Senior Backend Engineer
About the Company Mango Voice is a leading provider of cloud-based communication solutions, helping businesses of all sizes connect with their customers through innovative VoIP, SMS, and collaboration tools. We are rapidly expanding our partner ecosystem and are looking for a driven individual to help build the technical evolution of our platform. About the Role Mango Voice is searching for an experienced and collaborative Senior Backend Engineer to design, write software for, and maintain cloud native applications for viewing, configuring, and using the Mango Voice Business VoIP software system. This role will involve working on a small team of 3-5 engineers to build and improve features, handle on-call duties and support escalations, and software and infrastructure maintenance. A potential focus for this role is integrating and developing AI-driven features and agentic systems, particularly those related to our Customer Experience or Integrations domains. Responsibilities Technical Design & Development Design and implement scalable, secure, and reliable APIs and routing logic using Golang as the primary language. Write, test, and deploy production-ready code that enhances our platform, potentially focusing on data integrations (CRM/PMS/EHR) and AI-driven workflows. Contribute to the architectural vision for the unified Conversational AI and Communications Platform, ensuring high performance in a high-volume environment. Delivery & Operational Excellence Collaborate with Product Management and the engineering team to refine user stories and execute projects using the Shape Up framework. Drive the full software development lifecycle for assigned features, from technical design through deployment and maintenance. Monitor, troubleshoot, and resolve issues related to platform reliability, API performance, response latency, participating in on-call rotations. Maintain and improve cloud infrastructure (AWS) using automation tools. Team Collaboration Partner with other engineers, UX/Design, and Product teams to ensure the technical implementation aligns with the intended user experience and product vision. Mentor and provide technical guidance to more junior engineers. Qualifications Experience: 5+ years of software engineering experience, with a focus on backend development. Technical Domain: Extensive experience with Golang (Go) for high-volume, production-ready systems. Cloud Platform: Strong hands-on experience designing and building solutions on AWS (e.g., EC2, S3, RDS, Lambda, CloudWatch). Architecture: Solid understanding of microservices principles, API design (REST/gRPC), and solving scalability challenges. Datastores: Experience designing efficient database schemas (relational SQL + NoSQL datastores). Collaboration: Proficient in collaborative code management via Git and Github; excellent communication and teamwork abilities in a remote environment. Leadership + Ethics: you create systems that empower not only yourself, but those around you. Preferred Skills Additional Languages: Experience with Python. AI/ML Depth: Experience designing and building autonomous or semi-autonomous software agents and AI-driven workflows. Familiarity with Large Language Models (LLMs), prompt engineering, or agentic development frameworks (e.g., LangChain, LlamaIndex). Industry Experience: Experience in VoIP technologies (SIP, RTP, WebRTC) or messaging (SMS/MMS/RCS). Automation: Experience with automating processes like CI/CD, server management, and migrations using tools like Terraform, Ansible, and Bash. Healthcare Experience: Prior experience building software for the Healthcare space, with a deep understanding of HIPAA compliance and security requirements. Benefits 4-day work week remote-first (globally distributed) PTO healthcare plans available that are 100% covered by employer parental leave
$165 per hour
...DescriptionIf you say you have an idea and can covert that into a something beautiful, then you are the one we are looking for.As our Sr. Backend Engineer, you will be:You will develop efficient web services and APIsYou will participate in daily code deploys while working on...Senior$150k - $250k
$150,000-$250,000 per annum New York, United States Permanent Senior Backend Engineer - New York My client is a well funded early stage startup building a high scale social platform from the ground up. They are focused on building persistent, high performance...SeniorPermanent employment- ...reliability — and grow the team that runs it. This is a high-impact engineering role with meaningful equity, real ownership, and direct... ...scales. What you'll do Set the architecture. Own how our backend fleet and data pipeline fit together, and where they go next....SeniorFull time
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...leading investors, the company is expanding rapidly and looking for engineers who thrive in a fast-paced, high-ownership environment where... ...product and business. About the Role Design and build backend services powering fintech and SaaS products for healthcare customers...SeniorFull timeWork at officeRemote work$250k
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...Backend Engineer As a Backend Engineer, you'll work on our backend and infrastructure systems to design, build and maintain a fast and reliable user experience for our customers. You'll collaborate with other engineers to develop the APIs, data models and services...SeniorCurrently hiringLocal areaRemote workWeekend work3 days per week- ...role is hybrid and no chance of 100% remote. 3 days on site or as needed. Available locations: 2 Broadway*** Senior Backend Software Engineer Position Overview The Senior Backend Software Engineer / Consultant is a hands-on engineer responsible...SeniorRemote workAfternoon shift
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...design and implement distributed systems, low-latency execution engines, and AI-augmented risk modules that must perform flawlessly... ...What You'll Do Design and build high-throughput, low-latency backend services for order routing, execution, and risk management Develop...SeniorFull timeRemote workWorldwide- .... If banks and payment products were reinvented today, they would look like Fin. About the role We are looking for a Senior Backend Engineer to own the core systems that make this work. You will design and build the services that move real money, integrate with payment...SeniorWorldwide
- ...days in-office culture. Both founders are technical. Every engineer on the team has experience at early-stage startups. Several... ...directly to customers, make technical decisions, and ship. Role: Senior Backend Software Engineer We're a tiny engineering team building...SeniorFull timeWork at office
$250k
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...and help change mental healthcare for the better. The Work Backend at Headway involves high-stakes logic. You're building a... ...that give providers their time back. The Insurance Billing Engine: We apply AI pragmatically to reduce administrative burdens for...SeniorFlexible hoursShift work- ...Senior Backend Engineer | FinTech Data Platform We're partnering with an innovative and rapidly growing technology business that is transforming how financial data is extracted, structured, and delivered through cutting-edge AI, NLP, and machine learning technologies...SeniorWork at officeRemote work
- ...with a customer to post-release monitoringSet technical direction across projects, mentor engineers, and raise the bar on how the team buildWhat You'll Bring5+ years of backend engineering experienceA strong eye for performance, reliability, and robust systems designYou...SeniorFlexible hours
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$186k - $223k
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$160k - $240k
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