • Collaborate with hardware and content teams to evolve a consumer-oriented fitness product.
  • Implement, test, deploy and monitor software for our cloud-based backend microservices.

Tonal is the world’s first all-in-one home gym with a stunning design. They have revolutionized the fitness journey with adaptive weight and coaching cues powered by A.I. technology, uniting a diverse team to reinvent strength training and redefine the future of fitness.

$180,880–$327,000/yr
US

  • Building backend integrations with cloud provider's managed databases.
  • Working on scalability and resiliency of clusters with 10K+ nodes.
  • Implementing advanced HTTPS proxy with identity aware access control.

Teleport is the Infrastructure Identity Company, modernizing identity, access, and policy for infrastructure. They are a fast-growing, well-funded Y-Combinator company that values craft, work/life balance, and embraces a culture of humility, honesty, and transparency.

Global

  • Write and maintain GraphQL endpoints that connect our UI to internal APIs, enabling key operational features.
  • Collaborate with senior engineers and cross-functional teams to design, build, and test backend services.
  • Participate in pair programming, bug fixing, and design discussions to improve service reliability and performance.

Founded in 2016, Pismo provides a processing platform for banking, card issuing and financial market infrastructure, helping customers innovate and build banking and payment solutions. Pismo joined Visa in 2024 and has 500+ employees located in more than 10 countries.

US

  • Design, develop, and maintain scalable backend services and APIs.
  • Take ownership of complex features end-to-end, from design through deployment and monitoring.
  • Architect key system components that balance performance, reliability, and maintainability.

VERSANT is a leading force in news, sports and entertainment - home to iconic and trusted brands that inspire, inform, and delight audiences. As an independent, publicly traded company, VERSANT brings together powerhouse cable networks with dynamic digital and direct-to-consumer brands.

US

  • Own the cloud infrastructure for the Remote Assist system.
  • Contribute to the operator tooling application and the onboard RA components.
  • Partner closely with the RA tech leads that own onboard and offboard code.

Stack is developing revolutionary AI and advanced autonomous systems designed to enhance safety, reliability, and efficiency of modern operations. With decades of experience creating and deploying real world systems for demanding environments, the Stack team is dedicated to developing an autonomous solution ecosystem tailored to the trucking industry's unique demands.

UK

  • Build and integrate APIs that power stakeholder-facing telco journeys.
  • Work closely with product managers, frontend engineers, and business stakeholders to deliver customer-focused features.
  • Contribute to projects that shape how the telco products are experienced end-to-end.

UW provides utilities all in one place, including energy, broadband, mobile, and insurance. They aim to double in size and work in small, autonomous teams with real ownership of the customer journeys.

$140,000–$173,000/yr
US

  • Develop features for our next generation market intelligence platform on a small Agile team.
  • Consistently and frequently deliver solutions that are well-engineered, maintainable and tested.
  • Participate in code reviews and sprint planning, help identify opportunities, work through challenges and share knowledge.

CB Insights is the leader in predictive intelligence on private companies, turning exclusive data on millions of firms into trusted signals. The company has built a comprehensive platform of AI and data capabilities, used by leading strategy, investment, and business development teams.

Europe

  • Design, build, and maintain fullstack applications using React and Golang
  • Build and scale backend microservices using Golang and gRPC
  • Collaborate closely with design and product teams to translate product requirements into well-crafted features

Jobgether uses an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

$105,000–$130,000/yr
US Unlimited PTO

  • Design, implement, and maintain backend services and APIs that support core product features.
  • Work with Postgres database to model data, write efficient queries, and ensure data integrity and performance.
  • Collaborate with frontend engineers, product managers, and designers to support end-to-end feature development.

Impiricus is the first and only AI-powered HCP Engagement Engine that ethically connects HCPs to pharma resources, reduce go-to-market costs and accelerate patient access to the treatments they need. Founded by a practicing physician and a senior pharmaceutical executive, In 2025, Deloitte named Impiricus the #1 fastest growing company in North America.

Global

  • Develop and maintain applications using Golang or Java, following clean code and best software engineering practices.
  • Design and implement scalable, reliable, and secure microservices architecture.
  • Collaborate with engineering and product teams to refine and deliver technical solutions aligned with business needs.

Pismo, founded in 2016, provides a comprehensive processing platform for banking, card issuing, and financial market infrastructure, helping customers innovate and build next-generation banking and payment solutions. Pismo joined Visa in 2024 and has 500+ employees in more than 10 countries, leveraging Visa’s solutions to address technological challenges faced by large banks, marketplaces, and fintech companies.