Senior Software Developer

About us:

Hiver offers teams the simplest way to offer outstanding and personalized customer service. As a customer service solution built on Gmail, Hiver is intuitive, super easy to learn, and delightful to use. Hiver is used by thousands of teams at some of the best-known companies in the world to provide attentive, empathetic, and human service to their customers at scale. We’re a top-rated product on G2 and rank very highly on customer satisfaction.

At Hiver, we obsess about being world-class at everything we do. Our product is loved by our customers, our content engages a very wide audience, our customer service is one of the highest rated in the industry, and our sales team is as driven about doing right by our customers as they are by hitting their numbers. We’re profitably run and are backed by notable investors. K1 Capital led our most recent round of $27 million. Before that, we raised from Kalaari Capital, Kae Capital, and Citrix Startup Accelerator.

Opportunity:

As a Senior Staff Engineer at Hiver, you will play a pivotal role in shaping the future of our platform and technology landscape. You will operate as a senior technical leader — driving architectural strategy, establishing engineering excellence across teams, and influencing product direction at scale.

Hiver processes over 5 million emails daily for thousands of active users — and as we continue to grow rapidly, you’ll lead efforts to build highly scalable, intelligent, and resilient systems that power this growth. This is a hands-on and strategic role where you will architect complex systems, mentor other Staff Engineers and Technical Leads, and champion technical innovation across the company.

What you will be working on?

Strategic Technical Leadership

• Define and evolve Hiver’s technical architecture and long-term technology roadmap in alignment with business strategy.
• Lead architectural design reviews and ensure coherent technical direction across multiple product and platform teams.
• Partner with senior leadership across all functions to make strategic build vs. buy, scale vs. optimize, and AI adoption decisions.
• Drive technical vision-setting for next-generation AI-driven capabilities across the product suite.

AI and Systems Architecture

• Design and scale advanced Generative AI and Machine Learning solutions integrated with Hiver’s core workflows.
• Build frameworks to improve system scalability, resilience, and observability for high-throughput email and data processing.
• Ensure architectural decisions are guided by performance, maintainability, and cost efficiency principles

Engineering Excellence & Mentorship

• Set and enforce engineering-wide standards for system design, code quality, and technical documentation.
• Mentor and coach Staff Engineers, Tech Leads, and Senior Engineers, helping them grow as system thinkers and problem solvers.
• Act as the final technical reviewer for complex or high-risk projects, reducing uncertainty and ensuring timely delivery.
• Build a culture of engineering excellence that values clarity, simplicity, and accountability.

Cross-Functional Influence

• Collaborate closely with Product, Data, and Design teams to translate business goals into technically feasible and scalable solutions.
• Drive consensus and alignment on key architectural trade-offs across multiple teams and stakeholders.
• Lead post-incident reviews and proactively drive initiatives that improve system reliability and developer productivity.

Innovation & Technical Thought Leadership

• Champion emerging technologies — AI, automation, data analytics — to create business leverage.
• Promote a culture of continuous innovation, experimentation, and learning within engineering.
• Represent Hiver’s engineering excellence in external forums, conferences, and open-source communities.

What we are looking for?

• 12+ years of total experience in software engineering with at least 5+ years in architecture or technical leadership roles.
• 3+ years of experience leading Staff-level in large-scale distributed systems.
• Extensive expertise in AI/ML (including Generative AI), with a deep understanding of model lifecycle management and deployment.
• Proven experience architecting high-availability, large-scale SaaS platforms in cloud environments (AWS, GCP or Azure).
• Strong foundation in Python or Java, object-oriented design, and system performance optimization.
• Advanced understanding of distributed systems, data architecture, and event-driven design patterns.
• Experience managing technical strategy and decision-making across multiple teams or product areas.
• Demonstrated ability to navigate ambiguity, build consensus, and influence without direct authority.
• Passion for mentoring and developing senior engineering talent and shaping engineering culture at scale.

Backend Engineer (MongoDB / API Integrations / AWS / Vectorization)

Position Summary

We are hiring a Backend Engineer with expertise in MongoDB, data vectorization, and advanced AI/LLM integrations. The ideal candidate will have hands-on experience developing backend systems that power intelligent data-driven applications, including robust API integrations with major social media platforms (Meta, Instagram, Facebook, with expansion to TikTok, Snapchat, etc.). In addition, this role requires deep AWS experience (Lambda, S3, EventBridge) to manage serverless workflows, automate cron jobs, and execute both scheduled and manual data pulls. You will collaborate closely with frontend developers and AI engineers to deliver scalable, resilient APIs that power our platform.

Key Responsibilities

• Design, implement, and maintain backend services with MongoDB and scalable data models.
• Build pipelines to vectorize data for retrieval-augmented generation (RAG) and other AI-driven features.
• Develop robust API integrations with major social platforms (Meta, Instagram Graph API, Facebook API; expand to TikTok, Snapchat, etc.).
• Implement and maintain AWS Lambda serverless functions for scalable backend processes.
• Use AWS EventBridge to schedule cron jobs and manage event-driven workflows.
• Leverage AWS S3 for structured and unstructured data storage, retrieval, and processing.
• Build workflows for manual and automated data pulls from external APIs.
• Optimize backend systems for performance, scalability, and reliability at high data volumes.
• Collaborate with frontend engineers to ensure smooth integration into Next.js applications.
• Ensure security, compliance, and best practices in API authentication (OAuth, tokens, etc.).
• Contribute to architecture planning, documentation, and system design reviews.

Required Skills/Qualifications

• Strong expertise with MongoDB (including Atlas) and schema design.
• Experience with data vectorization and embeddings (OpenAI, Pinecone, MongoDB Atlas Vector Search, etc.).
• Proven track record of social media API integrations (Meta, Instagram, Facebook; additional platforms a plus).
• Proficiency in Node.js, Python, or other backend languages for API development.
• Deep understanding of AWS services:
• Lambda for serverless functions.
• S3 for structured/unstructured data storage.
• EventBridge for cron jobs, scheduled tasks, and event-driven workflows.
• Strong understanding of REST and GraphQL API design.
• Experience with data optimization, caching, and large-scale API performance.

Preferred Skills/Experience

• Experience with real-time data pipelines (Kafka, Kinesis, or similar).
• Familiarity with CI/CD pipelines and automated deployments on AWS.
• Knowledge of serverless architecture best practices.
• Background in SaaS platform development or data analytics systems.

Job Title: Backend Developer

Experience: 2–7 Years

Location: On-site – Bangalore

Employment Type: Full-Time

Company: Pepsales AI (Multiplicity Technologies Inc.)

About Pepsales

Pepsales AI is a real-time sales enablement and conversation intelligence platform built for B2B SaaS sales teams. It empowers sellers across every stage of the sales cycle—before, during, and after discovery calls—by providing actionable insights that move deals forward. 

• For Account Executives: Pepsales AI transforms the discovery process, ensuring objective deal qualification and frictionless handoffs to solution engineers—enabling AEs to focus on winning, not chasing.
• For Solution Engineers and Consultants: It elevates demo experiences by delivering real-time buyer context and actionable insights, ensuring every interaction is highly personalized and impactful.
• For Sales Leaders: It provides enterprise-grade intelligence across forecasting, pipeline health, team performance, coaching, and the authentic voice of the customer—empowering data-driven decision-making at scale.

With Pepsales AI, sales teams run sharper meetings, accelerate deal cycles, and close with confidence.

Role Overview

We’re seeking a passionate Backend Developer to join our fast-paced team in Bangalore and help build and scale the core systems powering Pepsales. In this full-time, on-site role, you’ll work on high-impact features that directly influence product innovation, customer success, and business growth. 

You’ll collaborate closely with the founding team and leadership, gaining end-to-end ownership and the chance to bring bold, innovative ideas to life in a rapidly scaling startup environment

Key Responsibilities

• Design, develop, and maintain scalable backend systems and microservices.
• Write clean, efficient, and well-documented code in Python.
• Build and optimize RESTful APIs and WebSocket services for high performance.
• Manage and optimize MongoDB databases for speed and scalability.
• Deploy and maintain containerized applications using Docker.
• Work extensively with AWS services (EC2, ALB, S3, Route 53) for robust cloud infrastructure.
• Implement and maintain CI/CD pipelines for smooth and automated deployments.
• Collaborate closely with frontend engineers, product managers, and leadership on architecture and feature planning.
• Participate in sprint planning, technical discussions, and code reviews.
• Take full ownership of features, embracing uncertainty with a problem-solving mindset.

Required Skills & Qualifications

• 2–7 years of backend development experience with a proven track record of building scalable systems.
• Strong proficiency in Python and its ecosystem.
• Hands-on experience with MongoDB, Docker, and Microservice Architecture.
• Practical experience with AWS services (EC2, ALB, S3, Route 53).
• Familiarity with CI/CD tools and deployment best practices.
• Strong understanding of REST API design principles and WebSocket communication.
• Excellent knowledge of data structures, algorithms, and performance optimization.
• Strong communication skills and ability to work in a collaborative, fast-paced environment.

What We Value

• Excitement to work on cutting-edge technology and platforms , helping redefine how businesses engage and convert customers.
• Thrives in a dynamic startup environment that values diversity, rapid innovation, and a growth mindset—adapting to change, challenging the status quo, and making a real impact.
• Passion for ownership beyond coding, contributing to product strategy and innovation.

Why Join Pepsales?

• Direct access to founders and a voice in high-impact decisions.
• Opportunity to shape a next-gen AI SaaS product transforming sales worldwide.
• Exposure to cutting-edge technologies in a rapidly growing startup.
• Ownership-driven culture with fast career growth and learning opportunities.
• A collaborative, innovation-driven environment that values creativity and problem-solving.

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation.
Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

F5, Inc. is seeking a Software Engineer III with experience in building highly available and highly scalable services on public cloud like AWS, Azure and GCP. In this role you will help develop networking and security technologies as a service (SaaS) to solve customers’ multi-cloud problem. You will be part of Cloud Orchestration team working on F5 Distributed Cloud platform.

Primary Responsibilities 

• Design and development of highly available and highly scalable services using public cloud and F5 Distributed Cloud services.

• Understand product requirements related to multi-cloud and propose solutions.

• Follow software development lifecycle for feature development i.e., design, develop, test and support the features

• Creating prototypes to validate use cases and get feedback from product team and architects.

• Work cohesively with geographically distributed team

Knowledge, Skills and Abilities

• Experience in designing and implementing solutions for services in public cloud

• Experience in developing software in a SaaS environment

• Extensive hands-on experience in using Infrastructure as code (IsC) tools like terraform (preferred), cloud formation etc

• Extensive hands-on experience in programming languages such as Golang(preferred), python, Java, Rust

• Solid understanding of AWS VPC Networking Services like Transit Gateway, Virtual Private Gateway, Direct Connect, Gateway Load balancer, Private link etc.

• Solid understanding of Azure Networking Services like Virtual Network (Vnet), Express route, Azure load balancers etc

• Solid understanding of GCP networking services

• Good understanding and experience in L2 to L7 networking protocols including but not limited to Ethernet, TCP/IP, VLAN, BGP, HTTP

• Good understanding of container technologies such as Docker, Kubernetes etc.,

• Working knowledge of CI/CD tools like GitLab, Argo

• Ability to implement all phases of a development cycle for a software product from understanding requirements, going through design, development and deploy phases

• Self-motivated and willing to delve into new areas and take on new challenges in a proactive manner

• Excellent written and verbal communication skills.

Qualifications

• Minimum of 5 years of related experience with a Bachelor's degree in Computer Science/related field 

Good knowledge and experience of working with backend systems; 

designing server-side architecture, including production maintenance experience are must-haves.

At least 1-2 years of experience in any programming languages like Java, Ruby, PHP, Python and Node.js(Node.js preferred).

Understanding of micro-services oriented architecture.

Experience with Databases design (SQL, NoSQL) and analytics

Experience in driving and delivering complex features/software modules from technical design to launch.

Expertise with unit testing & Test Driven Development (TDD)