Principal Software Engineer

New

This is a high-impact senior IC role: part architecture, part product, part engi...

Location

Australia , Melbourne

Salary:

180000.00 - 240000.00 AUD / Year

Reqiva

Expiration Date

Until further notice

Requirements

8+ years of professional software engineering experience
Proven experience architecting and scaling distributed or high-volume systems
Strong backend engineering expertise (APIs, infrastructure, services, data flows)
Ability to lead technical direction while remaining deeply hands-on
Comfortable influencing product strategy and working with senior stakeholders
Excellent communicator capable of working across engineering, product, and enterprise customers
Passion for solving complex, real-world system challenges at global scale

Job Responsibility

Architect and evolve distributed systems underpinning global logistics and delivery orchestration
Lead the design, build, and optimisation of backend services, core APIs, and platform components
Partner with cross-functional teams across product, AI, operations, and customer engineering
Provide deep technical leadership on high-impact initiatives across APAC and global teams
Drive engineering standards, scalability, performance, and reliability across the platform
Mentor engineers, guide technical decisions, and elevate overall engineering quality
Investigate and solve complex real-world operational challenges across integrations, fleets, and high-volume workflows

Fulltime

New

Principal Software Engineer in Test

We are seeking a highly experienced Principal Engineer – Testing to join our dyn...

Location

Brazil , São Paulo

Salary:

Not provided

Invisible Technologies

Expiration Date

Until further notice

Requirements

10+ years of experience in software quality engineering, test automation, or systems testing roles
Expertise in test automation frameworks (e.g., Pytest, Playwright, etc.) and infrastructure-as-code pipelines
Strong programming skills in Python, JavaScript/TypeScript
Experience designing and validating tests in distributed, event-driven, and microservices architectures
Familiarity with testing in AI/ML systems, including model output validation and behavior-driven testing
Experience with containerized environments (Docker), and cloud platforms (AWS/GCP/Azure)
Strong understanding of CI/CD systems (particularly Git,) and modern observability tooling (e.g., Grafana, Prometheus)
Excellent problem-solving, debugging, and documentation skills
A track record of technical leadership and mentoring in cross-functional environments

Job Responsibility

Design, implement, and own the testing architecture across the AI platform, spanning backend, APIs, data pipelines, and AI models
Build and scale automation frameworks to support unit, integration, regression, performance, and AI-specific testing
Develop test strategies that balance reliability, speed, and coverage for complex, dynamic, and data-heavy systems
Create simulation and sandbox environments to test AI workflows and orchestration logic
Integrate automated testing into CI/CD pipelines, enabling confident, rapid deployments with safety guarantees
Lead root cause analysis and implement practices that prevent regressions across systems and features
Champion a quality-balanced culture and mentor engineers in best practices for building robust, testable systems

New

Sr. Principal Software Engineer - Applied AI

We are looking for a Principal Software Engineer to join our growing Applied AI ...

Location

United States , Seattle

Salary:

277391.00 - 342391.00 USD / Year

Highspot

Expiration Date

Until further notice

Requirements

2+ years of experience in Generative AI and Agentic AI systems, including LLMs, context engineering, and modern vector-based retrieval systems
8+ years working as a professional software developer
A great understanding of Generative AI systems, best practices and experience in shipping Agentic AI into distributed, data-intensive production systems
Experience developing and operating Cloud services at enterprise scale
Strong programming skills in Java, Python, C#, Typescript or equivalent programming languages
Great collaboration with teams with different backgrounds/expertise/functions
Expertise in full product lifecycle
technical designs, fast shipping, iterative implementation, and successful product launches
Experience and passion for mentoring and encouraging collaborative teams
Experience in cultivating a strong engineering culture in an agile environment

Job Responsibility

Apply Generative AI to solve hard unsolved challenges in the application of Agentic AI to real-world business challenges
Work with a team of Applied AI engineers that works at the bleeding edge of Generative AI to solve high-impact business challenges
Grow, coach, build and scale talent on the Applied AI team
Drive operational excellence to achieve enterprise-grade scale, reliability, security, cost-efficiency and performance
Drive technical direction for building a safe, scalable and reliable Agentic AI platform for all of Highspot
Communicate complex concepts and the results of analyses in a clear and effective manner to technical and non-technical audiences
Collaborate with other team members and cross-functionally to share knowledge and discuss initiatives

What we offer

Comprehensive medical, dental, vision, disability, and life benefits
Health Savings Account (HSA) with employer contribution
401(k) Matching with immediate vesting on employer match
Flexible PTO
8 paid holidays and 5 paid days for Annual Holiday Week
Quarterly Recharge Fridays (paid days off for mental health recharge)
18 weeks paid parental leave
Access to Coaches and Therapists through Modern Health
2 volunteer days per year
Commuting benefits

Fulltime

Principal Software Engineer - Central AI

The Central AI org’s purpose is to accelerate AI innovation across all our produ...

Location

United States , Mountain View; San Francisco; Austin; New York

Salary:

170800.00 - 274300.00 USD / Year

Atlassian

Expiration Date

Until further notice

Requirements

Minimum of 12 years of hands-on experience in software/technology roles, in Enterprise Products & Solutions in the cloud
Proficiency with cloud-native technologies, ideally AWS
At least 2 years of experience architecting and implementing multiple features of a SaaS product at a high scale, performance and reliability of 4 nines
Experience with building and delivering multi-tenant cloud-native SaaS software
Strong understanding of distributed systems, modern cloud-native architectures, and distributed data management
Excellent communication skills and demonstrated success in articulating and pitching technical vision to stakeholders
Ability to balance short- and long-term objectives, focusing on both technical and business outcomes

Job Responsibility

Shape the forward-looking technical direction and long-term architecture for pillars in the Search and Data Ecosystem org
Collaborate with product, engineering, and design leaders to influence the broader department-level strategy
Ensure that the technical strategy you build is aligned with the technical strategy of Atlassian products and platforms
Regularly unblock challenges faced in the software development cycle, from technical design to launch
Lead code reviews and documentation and take on complex bug fixes, especially on high-risk problems
Set the standards for shipping high quality code at high velocity by improving the developer experience
Mentor, hire and develop other engineers

What we offer

health and wellbeing resources
paid volunteer days

Fulltime

New

Principal Engineering Manager - Applied AI

We are looking for a Principal Engineering Manager to join our growing Applied A...

Location

United States , Seattle

Salary:

240870.00 - 297652.00 USD / Year

Highspot

Expiration Date

Until further notice

Requirements

2+ years of experience in Generative AI and Agentic AI systems, including LLMs, context engineering, and modern vector-based retrieval systems
4+ years working as an engineering manager
8+ years working as a professional software developer
A great understanding of Generative AI systems, best practices and experience in shipping Agentic AI into distributed, data-intensive production systems
Experience developing and operating Cloud services at enterprise scale
Strong programming skills in Java, Python, C#, Typescript or equivalent programming language
Substantial depth and breadth of management experience to lead and grow an Applied AI team
Great collaboration with teams with different backgrounds/expertise/functions
Expertise in full product lifecycle
technical designs, project planning, iterative implementation, and successful product launches

Job Responsibility

Lead a team of Applied AI engineers that works at the bleeding edge of Generative AI to solve high-impact business challenges
Apply Generative AI to solve hard unsolved challenges in the application of Agentic AI to real-world business challenges
Grow, coach, build and scale the Applied AI team
Drive operational excellence to achieve enterprise-grade scale, reliability, security, cost-efficiency and performance
Drive technical direction for building a safe, scalable and reliable Agentic AI platform for all of Highspot
Communicate complex concepts and the results of analyses in a clear and effective manner to technical and non-technical audiences
Collaborate with other team members and cross-functionally to share knowledge and discuss initiatives

What we offer

Comprehensive medical, dental, vision, disability, and life benefits
Health Savings Account (HSA) with employer contribution
401(k) Matching with immediate vesting on employer match
Flexible PTO
8 paid holidays and 5 paid days for Annual Holiday Week
Quarterly Recharge Fridays (paid days off for mental health recharge)
18 weeks paid parental leave
Access to Coaches and Therapists through Modern Health
2 volunteer days per year
Commuting benefits

Fulltime

Principal Engineer, AI Strategy and Innovation

Shape the architecture and execution of CLEAR’s AI platform strategy, from infra...

Location

United States , New York

Salary:

250000.00 - 290000.00 USD / Year

Clear

Expiration Date

Until further notice

Requirements

12+ years in software engineering and/or technical experience with deep expertise in AI systems, ML platforms, and data infrastructure
At least 5 years of experience with various AI technologies including GenAI, ML, Deep Learning, RPA or others
Proven ability to scale AI capabilities into high-throughput, low-latency environments
Strong technical background in cloud-native architectures (AWS or similar) and modern AI/ML stacks (TensorFlow/PyTorch, MLflow, RAG, MCP, etc.)
Experience leading AI strategy and platform adoption in enterprise-scale environments
Skilled at translating regulatory and compliance requirements into responsible AI practices
Track record of partnering closely with Product, Engineering, Analytics, and Security teams as well as business executives
Excellent communicator who can set a vision for AI, explain technical trade-offs, and influence executives, peers, and partners
Passionate about embedding AI into core products to deliver measurable impact for members and enterprise partners

Job Responsibility

Define and scale CLEAR’s AI strategy: spanning data pipelines, ML lifecycle management, and intelligent applications
Lead engineering execution for AI models (development, deployment, monitoring, retraining) with a focus on reliability, observability, and ethical AI practices
Modernize analytics and intelligence systems to deliver predictive insights and partner-facing transparency in real time
Operationalize trust in AI by embedding privacy, compliance, and security into all platforms and workflows
Influence cross-functional stakeholders across the business, fostering a culture of technical rigor, collaboration, and innovation, advising C Suite executives, leaders, and individual contributors
Lead the AI Governance group and drive best practices across business functions
Track and optimize KPIs on AI adoption, model performance, scalability, and business impact

What we offer

Comprehensive healthcare plans
Family-building benefits (fertility and adoption/surrogacy support)
Flexible time off
Annual wellness stipend
Free OneMedical memberships for you and your dependents
A CLEAR Plus membership
A 401(k) retirement plan with employer match
Catered lunches every day
Fully stocked kitchens
Stipends and reimbursement programs for well-being and learning & development

Fulltime

Principal AI Engineer

We are looking for a Principal AI Engineer to lead the design and deployment of ...

Location

United States

Salary:

200000.00 - 300000.00 USD / Year

Apollo.io

Expiration Date

Until further notice

Requirements

10+ years of software engineering experience
at least 3 years in applied LLM or agentic AI systems (2023–present)
proven success in deploying LLM-powered products used by real users at scale
deep backend & systems engineering expertise with Python, distributed systems, and scalable APIs
familiarity with LangChain, LlamaIndex, or similar orchestration frameworks
experience with RAG pipelines, vector DBs, embedding models, and semantic search tuning
experience managing performance across cloud providers (e.g., AWS Bedrock, OpenAI, Anthropic, etc.)
demonstrated experience building multi-step agents, planning workflows, chaining reasoning steps, and integrating APIs with agent memory/state
comfort with advanced prompting strategies, few-shot and chain-of-thought reasoning, and embedding retrieval setups
strong understanding of AI system evaluation, human ratings, A/B experimentation, and feedback loop pipelines

Job Responsibility

Architect and lead the development of multi-agent systems capable of long-horizon planning, reasoning, and API orchestration
build reusable agentic components that integrate deeply into sales and marketing processes
own and evolve our in-house platform for scalable, low-latency, and cost-efficient LLM and agent deployments
lead design of interfaces powered by natural language understanding and retrieval-augmented generation (RAG)
build embedding-based, intent-aware search and personalization systems tuned to business user needs
drive innovation in personalized outreach generation using context-aware generation pipelines
tune inference pipelines, caching layers, and model selection logic for high-scale, cost-aware performance
define and drive robust offline and online testing methodologies (A/B, sandboxing, human evals) across agents and LLM flows
architect human-in-the-loop systems and telemetry to improve accuracy, UX, and explainability over time

What we offer

equity
company bonus or sales commissions/bonuses
401(k) plan
at least 10 paid holidays per year
flex PTO
parental leave
employee assistance program
wellbeing benefits
global travel coverage
life/AD&D/STD/LTD insurance

Fulltime

Principal Engineer for Storage Software Development

In the HPE Hybrid Cloud, we lead the innovation agenda and technology roadmap fo...

Location

India , Bangalore

Salary:

Not provided

Hewlett Packard Enterprise

Expiration Date

Until further notice

Requirements

Proven track record of delivering V1 products and anchoring multiple releases in storage product development
Demonstrated ability to handhold customers and played role of trusted advisor for their technology decisions
Bachelor's or master's degree in computer science, Information Systems, or equivalent
Typically, 15-20 years' experience
Expertise in multiple software systems design tools and languages
Strong analytical and problem-solving skills
Designing software systems running on multiple platform types
Software systems testing methodology, including writing and execution of test plans, debugging, and testing scripts and tools
Excellent written and verbal communication skills
mastery in English and local language

Job Responsibility

Set technology direction for broader engineering team on next generation storage involving multiple technologies such as object, file & AI ready workloads
Ability to detail out multi release delivery content from high level vision for the products
Help leadership and Product Management to understand finer details on contemporary technological trends
Inspire engineering team to question the status quo and make bold moves on technology roadmap and deliverables
Designs enhancements, updates, and programming changes for portions and subsystems of systems software, including operating systems, compliers, networking, utilities, databases, and Internet-related tools
Analyzes design and determines coding, programming, and integration activities required based on general objectives and knowledge of overall architecture of product or solution
Writes and executes complete testing plans, protocols, and documentation for assigned portion of application
identifies and debugs, and creates solutions for issues with code and integration into application architecture
Leads a project team of other software systems engineers and internal and outsourced development partners to develop reliable, cost effective and high quality solutions for assigned systems portion or subsystem
Collaborates and communicates with management, internal, and outsourced development partners regarding software systems design status, project progress, and issue resolution

What we offer

Health & Wellbeing
Personal & Professional Development
Unconditional Inclusion

Fulltime

Principal Software Engineer – AI Platform

Snorkel AI

Location:
United States, Redwood City ▼
San Francisco

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
December 12, 2025

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